| | OPEN INTERIORS LIMITED 22 Barrack Close, SUTTON COLDFIELD. B75 7HB | | | | | |
| | OPEN INTERNATIONAL LIMITED Open Internationnal Limited, Buckholt Drive, Warndon, WORCESTER. WR4 9SR | | | | | |
| | OPEN INTERNATIONAL PUBLISHING LIMITED The McGraw-Hill Building, 20 Canada Square, Canary Wharf, LONDON. E14 5LH | | | | | |
| | OPEN INTERNET SOLUTIONS LIMITED 2ND Floor Manfield House, 1 Southampton Street, LONDON. WC2R 0LR | | | | | |
| | OPEN INVESTMENT COMPANY LIMITED Suite B 29 Harley Street, LONDON. W1G 9QR | | | | | |
| | OPEN INVITE LIMITED 15 Sandringham Road, Waterloo, LIVERPOOL. L22 1RW | | | | | |
| | OPEN IQ LIMITED Park Accounts, 1 Approach Road, Raynes Park, LONDON. SW20 8BA | | | | | |
| | OPEN IT DEVELOPMENTS LIMITED 1 Great Goodwin Drive, Merrow, GUILDFORD. GU1 2TX | | | | | |
| | OPEN IT LTD 49 Bolton Rd, Farnworth, BOLTON. BL4 7JN | | | | | |
| | OPEN IT RESOURCES LTD 19 Moulton Park Office Village, Scirocco Close, NORTHAMPTON. NN3 6AP | | | | | |
| | OPEN IT SERVICES LIMITED 32 Islingword Place, BRIGHTON. BN2 9XH | | | | | |
| | OPEN IT SYSTEMS LIMITED 2 Templeland Road, EDINBURGH. EH12 8RP | | | | | |
| | OPEN KITCHEN 144 Darfield Rd, Cudworth, BARNSLEY. S72 8RW | | | | | |
| | OPEN KITCHEN 22-24 Melton High St, Wath-Upon-Dearne, ROTHERHAM. S63 6QQ | | | | | |
| | OPEN KITCHEN A, 29 Lewis St, ABERDARE. CF44 6PY | | | | | |
| | OPEN KITCHEN 114 Frimley Road, CAMBERLEY. GU15 2QN | | | | | |
| | OPEN KITCHEN LIMITED 16 Suffolk Road, SHEFFIELD. S2 4AL | | | | | |
| | OPEN KITCHEN NORWAY LTD Carpenter Court 1 Maple Road, Bramhall, STOCKPORT. SK7 2DH | | | | | |
| | OPEN KNOWLEDGE FOUNDATION LIMITED 37 Panton Street, CAMBRIDGE. CB2 1HL | | | | | |
| | OPEN LEARNING CENTRE Ty Cyfle, 68-72 Market St, HOLYHEAD. LL65 1UW | | | | | |
| | OPEN LEARNING CENTRE 46 Clooney Terr, LONDONDERRY. BT47 6AP | | | | | |
| | OPEN LEARNING CENTRE INTERNATIONAL 24 King Street, CARMARTHEN. SA31 1BS | | | | | |
| | OPEN LEARNING CENTRE INTERNATIONAL LIMITED 3RD Floor, 7-10 Chandos Street, LONDON. W1G 9DQ | | | | | |
| | OPEN LEARNING INTERNATIONAL LIMITED The Farmhouse, Lycrome Road, CHESHAM. HP5 3LD | | | | | |
| | OPEN LEARNING LTD 243 Prittlewell Chase, WESTCLIFF-ON-SEA. SS0 0PW | | | | | |
| | OPEN LEARNING PARTNERSHIP Ferry Lane, LONDON. N17 9NF | | | | | |
| | OPEN LEARNING PROJECT FOR NORFOLK Beacon Innovation Centre, Camelot Rd, Gorleston, GREAT YARMOUTH. NR31 7RA | | | | | |
| | OPEN LIFE UK LIMITED Buckholt Drive, Warndon Industrial Estate, Warndon, WORCESTER. WR4 9SR | | | | | |
| | OPEN LIMITS LIMITED Bank Chambers Market Place, NORWICH. NR10 4JJ | | | | | |
| | OPEN LINE Victoria Square, Consort Way, HORLEY. RH6 7AF | | | | | |
| | OPEN LINE TRADING LIMITED Construction House, Station Road, MEXBOROUGH. S64 9HG | | | | | |
| | OPEN LINES YOUNG PEOPLES COUNSELLING Unit 10, 2-4 Corporation St, CHESTERFIELD. S41 7TP | | | | | |
| | OPEN LINK INTERNATIONAL LIMITED 4TH Floor Austin Friars House, 2-6 Austin Friars, LONDON. EC2N 2HD | | | | | |
| | OPEN LINK INTERNATIONAL LIMITED Austin Frairs House, 2-6 Austin Friars, LONDON. EC2N 2HD | | | | | |
| | OPEN LINK SOFTWARE LTD Carolyn House, 26 Dingwall Rd, CROYDON. CR0 9XF | | | | | |
| | OPEN LOGISTICS Hill House, Regent St, LUTTERWORTH. LE17 4BE | | | | | |
| | OPEN LOGISTICS LIMITED 6 Wensley Grove, HARROGATE. HG2 8AH | | | | | |
| | OPEN LOGISTIX SYSTEMS LIMITED The Copper Room, Deva Centre Trinity Way, MANCHESTER. M3 7BG | | | | | |
| | OPEN LOOP LTD. Narplan House, 63 Main Street, Rutherglen, GLASGOW. G73 2JH | | | | | |
| | OPEN MAGAZINE LTD 12 Bemish Road, LONDON. SW15 1DG | | | | | |
| | OPEN MARKETS LIMITED 78 Thornton Lodge Road, Thornton Lodge, HUDDERSFIELD. HD1 3SB | | | | | |
| | OPEN MEDIA LIMITED 5 Elstree Gate, Elstree Way, BOREHAMWOOD. WD6 1JD | | | | | |
| | OPEN MEDIA SYSTEMS LTD 148 Preston Road, LYTHAM ST. ANNES. FY8 5AT | | | | | |
| | OPEN MIKE PRODUCTIONS Hammer House, 113-117 Wardour Street, LONDON. W1F 0UN | | | | | |
| | OPEN MIKE PRODUCTIONS LIMITED Russell Bedford House, City Forum, 250 City Road, LONDON. EC1V 2PR | | | | | |
| | OPEN MIND 9-11 Deanfield Avenue, HENLEY-ON-THAMES. RG9 1UE | | | | | |
| | OPEN MIND CONSULTANCY LIMITED 87 Milton Avenue, BARNET. EN5 2EY | | | | | |
| | OPEN MIND HR LTD 78 Arbutus Drive, Coombe Dingle, BRISTOL. BS9 2PN | | | | | |
| | OPEN MIND HYPNOTHERAPY Old Grammar School House, School Gardens, Castle Gates, SHREWSBURY. SY1 2AJ | | | | | |
| | OPEN MIND MARKETING LTD Unit C99 Northbridge House, Elm Street Business Park, BURNLEY. BB10 1PD | | | | | |
| | OPEN MIND PRODUCTIONS LIMITED 3, Waxhouse Gate, High St, ST. ALBANS. AL3 4EW | | | | | |
| | OPEN MIND PRODUCTIONS LIMITED 34 Mandeville Road, HERTFORD. SG13 8JQ | | | | | |
| | OPEN MIND SOFTWARE LIMITED Flat 8, 97 East London Street, EDINBURGH. EH7 4BF | | | | | |
| | OPEN MIND TECHNOLOGIES UK LIMITED Greyfriars Court, Paradise Square, OXFORD. OX1 1BE | | | | | |
| | OPEN MINDED SOLUTIONS LIMITED 25 Skeeby Road, DARLINGTON. DL1 4XQ | | | | | |
| | OPEN MINDS ASSOCIATES LIMITED 70 Balby Road, DONCASTER. DN4 0JL | | | | | |
| | OPEN MINDS COMMUNICATION MANAGEMENT LIMITED Suite B 29 Harley Street, LONDON. W1G 9QR | | | | | |
| | OPEN MINDS CONSULTANTS LIMITED The Hossage Cottages, EVESHAM. WR11 8QH | | | | | |
| | OPEN MINDS CONSULTANTS LIMITED 15 Warwick Road, STRATFORD-UPON-AVON. CV37 6YW | | | | | |
| | OPEN MINDS CREATIVITY LIMITED Well House, Reading Road, WALLINGFORD. OX10 9HG | | | | | |
| | OPEN MINDS CYMRU LIMITED Summit House, 5 Gold Tops, NEWPORT. NP20 4PG | | | | | |
| | OPEN MINDS FOUNDATION LIMITED The Estates House West Cheshire, College Eaton Road, Handbridge, CHESTER. CH4 7ER | | | | | |
| | OPEN MINDS HIGH AVAILABILITY SOLUTIONS LIMITED Bridge House, 17A Maybrook Road, SUTTON COLDFIELD. B75 1AL | | | | | |
| | OPEN MINDS IN PERTHSHIRE 50-54 Princes Street, PERTH. PH2 8LJ | | | | | |
| | OPEN MINDS INTERNATIONAL LIMITED 17 Stephens Lodge, Woodside Lane, LONDON. N12 8QH | | | | | |
| | OPEN MINDS THEATRE COMPANY SOUTH YORKSHIRE 47 Clifton Grove, ROTHERHAM. S65 2AZ | | | | | |
| | OPEN MOBILE ALLIANCE LTD. 55 Drury Lane, LONDON. WC2B 5RZ | | | | | |
| | OPEN MORTGAGES 34 Stockport Rd, Romiley, STOCKPORT. SK6 3AA | | | | | |
| | OPEN MRI CENTRE Poppy la, CROYDON. CR9 8AB | | | | | |
| | OPEN MRI LIMITED Flitchfold Barn Vicarage Hill, Loxwood, BILLINGSHURST. RH14 0RH | | | | | |
| | OPEN NEGOTIATION LIMITED 37 Warren Street, LONDON. W1T 6AD | | | | | |
| | OPEN NET 52 High St, LONDON. NW10 4LS | | | | | |
| | OPEN NET 52 High St, LONDON. NW10 4LS | | | | | |
| | OPEN NETWORK ASSOCIATES 26 Coppershell, Gastard, CORSHAM. SN13 9PZ | | | | | |
| | OPEN NETWORK MANAGEMENT LIMITED 38 Doncaster Road, BARNSLEY. S70 1TL | | | | | |
| | OPEN NETWORK SERVICES LIMITED 99 Station Road, EDGWARE. HA8 7JG | | | | | |
| | OPEN NETWORK SOLUTIONS LIMITED 10 Peploe Road, Queens Park, LONDON. NW6 6EB | | | | | |
| | OPEN NETWORK SOLUTIONS UK LIMITED 12 Ashburton Road, RUISLIP. HA4 6AB | | | | | |
| | OPEN NETWORKS ENGINEERING Raynham Road, BISHOP'S STORTFORD. CM23 5PD | | | | | |
| | OPEN NETWORKS ENGINEERING LIMITED Classic House, Raynham Road, BISHOP'S STORTFORD. CM23 5PD | | | | | |
| | OPEN OCEAN CONSULTANTS LIMITED 16 Windsor Terrace, Fleetwood, Fylde, FLEETWOOD. FY7 6HH | | | | | |
| | OPEN OCEAN DESIGN LIMITED Cambridge House 16 High Street, SAFFRON WALDEN. CB10 1AX | | | | | |
| | OPEN OCEAN SURVIVAL & ADVENTURE The Old Coal Yard, Bradford Quay Rd, WADEBRIDGE. PL27 6DB | | | | | |
| | OPEN ONLINE SERVICES LTD 9 Brightfield Road, LONDON. SE12 8QE | | | | | |
| | OPEN OPTIONS EMPLOYEE MANAGEMENT SYSTEMS LIMITED C/O Crown Computing Limited, Amber Close Tamworth Business, Park, TAMWORTH. B77 4RP | | | | | |
| | OPEN OPTIONS EUROPE LTD. 264-266 Durham Road, GATESHEAD. NE8 4JR | | | | | |
| | OPEN OPTIONS UK LTD 264-266 Durham Road, GATESHEAD. NE8 4JR | | | | | |
| | OPEN OUTDOOR LIMITED Fairfax House, 15 Fulwood Place, LONDON. WC1V 6AY | | | | | |
| | OPEN P S L Viewpoint House, Nepshaw Lane South, Gildersome Morley, LEEDS. LS27 7JQ | | | | | |
| | OPEN P S L 2 St Crispin Way, Haslingden, ROSSENDALE. BB4 4PW | | | | | |
| | OPEN PAGE LTD. 38 Main Road, Crick, NORTHAMPTON. NN6 7TX | | | | | |
| | OPEN PAIGE LIMITED 60 Lowson Street, DARLINGTON. DL3 0EY | | | | | |
| | OPEN PALACE 193 Mays Lane, BARNET. EN5 2DY | | | | | |
| | OPEN PARTNERSHIP SOLUTIONS LIMITED 66 Ropeland Way, HORSHAM. RH12 5NY | | | | | |
| | OPEN PARTNERSHIP TRADING LIMITED 58 Coulsdon Road, COULSDON. CR5 2LA | | | | | |
| | OPEN PATH CONSULTING LIMITED 64 Whitehall Park Road, LONDON. W4 3NB | | | | | |
| | OPEN PATH CONSULTING LIMITED 64 Whitehall Pk Rd, LONDON. W4 3NB | | | | | |
| | OPEN PATH OFFSHORE LIMITED 10 Tiger Beach Drive, CARNOUSTIE. DD7 7JT | | | | | |
| | OPEN PAYMENT TECHNOLOGIES LIMITED 4TH Floor Prince Rupert House, 64 Queen Street, LONDON. EC4R 1AD | | | | | |
| | OPEN PEOPLE Whitemyres Av, ABERDEEN. AB16 6YY | | | | | |
| | OPEN PERFORMANCE CENTRE LIMITED Unit 2 67 Earl Street, SHEFFIELD. S1 4PY | | | | | |
| | OPEN PLAIN PRODUCTIONS LTD Unit 2 Kennington Works, 42 Braganza Street, LONDON. SE17 3RJ | | | | | |
| | OPEN PLANNING UK LIMITED 26 Grosvenor Street, LONDON. W1K 4QW | | | | | |
| | OPEN PLATFORM LIMITED 15 Atholl Crescent, EDINBURGH. EH3 8HA | | | | | |
| | OPEN PLAY SCOTLAND LTD. Ayton Smiddy, Newburgh, CUPAR. KY14 6JQ | | | | | |
| | OPEN POETRY LIMITED 3 Castlegate, GRANTHAM. NG31 6SF | | | | | |
| | OPEN PR LIMITED Lucys, Lucys Hill, HYTHE. CT21 5ES | | | | | |
| | OPEN PREMIUM FINANCE LIMITED 17 Heath Road, TWICKENHAM. TW1 4AW | | | | | |
| | OPEN PREPAID FUNERALS LIMITED 67 Warwick Road, SOLIHULL. B92 7HP | | | | | |
| | OPEN PRODUCTIONS AND VENTURES LIMITED 45-49 Greek Street, STOCKPORT. SK3 8AX | | | | | |
| | OPEN PROPERTY MAINTENANCE LIMITED 94 Barmeston Road, LONDON. SE6 3BH | | | | | |
| | OPEN PUBLICATIONS LIMITED 15 Southampton Place, LONDON. WC1A 2AJ | | | | | |
| | OPEN QSAR CONSULTING LIMITED Gibhill Farm, Shrigley Road, MACCLESFIELD. SK10 5SE | | | | | |
| | OPEN RANGE CONSULTING LIMITED Summit House Highfield Road, DARTFORD. DA1 2JY | | | | | |
| | OPEN RANGE COVERS Station Approach, Chorleywood, RICKMANSWORTH. WD3 5NE | | | | | |
| | OPEN RANGE LIMITED Business Services Centre, 446-450 Kingstanding Road, BIRMINGHAM. B44 9SA | | | | | |
| | OPEN REALITY LIMITED 3A Hitching Court, Abingdon Business Park, ABINGDON. OX14 1RG | | | | | |
| | OPEN RECRUITMENT UK LIMITED Meriden Hall Main Road, Meriden, COVENTRY. CV7 7PT | | | | | |
| | OPEN RESEARCH INTERNATIONAL LIMITED 79A Melbury Gardens, LONDON. SW20 0DL | | | | | |
| | OPEN RESOURCES LIMITED 6 Lynwood Close, Woodham, WOKING. GU21 5TJ | | | | | |
| | OPEN RETAIL SOLUTIONS LIMITED 19-20 S G C S Business Park, Technology Drive, Beeston, NOTTINGHAM. NG9 2ND | | | | | |
| | OPEN RETAIL SOLUTIONS LIMITED 16 Grangewood Road, Wollaton, NOTTINGHAM. NG8 2SH | | | | | |
| | OPEN RIGHTS 12 Duke's Road, LONDON. WC1H 9AD | | | | | |
| | OPEN ROAD 161 Mallards Reach, Marshfield, CARDIFF. CF3 2NL | | | | | |
| | OPEN ROAD 9 Coggeshall Road, BRAINTREE. CM7 9DD | | | | | |
| | OPEN ROAD ASSOCIATES LIMITED 6 The Link, Risinghurst, Headington, OXFORD. OX3 8DU | | | | | |
| | OPEN ROAD CYCLING 6 East Field, Longhoughton, ALNWICK. NE66 3BZ | | | | | |
| | OPEN ROAD FILMS LIMITED The Studio, 37 Redington Road, LONDON. NW3 7QX | | | | | |
| | OPEN ROAD LEARNING LIMITED 77 Brownshore Lane, Essington, WOLVERHAMPTON. WV11 2AE | | | | | |
| | OPEN ROAD RECRUITMENT LIMITED 50 Regent Street, RUGBY. CV21 2PU | | | | | |
| | OPEN ROAD SECURITIES LIMITED Fishweir, St Mary Church, COWBRIDGE. CF7 7TL | | | | | |
| | OPEN ROAD VISIONS Corporate House, 5A Queen Street, COLCHESTER. CO1 2PG | | | | | |
| | OPEN ROAD VISIONS LTD 5A Queen Street, COLCHESTER. CO1 2PG | | | | | |
| | OPEN ROAD VISIONS LTD 132A Wellesley Road, CLACTON-ON-SEA. CO15 3QD | | | | | |
| | OPEN ROADS Abbey House, 1650 Arlington Business Pk, Theale, READING. RG7 4SA | | | | | |
| | OPEN ROADS LIMITED Midgham Croft, Midgham Green, READING. RG7 5TT | | | | | |
| | OPEN ROADZ 6 Thistle Cl, NORTHALLERTON. DL7 8FF | | | | | |
| | OPEN SAFETY LTD 30 Deans Close, LONDON. W4 3LX | | | | | |
| | OPEN SAMPLE LIMITED 69 Great Hampton Street, BIRMINGHAM. B18 6EW | | | | | |
| | OPEN SANDWICH DESIGN Fishergate, The Quay, SANDWICH. CT13 9EN | | | | | |
| | OPEN SCAPE LIMITED 211 Waterloo Street, BURTON-ON-TRENT. DE14 2NQ | | | | | |
| | OPEN SCHOOL NETWORK LTD 2 Dukes Court Bognor Road, CHICHESTER. PO19 8FX | | | | | |
| | OPEN SEAS UK LIMITED 7 Nuffield Way, ABINGDON. OX14 1RJ | | | | | |
| | OPEN SECRET 13 Pitt Ter, STIRLING. FK8 2EZ | | | | | |
| | OPEN SECRET 19 Mar St, ALLOA. FK10 1HR | | | | | |
| | OPEN SECRET Crawford Buildings, 9 Callendar Road, FALKIRK. FK1 1XS | | | | | |
| | OPEN SECURITY 4 U LTD 23 Castalia Square, Docklands, LONDON. E14 3NG | | | | | |
| | OPEN SECURITY SOLUTIONS LIMITED 66 Oxleay Road Rayners Lane, HARROW. HA2 9UY | | | | | |
| | OPEN SELLING LIMITED 2 Cairn Close, CAMBERLEY. GU15 1DR | | | | | |
| | OPEN SESAME 32 Botanic Av, BELFAST. BT7 1JQ | | | | | |
| | OPEN SESAME 38 William Iv St, LONDON. WC2N 4DD | | | | | |
| | OPEN SESAME Flat 25, Tor Court, Tor Gdns, LONDON. W8 4HX | | | | | |
| | OPEN SESAME UK LIMITED 46 Anerley Park, LONDON. SE20 8ND | | | | | |
| | OPEN SHUTTER PRODUCTIONS LIMITED Albert Terrace, 100 Kings Road, WINDSOR. SL4 2AP | | | | | |
| | OPEN SICILY LIMITED 13 Station Road, LONDON. N3 2SB | | | | | |
| | OPEN SKIES Unit 4, Mitre Bridge Ind Park, Mitre Way, LONDON. W10 6AU | | | | | |
| | OPEN SKY COMPUTING LIMITED The Mount, Trefecca, BRECON. LD3 0PW | | | | | |
| | OPEN SKY LIMITED 50 West Street, FARNHAM. GU9 7DX | | | | | |
| | OPEN SKY LIMITED Aspect House, Herriard, BASINGSTOKE. RG25 2PN | | | | | |
| | OPEN SKY SOLUTIONS LTD 50 Bedgebury Close Vinters Park, MAIDSTONE. ME14 5QZ | | | | | |
| | OPEN SKY UK LIMITED 43 Bawdsey Avenue, ILFORD. IG2 7TW | | | | | |
| | OPEN SOCIETY FOUNDATION 5TH Floor Cambridge House, 100 Cambridge Grove, LONDON. W6 0LE | | | | | |
| | OPEN SOFTWARE LIBRARY LIMITED 164 Windsor Road, Ashton-in-Makerfield, WIGAN. WN4 9ES | | | | | |
| | OPEN SOHO LIMITED Down House, 303 High Street, ORPINGTON. BR6 0NN | | | | | |
| | OPEN SOLUTIONS 122 High St, Earl Shilton, LEICESTER. LE9 7LQ | | | | | |
| | OPEN SOLUTIONS LIMITED Claymore House, Claymore Tame Valley Industrial, Estate, TAMWORTH. B77 5DQ | | | | | |
| | OPEN SOLUTIONS TECHNOLOGIES LIMITED 3 Denham House, Grosvenor Street, STALYBRIDGE. SK15 2JP | | | | | |
| | OPEN SOURCE CONSULT LIMITED 47 Sedlescombe Road South, ST. LEONARDS-ON-SEA. TN38 0TB | | | | | |
| | OPEN SOURCE CONSULTANCY LTD 75 Gladstone Road, NORTHAMPTON. NN5 7EG | | | | | |
| | OPEN SOURCE INNOVATION LIMITED 22 Egremont Road, Hardwick, CAMBRIDGE. CB23 7XR | | | | | |
| | OPEN SOURCE IT LIMITED Airport House Suite 43 - 45, CROYDON. CR9 4RY | | | | | |
| | OPEN SOURCE MIGRATIONS LIMITED 74 Victoria Road, Knaphill, WOKING. GU21 2AA | | | | | |
| | OPEN SOURCE PRODUCTIONS C/O the Others, 6-8 Manor Road, LONDON. N | | | | | |
| | OPEN SOURCE SERVING LTD 15 Horn Lane, East Hendred, WANTAGE. OX12 8LD | | | | | |
| | OPEN SOURCE SOFTWARE COMPANY LTD Springboard Innovation Centre, Llantarnam Industrial Park, Llantarnam, CWMBRAN. NP44 3AW | | | | | |
| | OPEN SOURCE SOLUTIONS LTD Limber Lost, 93 Kenilworth Road, FLEET. GU51 3AY | | | | | |
| | OPEN SOURCE STUDIOS LIMITED 19-20 Noel Street, LONDON. W1F 8GW | | | | | |
| | OPEN SOURCE SYSTEMS LIMITED The Old Bank 77 Infirmary Road, SHEFFIELD. S6 3BX | | | | | |
| | OPEN SOURCE TECHNOLOGIES LIMITED 362 Omega Court Cemetery Road, SHEFFIELD. S11 8FT | | | | | |
| | OPEN SOURCERERS LTD The Technocentre, Puma Way, COVENTRY. CV1 2TT | | | | | |
| | OPEN SPACE 200 Brick la, LONDON. E1 6SA | | | | | |
| | OPEN SPACE - HOUSE EXTENSIONS LIMITED 1A The Bridge Uxbridge Road, LONDON. W5 3LB | | | | | |
| | OPEN SPACE CUMBRIA LIMITED 37 Norfolk Rd, CARLISLE. CA2 5PQ | | | | | |
| | OPEN SPACE CUMBRIA LIMITED 37 Norfolk Road, CARLISLE. CA2 5PQ | | | | | |
| | OPEN SPACE DESIGN LIMITED 24 Guildford Street, LUTON. LU1 2NR | | | | | |
| | OPEN SPACE PRE-SCHOOL The Pavillion, Northcroft la, NEWBURY. RG14 1RS | | | | | |
| | OPEN SPACE PUBLICATIONS LIMITED Unit 3 Ripon House, 35 Station Lane, HORNCHURCH. RM12 6JL | | | | | |
| | OPEN SPACE SCOTLAND LIMITED 12-16 Albyn Place, ABERDEEN. AB10 1PS | | | | | |
| | OPEN SPACE SCOTLAND LTD Berryden Business Park, Berryden Rd, ABERDEEN. AB25 3SA | | | | | |
| | OPEN SPACE TRAINING LIMITED Lobs Wood, Wiggaton, OTTERY ST. MARY. EX11 1PY | | | | | |
| | OPEN SPACE UK C/O Dundas & Wilson Llp, 5TH Floor North West Wing, Aldwych, LONDON. WC2B 4EZ | | | | | |
| | OPEN SPACES 69 Trafalgar Street, BRIGHTON. BN1 4EB | | | | | |
| | OPEN SPACES LIMITED Aruna House, 2 Kings Road, HASLEMERE. GU27 2QA | | | | | |
| | OPEN SPACES SOCIETY 25A Bell Street, HENLEY-ON-THAMES. RG9 2BA | | | | | |
| | OPEN SPECTRUM LIMITED Marsh Hill Farm, Marsh Lane, YEOVIL. BA21 3QA | | | | | |
| | OPEN SPORT LIMITED 443 Stroude Road, VIRGINIA WATER. GU25 4BU | | | | | |
| | OPEN SPORTS ACADEMY LIMITED Cadwgan Farm, Pen Y Rhedyn Clydach, SWANSEA. SA6 5SP | | | | | |
| | OPEN SQUARE LTD 10 Park Avenue, Peper Harow, GODALMING. GU8 6BA | | | | | |
| | OPEN STANDARD SOLUTIONS LIMITED 22 Clonmel Road, LONDON. SW6 5BJ | | | | | |
| | OPEN STATE LIMITED Woody Nook the Fields, Chirbury Road, MONTGOMERY. SY15 6QH | | | | | |
| | OPEN STORAGE UK LIMITED 28 Bolton Street, Mayfair, LONDON. W1J 8BP | | | | | |
| | OPEN STRATEGY LIMITED Gamma Suite 2ND Floor, 49A The Tything, WORCESTER. WR1 1JT | | | | | |
| | OPEN STRINGS LIMITED Great Skewes Cottage, St Wenn, BODMIN. PL30 5PS | | | | | |
| | OPEN STUDIO 168 Kings Road Arches, BRIGHTON. BN1 1NB | | | | | |
| | OPEN STUDIOS LIMITED 40 Hazelhurst Drive, Middleton, MANCHESTER. M24 6TL | | | | | |
| | OPEN STUDY GROUP LIMITED Llys Myrddin, Efailwen, CLYNDERWEN. SA66 7XG | | | | | |
| | OPEN STYLE MARKETING LIMITED Harris Brow, COCKERMOUTH. CA13 0XR | | | | | |
| | OPEN STYLE MARKETING LIMITED 135/137 Station Road, North Chingford, LONDON. E4 6AG | | | | | |
| | OPEN SYMMETRY LLP 2 Dellfield Avenue, BERKHAMSTED. HP4 1DY | | | | | |
| | OPEN SYSTEM SOLUTIONS LIMITED 12A Homewell, HAVANT. PO9 1EE | | | | | |
| | OPEN SYSTEM SOLUTIONS SERVICE LIMITED 69 Great Hampton Street, BIRMINGHAM. B18 6EW | | | | | |
| | OPEN SYSTEMS CONSULTING LIMITED 10 Charterhouse Square, LONDON. EC1M 6LQ | | | | | |
| | OPEN SYSTEMS CONTRACT SERVICES LIMITED Hartsbourne House, Carpenders Park, WATFORD. WD19 5EF | | | | | |
| | OPEN SYSTEMS DESIGN LIMITED 18 Seymour Road, SOUTHAMPTON. SO16 6RD | | | | | |
| | OPEN SYSTEMS ENGINEERING LIMITED 14-15 Craven Street, LONDON. WC2N 5AD | | | | | |
| | OPEN SYSTEMS INTELLIGENCE LIMITED 161B Plashet Road, LONDON. E13 0QZ | | | | | |
| | OPEN SYSTEMS IT LTD The Old Bakery, Bartley, SOUTHAMPTON. SO50 2LW | | | | | |
| | OPEN SYSTEMS LIMITED Salisbury House, Station Road, CAMBRIDGE. CB1 2LA | | | | | |
| | OPEN SYSTEMS MANAGEMENT PO Box 1, Ballasalla, ISLE OF MAN. IM99 6AB | | | | | |
| | OPEN SYSTEMS MANAGEMENT LIMITED Kings Ride Court, Kings Ride, ASCOT. SL5 7JR | | | | | |
| | OPEN SYSTEMS PROFESSIONAL SERVICES LIMITED Oak View Lodge Friezland Lane, Greenfield, OLDHAM. OL3 7EU | | | | | |
| | OPEN SYSTEMS SERVICES LIMITED Unit 2 Ace Business Park, Mackadown Lane, Kitts Green, BIRMINGHAM. B33 0LD | | | | | |
| | OPEN SYSTEMS SERVICES LIMITED 2 Ace Business Park, Mackadown la, BIRMINGHAM. B33 0LD | | | | | |
| | OPEN TAX LLP 145-147 St John Street, LONDON. EC1V 4PY | | | | | |
| | OPEN TAX SOLUTIONS LIMITED 2ND Floor, 145-157 St John Street, LONDON. EC1V 4PY | | | | | |
| | OPEN TECHNOLOGIES LIMITED 7 Tower Place, West End, SOUTHAMPTON. SO30 3DL | | | | | |
| | OPEN TECHNOLOGY CONSULTANTS LIMITED Rook's Nest, Tubbs Lane, Highclere, NEWBURY. RG20 9PW | | | | | |
| | OPEN TECHNOLOGY LTD 59 High Street, Hurstpierpoint, HASSOCKS. BN6 9RE | | | | | |
| | OPEN TECHNOLOGY SYSTEMS LIMITED 64 High Street, Earls Barton, NORTHAMPTON. NN6 0JG | | | | | |
| | OPEN TECHNOLOGY SYSTEMS LIMITED 64 High Street, Earls Barton, NORTHAMPTON. NN6 0JG | | | | | |
| | OPEN TELECOM INTERNATIONAL LTD Polmorla Road, WADEBRIDGE. PL27 7NE | | | | | |
| | OPEN TELECOMMUNICATIONS LIMITED Unit 302, Lee Valley Technopark, Ashley Road, LONDON. N17 9LN | | | | | |
| | OPEN TELECOMMUNICATIONS LIMITED Lee Valley Technopark, Ashley Road, LONDON. N17 9LN | | | | | |
| | OPEN TEXT UK LIMITED Grosvenor House, Horseshoe Crescent, BEACONSFIELD. HP9 1LJ | | | | | |
| | OPEN THAT LTD. Hillyfield Farm, Harbourneford, SOUTH BRENT. TQ10 9DT | | | | | |
| | OPEN THE DOOR LTD 116 Hythe Road, BRIGHTON. BN1 6JS | | | | | |
| | OPEN THEATRE COMPANY LIMITEDTHE 57 Corporation St, COVENTRY. CV1 1GX | | | | | |
| | OPEN THEATRE COMPANY LIMITEDTHE Auew Building, 57-61 Corporation Street, COVENTRY. CV1 1GX | | | | | |
| | OPEN THOUGHT LIMITED 170 Queens Road, LLANDUDNO. LL30 1UE | | | | | |
| | OPEN TO CHANGE LIMITED 3 Stanford Way, Broadbridge Heath, HORSHAM. RH12 3LH | | | | | |
| | OPEN TOP DAIMLER 32 Low St, Collingham, NEWARK. NG23 7LS | | | | | |
| | OPEN TOP MUSIC LIMITED 20 Market Place, KINGSTON UPON THAMES. KT1 1JP | | | | | |
| | OPEN TRADE NETWORK 140 Adelaide St, NORWICH. NR2 4JB | | | | | |
| | OPEN TRAINING LIMITED 5 Fern Grove, WELWYN GARDEN CITY. AL8 7ND | | | | | |
| | OPEN TUTORIALS LIMITED 15 Southampton Place, LONDON. WC1A 2AJ | | | | | |
| | OPEN TWICE LIMITED Shanida Rosegar Avenue, Sutterton, BOSTON. PE20 2EF | | | | | |
| | OPEN UNIVERSITY 10 Drumsheugh Gardens, EDINBURGH. EH3 7QJ | | | | | |
| | OPEN UNIVERSITY CHILDREN S CENTRETHE , Walton Hall, MILTON KEYNES. MK7 6AA | | | | | |
| | OPEN UNIVERSITY STUDENT BUDGET ACCOUNTS LIMITED PO Box 508, Walton Hall, MILTON KEYNES. MK7 6HX | | | | | |
| | OPEN UNIVERSITY WORLDWIDE LIMITED , Walton Hall, MILTON KEYNES. MK7 6AA | | | | | |
| | OPEN UP AUDIO DESIGN LTD Carpenter Court, 1 Maple Road, Bramhall, STOCKPORT. SK7 2DH | | | | | |
| | OPEN UP LIMITED 4 Darwin Court Oxon Business, Park, SHREWSBURY. SY3 5AL | | | | | |
| | OPEN UP SHEFFIELD 32 Athol Road, SHEFFIELD. S8 0PA | | | | | |
| | OPEN UPS 116 Albert Rd, EPSOM. KT17 4EL | | | | | |
| | OPEN VALVE MANAGEMENT TRAINING 4 Adkins Croft, Fillongley, COVENTRY. CV7 8PA | | | | | |
| | OPEN VANTAGE LIMITED The Coach House, 155 Merton Road, LONDON. SW19 1EE | | | | | |
| | OPEN VIEW Salvation Army Headquarters, The Trinity, WORCESTER. WR1 2PN | | | | | |
| | OPEN VISTA LIMITED Langton House 124 Acomb Road, Holgate, YORK. YO24 4EY | | | | | |
| | OPEN WATERS INVESTMENTS LIMITED Imperial House North Street, BROMLEY. BR1 1SD | | | | | |
| | OPEN WATERS LIMITED 296 Broadway, BEXLEYHEATH. DA6 8AJ | | | | | |
| | OPEN WATERS TRAINING & CONSULTANCY LIMITED 17 Marina Court Castle Street, HULL. HU1 1TJ | | | | | |
| | OPEN WATERS UK LIMITED 296 Broadway, BEXLEYHEATH. DA6 8AJ | | | | | |
| | OPEN WAVE LIMITED 212 Ballards Lane, Finchley, LONDON. N3 2LX | | | | | |
| | OPEN WEB LOGIC LIMITED Northgate Business Center, 38 Northgate, NEWARK. NG24 1EZ | | | | | |
| | OPEN WESTMINSTER LIMITED 1-2 Pudding Lane, LONDON. EC3R 8AB | | | | | |
| | OPEN WHITE PRODUCTION & EVENTS Gostins Building, 32-36 Hanover St, LIVERPOOL. L1 4LN | | | | | |
| | OPEN WIDE PRODUCTIONS LIMITED Allingtons Cottage, Norbury Common, WHITCHURCH. SY13 4JB | | | | | |
| | OPEN WINDOW PRODUCTIONS 25 Donegall St, BELFAST. BT1 2FF | | | | | |
| | OPEN WINDOW SERVICES LIMITED Weir Cottage, 2 Laindon Road, BILLERICAY. CM12 9LD | | | | | |
| | OPEN WORD LIMITED Johnstone House, 52-54 Rose Street, ABERDEEN. AB10 1HA | | | | | |
| | OPEN WORKING LIAISON LIMITED 47 The Brackens Westbury Park, Clayton, NEWCASTLE. ST5 4JL | | | | | |
| | OPEN WORLD INVESTMENT & CONSULTING LIMITED 6TH Floor 52/54 Gracechurch, Street, LONDON. EC3V 0EH | | | | | |
| | OPEN WORLD LIMITED 11 Riverside Court, Riverside Road, BATH. BA2 3DZ | | | | | |
| | OPEN WORLD LIMITED Unit 10-11, Riverside Court, BATH. BA2 3DZ | | | | | |
| | OPEN WORLD RUSSIA-UK Office 3, 10 Regal House, The Precinct Mengham Rd, HAYLING ISLAND. PO11 9BS | | | | | |
| | OPEN WORLD TECHNOLOGIES LIMITED The Old Treasury, 7 Kings Road, PORTSMOUTH. PO5 4DJ | | | | | |
| | OPEN X COMPANY LIMITED 69 Great Hampton Street, BIRMINGHAM. B18 6EW | | | | | |
| | OPEN YOUR EYES LIMITED 58-60 Berners Street, LONDON. W1T 3JS | | | | | |
| | OPEN YOUTH TRUST 20 Bank Plain, NORWICH. NR2 4SF | | | | | |
| | OPEN ZONE Harton la, SOUTH SHIELDS. NE34 0PH | | | | | |
| | OPEN ZONE LTD Canons, Hollands la, HENFIELD. BN5 9QZ | | | | | |
| | OPEN2LEARN LIMITED 44 Hill Road, WATLINGTON. OX49 5AD | | | | | |
| | OPEN366 LIMITED Finchley House 707 High Road, LONDON. N12 0BT | | | | | |
| | OPEN4 LIMITED 2 Bath Place, Rivington Street, LONDON. EC2A 3JJ | | | | | |
| | OPEN4 SOFTWARE LIMITED Halsey & Co 40 the Broadway, Cheam, SUTTON. SM3 8BD | | | | | |
| | OPENACADEMY LIMITED C/O Simpson Wreyford & Ptnrs, Suffolk House George Street, CROYDON. CR0 0YN | | | | | |
| | OPENACCESS EVENTS LIMITED 340 Melton Road, LEICESTER. LE4 7SL | | | | | |
| | OPENACCESS PROPERTIES LIMITED 11 Commerce Road, LONDON. N22 8DZ | | | | | |
| | OPENACRE ESTATES LIMITED 6 Princes Park Avenue, LONDON. NW11 0JP | | | | | |
| | OPENACRE LIMITED 335A Ballards Lane, Finchley, LONDON. N12 8LT | | | | | |
| | OPEN-AD 8 Hanover St, LONDON. W1S 1YE | | | | | |
| | OPENADVANCE RESIDENTS MANAGEMENT LIMITED 199 Cooden Sea Road, BEXHILL-ON-SEA. TN39 4TR | | | | | |
| | OPENAIR DEVELOPMENTS LIMITED First Floor, 41 Chalton Street, LONDON. NW1 1JD | | | | | |
| | OPENAIR LIMITED 78 Lord Street, FLEETWOOD. FY7 6DS | | | | | |
| | OPEN-ALL-HOURS PLUMBING HEATING AND DRAINAGE LTD 18 Northlands, Rumney, CARDIFF. CF3 3AQ | | | | | |
| | OPENATTIC Fourth Floor, 5 Market St, NOTTINGHAM. NG1 6HY | | | | | |
| | OPENAUTH LIMITED 23 Cargate Hill, ALDERSHOT. GU11 3AA | | | | | |
| | OPENBAND LIMITED Gilbert Wakefield House, 67 Bewsey Street, WARRINGTON. WA2 7JQ | | | | | |
| | OPENBAR RESTAURANT LIMITED 20 New Road, LONDON. E1 2AX | | | | | |
| | OPENBASE LIMITED Belfry House, Bell Lane, HERTFORD. SG14 1BP | | | | | |
| | OPENBEACH LIMITED 16 Winchester Walk, LONDON. SE1 9AQ | | | | | |
| | OPENBEST LIMITED 40 Oulder Hill Drive, Oulder Hill, ROCHDALE. OL11 5LB | | | | | |
| | OPENBOARD LIMITED C/O Geo Little Sebire & Co, Victoria House, 64 Paul Street, LONDON. EC2A 4TT | | | | | |
| | OPENBOOK HIPS LIMITED 400 Capability Green, LUTON. LU1 3LU | | | | | |
| | OPENBOOK LIMITED 12 Harrington Close, WINDSOR. SL4 4AD | | | | | |
| | OPENBOOK SYSTEMS LIMITED Windsor House, Pepper Street, CHESTER. CH1 1DF | | | | | |
| | OPENBOX LIMITED Mansion House, Manchester Road, ALTRINCHAM. WA14 4RW | | | | | |
| | OPENBRAND LIMITED Mansion House, Manchester Road, ALTRINCHAM. WA14 4RW | | | | | |
| | OPENBRIDGE CHINA LIMITED 10 Rakemakers, Holybourne, ALTON. GU34 4ED | | | | | |
| | OPENBRIDGE LIMITED C/O Bambling & Co, 10 Rakemakers, Holybourne, ALTON. GU34 4ED | | | | | |
| | OPENBROOK LIMITED 12 Greycoat Place, LONDON. SW1P 1SB | | | | | |
| | OPENBUILD LIMITED 1 Cheam Road, Ewell Village, EPSOM. KT17 1SP | | | | | |
| | OPENBUSINESS LIMITED 16 Gloucester Road, Poynton, STOCKPORT. SK12 1JJ | | | | | |
| | OPENBUSINESS.NL UK LIMITED C/O Uhy Hacker Young St James, Building 79 Oxford Street, MANCHESTER. M1 6HT | | | | | |
| | OPENBUSY LIMITED 15 Shakespeare Road, LONDON. W3 6SG | | | | | |
| | OPENCARE LIMITED 6 Woolwell Drive, Woolwell, PLYMOUTH. PL6 7JP | | | | | |
| | OPENCAST Chequer Rd, DONCASTER. DN1 2AA | | | | | |
| | OPENCAST C.I.C. Wilmar, York Road, DONCASTER. DN5 8LY | | | | | |
| | OPENCFD LIMITED 9 Albert Road, Caversham, READING. RG4 7AN | | | | | |
| | OPENCHAIR LIMITED 10 Carver Road, LONDON. SE24 9LT | | | | | |
| | OPENCHASE LIMITED 4TH Floor, 114 Middlesex Street, LONDON. E1 7HY | | | | | |
| | OPENCHILL LIMITED 4TH Floor, 2 Caxton Street, LONDON. SW1H 0QE | | | | | |
| | OPENCHOICE FOODS LIMITED Castle Chambers, 43 Castle Street, LIVERPOOL. L2 9TL | | | | | |
| | OPENCHOICE LIMITED 30 Poland Street, LONDON. W1F 8QS | | | | | |
| | OPENCIRCLE 23 Derby la, LIVERPOOL. L13 6QA | | | | | |
| | OPENCIRCUIT LIMITED Suite 2, 313 Regents Park Road, LONDON. N3 1DP | | | | | |
| | OPENCODE LIMITED 32 Cranley Gardens, LONDON. N10 3AP | | | | | |
| | OPENCOMMS LTD. The Old School House, Fringford, BICESTER. OX27 8DT | | | | | |
| | OPENCOMP INTERNET SERVICES LIMITED 69 Great Hampton Street, BIRMINGHAM. B18 6EW | | | | | |
| | OPENCONCEPT RESIDENTS MANAGEMENT LIMITED 48 Arwenack Street, FALMOUTH. TR11 3JH | | | | | |
| | OPENCONNECT IRELAND LIMITED Openconnect House, 2A Market Place, CARRICKFERGUS. BT38 7AW | | | | | |
| | OPENCONTACT DIRECT MARKETING Sapphire House, Roundtree Way, NORWICH. NR7 8SQ | | | | | |
| | OPENCONTACT DIRECT MARKETING LIMITED 15 Palace Street, NORWICH. NR3 1RT | | | | | |
| | OPENCOUNT LIMITED 6 Shaftesbury Drive, Stotfold, HITCHIN. SG5 4FS | | | | | |
| | OPENCOURT LIMITED Third Floor, One Redcliff Street, BRISTOL. BS1 6NP | | | | | |
| | OPENCPD LIMITED Kings Wharf, 20-30 Kings Road, READING. RG1 3EX | | | | | |
| | OPENCREST LTD Clarence House 35 Clarence St, MARKET HARBOROUGH. LE16 7NE | | | | | |
| | OPENCTO LIMITED The Old School House Hingham, Road, Great Ellingham, ATTLEBOROUGH. NR17 1HX | | | | | |
| | OPENDA LIMITED 38 Dollar Street, CIRENCESTER. GL7 2AN | | | | | |
| | OPENDALE CONSULTING LIMITED 3 Royalstreet, ROCHDALE. OL16 2PU | | | | | |
| | OPENDAWS LIMITED Barnside, Rixon, STURMINSTER NEWTON. DT10 1BQ | | | | | |
| | OPENDEAL LTD 155 Prittlewell Chase, WESTCLIFF-ON-SEA. SS0 0RR | | | | | |
| | OPENDELTA LIMITED 280 Grays Inn Road, LONDON. WC1X 8EB | | | | | |
| | OPENDIGIT LIMITED 13 Bancroft, HITCHIN. SG5 1JQ | | | | | |
| | OPENDIRECT LIMITED 24 Gray's Inn Road, LONDON. WC1X 8HP | | | | | |
| | OPENDIUM LTD 27 Mons Avenue, BALDOCK. SG7 6JX | | | | | |
| | OPENDOCUMENT FOUNDATION LIMITED 36 Ashby Road, TAMWORTH. B79 8AQ | | | | | |
| | OPENDOME LIMITED 9-11 Godmans Lane, Kirk Ella, HULL. HU10 7NX | | | | | |
| | OPENDOOR The Vista Building, 21 Calderwood St, LONDON. SE18 6JF | | | | | |
| | OPENDOOR HOUSING TRUST 34-38 Warwick Rd, LONDON. SW5 9UB | | | | | |
| | OPENDOOR MARKETING UK LIMITED 14 Coach Mews, The Broadway St Ives, HUNTINGDON. PE27 5BN | | | | | |
| | OPEN-DOOR MORTGAGES LIMITED 24 Southfield Road, HINCKLEY. LE10 1UB | | | | | |
| | OPENDOOR PROPERTIES LIMITED 457 Southchurch Road, SOUTHEND-ON-SEA. SS1 2PH | | | | | |
| | OPENDOOR RECRUITMENT LIMITED Peacemor Bethesda Street, Upper Basildon, READING. RG8 8NT | | | | | |
| | OPENDOOR WOODCOTE LTD The White House, Mill Road, Goring on Thames, READING. RG8 9DD | | | | | |
| | OPENDOORS INVESTMENT LTD 60 Sydenham Park Road, LONDON. SE26 6PF | | | | | |
| | OPENDRAKE LIMITED 2 Bath Place, Rivington Street, LONDON. EC2A 3JJ | | | | | |
| | OPENEASY LIMITED Winston Churchill House, 8 Ethel Street, BIRMINGHAM. B2 4BG | | | | | |
| | OPENEDGE LIMITED 61 Chandos Place, LONDON. WC2N 4HG | | | | | |
| | OPENEDHAND LTD 51 Great Brownings, College Road, LONDON. SE21 7HP | | | | | |
| | OPENEQUAL LIMITED 20-22 Bedford Row, LONDON. WC1R 4JS | | | | | |
| | OPENET PLC 52 High Street, Harlesden, LONDON. NW10 4LS | | | | | |
| | OPENET TELECOM UK LIMITED 12 Plumtree Court, LONDON. EC4A 4HT | | | | | |
| | OPENEXPERT LIMITED Windrush Widmoor, Wooburn Common, Wooburn Green, HIGH WYCOMBE. HP10 0JG | | | | | |
| | OPENEYE COMMUNICATIONS LIMITED Millers Cottage Henfield Road, Cowfold, HORSHAM. RH13 8DR | | | | | |
| | OPENEYE CONSULTING LIMITED 72 New Bond Street, LONDON. W1S 1RR | | | | | |
| | OPENEYE EUROPE LIMITED Mitre House, 160 Aldersgate Street, LONDON. EC1A 4DD | | | | | |
| | OPENEYE SCIENTIFIC SOFTWARE LIMITED 20-22 Bedford Row, LONDON. WC1R 4JS | | | | | |
| | OPENEYES LIMITED Kemp House, 152-160 City Road, LONDON. EC1V 2DW | | | | | |
| | OPENFEATURE LIMITED 48 Dickens Drive, Old Stratford, MILTON KEYNES. MK19 6NN | | | | | |
| | OPENFERN LIMITED 295 Grays Inn Road, LONDON. WC1X 8QL | | | | | |
| | OPENFIELD SOLUTIONS LIMITED 7 Ridings Mews, Lofthouse, WAKEFIELD. WF3 3SW | | | | | |
| | OPENFIELD SYSTEMS LIMITED South Knoll, South Stoke Lane, BATH. BA2 7DN | | | | | |
| | OPENFIELD SYSTEMS LIMITED South Knoll, Southstoke la, Southstoke, BATH. BA2 7DN | | | | | |
| | OPENFIELDS LIMITED Alpha House, 4 Greek Street, STOCKPORT. SK3 8AB | | | | | |
| | OPENFINAL PROPERTY MANAGEMENT LIMITED Barclays Bank Chambers, Severn Street, NEWTOWN. SY16 2AQ | | | | | |
| | OPENFLIGHT LIMITED 439 Edgware Road, LONDON. W2 1TH | | | | | |
| | OPENFOLIO LIMITED 104 Victoria Road, DISS. IP22 4JG | | | | | |
| | OPENFORD INVESTMENTS LIMITED 308 High Street, CROYDON. CR0 1NG | | | | | |
| | OPENFORD LTD Winterton House, Nixey Close, SLOUGH. SL1 1ND | | | | | |
| | OPENFORM LIMITED 16 Winchester Walk, LONDON. SE1 9AQ | | | | | |
| | OPENFORWARD PROPERTY MANAGEMENT LIMITED 3 Woodbury Park Road, TUNBRIDGE WELLS. TN4 9NQ | | | | | |
| | OPENFULL LIMITED Stafford Cottage Verwood Road, Three Legged Cross, WIMBORNE. BH21 6RJ | | | | | |
| | OPENFUND LIMITED 13 Station Road, Finchley, LONDON. N3 2PU | | | | | |
| | OPENFUSION LIMITED 19 Hopkinson Close, Uppermill, Saddleworth, OLDHAM. OL3 6BB | | | | | |
| | OPENGATE LIMITED 50 Ashby Road, TAMWORTH. B79 8AD | | | | | |
| | OPENGATE MORTGAGE SOLUTIONS LIMITED Sterling House Fulbourne Road, LONDON. E17 4EE | | | | | |
| | OPENGATE RESIDENTS ASSOCIATION LIMITED Hamilton House, King Street, SALFORD. M6 7GY | | | | | |
| | OPENGATE TRUST Ballachrink, Grove Mount, Ramsey, ISLE OF MAN. IM8 3HP | | | | | |
| | OPENGAZE LIMITED Jasmine House, 17 The Avenue, CLEVEDON. BS21 7DZ | | | | | |
| | OPENGLADE LIMITED Hamlet House, 366/368 London Road, WESTCLIFF-ON-SEA. SS0 7HZ | | | | | |
| | OPENGOAL LIMITED C/O C-Cycle Recyclers Ltd, Mossdown Road, Heyside Royton, OLDHAM. OL2 6HS | | | | | |
| | OPENGOLD LIMITED Wiltshire Drive, TROWBRIDGE. BA14 0TT | | | | | |
| | OPENGUILD LIMITED Lanmor House, 370-386 High Road, WEMBLEY. HA9 6AX | | | | | |
| | OPENHAND SOFTWARE Exmoor St, LONDON. W10 6BD | | | | | |
| | OPENHAVEN LIMITED 5 North End Road, LONDON. NW11 7RJ | | | | | |
| | OPENHEATH CORPORATE DEVELOPMENT Elm Cottage, Burchetts Green Rd, Burchetts Green, MAIDENHEAD. SL6 6QS | | | | | |
| | OPENHEATH LIMITED 21 St Thomas Street, BRISTOL. BS1 6JS | | | | | |
| | OPENHEAVENDESIGNS.COM 6 Wood End Cl, NORTHOLT. UB5 4QP | | | | | |
| | OPENHEIGHTS LIMITED Herne House 68 Birchanger Lane, Birchanger, BISHOP'S STORTFORD. CM23 5QA | | | | | |
| | OPENHILL LIMITED Mansion House, Manchester Road, ALTRINCHAM. WA14 4RW | | | | | |
| | OPENHOUSE PO Box 447, Barkisland, HALIFAX. HX4 0YS | | | | | |
| | OPENHOUSE CONSULTING LIMITED C/O Greenwood & Wilson, The Old School, The Stennack, ST. IVES. TR26 1QU | | | | | |
| | OPENHOUSE PRODUCTS LTD 125 Craven Street, BIRKENHEAD. CH41 4BW | | | | | |
| | OPENHOUSEIT Unit 2, Bruce Works, 49 Mowbray St, SHEFFIELD. S3 8EN | | | | | |
| | OPENHUB LIMITED 62 Hills Road, CAMBRIDGE. CB2 1LA | | | | | |
| | OPENHUB SCOTLAND LIMITED Iona Lodge 17 Kenilworth Road, Bridge of Allan, Striling, STIRLING. FK9 4DU | | | | | |
| | OPENHYDRO UK LIMITED Alexander Suite, Arthur House Chorlton St, MANCHESTER. M1 3FH | | | | | |
| | OPENI MARKETING LIMITED 21 William Henry Street, Saltaire, SHIPLEY. BD18 4PP | | | | | |
| | OPENIA LIMITED 33 Clare Mead, Rowledge, FARNHAM. GU10 4BJ | | | | | |
| | OPENIDEAS HOLDING LIMITED 69 Great Hampton Street, BIRMINGHAM. B18 6EW | | | | | |
| | OPENING DOORS 121 Lewisham High Street, LONDON. SE13 6AT | | | | | |
| | OPENING DOORS The Call Centre, New North Road, ILFORD. IG6 3AG | | | | | |
| | OPENING DOORS Flat 8, Elbourne Court, Worgan St, LONDON. SE16 7WF | | | | | |
| | OPENING DOORS Elbourne Court, 8 Worgan St, LONDON. SE16 7WF | | | | | |
| | OPENING DOORS BUSINESS SERVICES LIMITED C/O Whittingtons 1 High Street, GUILDFORD. GU2 4HP | | | | | |
| | OPENING DOORS CUMBRIA LTD. Logic House, Allenbrook Road, Rosehill Estate, CARLISLE. CA1 2UT | | | | | |
| | OPENING DOORS EMPLOYMENT RESOURCE CENTRE Sydenham Library, Sydenham Road, LONDON. SE26 5SE | | | | | |
| | OPENING DOORS FOR DISABLED PEOPLE Community House, 46-50 East Pde, HARROGATE. HG1 5RR | | | | | |
| | OPENING DOORS LIMITED 243 Nantwich Road, CREWE. CW2 6NU | | | | | |
| | OPENING DOORS LIMITED Dane Mill Business Centre, Broadhurst Lane, CONGLETON. CW12 1LA | | | | | |
| | OPENING MINDS TRAINING LIMITED Cambridge House, 16 High Street, SAFFRON WALDEN. CB10 1AX | | | | | |
| | OPENING THE BOOK LIMITED 181 Carleton Road, PONTEFRACT. WF8 3NH | | | | | |
| | OPENING THE BOOK PROMOTIONS Unit 114, The Custard Factory, Gibb Street, BIRMINGHAM. B9 4AA | | | | | |
| | OPENING THE BOOK PROMOTIONS LIMITED 181 Carleton Road, PONTEFRACT. WF8 3NH | | | | | |
| | OPENINGDOORS NORTH WEST LIMITED 85 Sankey St, WARRINGTON. WA1 1SR | | | | | |
| | OPENINGS Bluecoat House, Sawclose, BATH. BA1 1EY | | | | | |
| | OPENINGS BATH LIMITED Bluecoat House, Sawclose, BATH. BA1 1EY | | | | | |
| | OPENINGS DIRECT LIMITED 35B Brook Street, GRANTHAM. NG31 6RX | | | | | |
| | OPENINGS DISABILITY ACCESS 327 Holdenhurst Rd, BOURNEMOUTH. BH8 8BT | | | | | |
| | OPENINGS GARAGE DOORS 10 High St, Upnor, ROCHESTER. ME2 4XG | | | | | |
| | OPENINGS GATES & GARAGE DOORS 35B Brook St, GRANTHAM. NG31 6RX | | | | | |
| | OPENINGS LIMITED Conigree Rd, NEWENT. GL18 1NF | | | | | |
| | OPENINGS LIMITED 7 Barton Street, TEWKESBURY. GL20 5PP | | | | | |
| | OPENIP LTD 70 Market Street, Tottington, BURY. BL8 3LJ | | | | | |
| | OPEN-IT LIMITED 31 Thornton Avenue, Streatham Hill, LONDON. SW2 4HJ | | | | | |
| | OPENIT UK LIMITED 44-45 The Market Place, CHIPPENHAM. SN15 3HU | | | | | |
| | OPENIWORKS LIMITED Acre View Upperton, Brightwell Baldwin, WATLINGTON. OX49 5NY | | | | | |
| | OPENJUMBO LIMITED Curzon House, 64 Clifton Street, LONDON. EC2A 4HB | | | | | |
| | OPENJUST LIMITED 4 Summerhill Cottages, Weston Road, Baschurch, SHREWSBURY. SY4 2DF | | | | | |
| | OPENKAST LIMITED James Watt Building, James Watt Avenue, East Kilbride, GLASGOW. G75 0QD | | | | | |
| | OPENKIRK LIMITED Home Farm House, Somerby, BARNETBY. DN38 6EX | | | | | |
| | OPENLACE LIMITED 28 Murray Mews, LONDON. NW1 9RJ | | | | | |
| | OPENLAKE LIMITED Bensons, 49 Lower Addiscombe Road, CROYDON. CR0 6PQ | | | | | |
| | OPENLAND LIMITED 191 Sparrows Herne, BUSHEY. WD23 1AJ | | | | | |
| | OPENLAWN LIMITED Flat 15 64 Princelet Street, LONDON. E1 5LP | | | | | |
| | OPENLEVEL RESIDENTS MANAGEMENT LIMITED C/O Messrs Palmer Hodgson &, Heyes Solicitors, York House 1 York Avenue, THORNTON-CLEVELEYS. FY5 2UQ | | | | | |
| | OPENLIBRARIES LIMITED 181 Carleton Road, PONTEFRACT. WF8 3NH | | | | | |
| | OPENLINE SERVICES LTD 45 Station Road, Belmont, SUTTON. SM2 6DF | | | | | |
| | OPEN-LINK COMPUTER SERVICES 62 Lansbury Ave, Mastin Moor, CHESTERFIELD. S43 3AN | | | | | |
| | OPENLINK COMPUTERS LIMITED 10 Park View, Needingworth, ST IVES. PE27 4TJ | | | | | |
| | OPENLINK DEVELOPMENTS LIMITED 2ND Floor Elizabeth House, 54-58 High Street, EDGWARE. HA8 7EJ | | | | | |
| | OPENLINK LIMITED Little Weeke House, Weeke Hill, DARTMOUTH. TQ6 0JT | | | | | |
| | OPEN-LINK TECHNOLOGY LIMITED Telford House, Corner Hall, HEMEL HEMPSTEAD. HP3 9HN | | | | | |
| | OPENLOCK LIMITED The Chesters, Church Street, Great Chesterford, SAFFRON WALDEN. CB10 1NP | | | | | |
| | OPENLOGIC LIMITED Meadow Croft, Wrelton Cliff Road, Wrelton, PICKERING. YO18 8PJ | | | | | |
| | OPENLOGIC UK LIMITED The Counting House High Street, TRING. HP23 5TE | | | | | |
| | OPENLOGIX UK LIMITED 37 Appleton Road, Upton, CHESTER. CH2 1JH | | | | | |
| | OPENMARKET TRADE LIMITED 30 Poland Street, LONDON. W1F 8QS | | | | | |
| | OPENMART LIMITED The Rose & Crown, Old Church Road, Snettisham, KING'S LYNN. PE31 7LX | | | | | |
| | OPENMATTER LIMITED 57 London Road, HIGH WYCOMBE. HP11 1BS | | | | | |
| | OPENMECH LIMITED Fox Farm Cottages, Condicote, CHELTENHAM. GL54 1EY | | | | | |
| | OPENMERGE LIMITED Pool House Arran Close, 106 Birmingham Road, Great Barr, BIRMINGHAM. B43 7AD | | | | | |
| | OPENMILL LIMITED 2ND Floor, St Georges House, 15 Hanover Square, LONDON. W1S 1HS | | | | | |
| | OPENMIND AWARENESS LIMITED 8 High Street, HEATHFIELD. TN21 8LS | | | | | |
| | OPENMIND STRATEGIC DESIGN CONSULTANTS LTD Ty Hei Ty'r Winch Road, Old St. Mellons, CARDIFF. CF3 5UW | | | | | |
| | OPENMIND STRATEGIC DESIGN CONSULTANTS LTD 30 Townmead Business Centre, William Morris Way, LONDON. SW6 2SZ | | | | | |
| | OPENMIND TRAINING LIMITED Wadebridge House, Ayleswade Road, SALISBURY. SP2 8DW | | | | | |
| | OPENMINDEDNESS LTD Sigma House, 537 Theobold Street, BOREHAMWOOD. WD6 4RT | | | | | |
| | OPENMINDS-ENABLE 50 Princes St, PERTH. PH2 8LJ | | | | | |
| | OPENMOVE LIMITED 104 High Street, WEST WICKHAM. BR4 0NF | | | | | |
| | OPENNESS*UNIQUENESS*RESPECT*THEATRE COMPANY LIMITED 34 Station Road, Sandiacre, NOTTINGHAM. NG10 5BG | | | | | |
| | OPENNET UK LIMITED Winchcombe House, Markham Road, Tuxford, NEWARK. NG22 0NP | | | | | |
| | OPENO LIMITED 9 Heathfield Road, PLYMOUTH. PL4 9HD | | | | | |
| | OPENOFFICE LIMITED 10 Spinney Close, Groby, LEICESTER. LE6 0BY | | | | | |
| | OPENOUT LIMITED Dorthonion Pyrford Road, Pyrford, WOKING. GU22 8UF | | | | | |
| | OPENOVER LTD 64 Queensway, Heald Green, CHEADLE. SK8 3ET | | | | | |
| | OPENPARK MANAGEMENT LIMITED 34 Moyes Road, LOWESTOFT. NR32 3NY | | | | | |
| | OPENPEERS LTD 29 Great Lane, Bierton, AYLESBURY. HP22 5DE | | | | | |
| | OPENPEOPLE LIMITED C/O Burness Llp, 50 Lothian Road, Festival Square, EDINBURGH. EH3 9WJ | | | | | |
| | OPENPIPE SOLUTIONS LTD Openpipe Solutions, Campion Cottage Wiltown, Curry Rivel, LANGPORT. TA10 0JE | | | | | |
| | OPENPLACES LIMITED 31 Cherry Grove, UXBRIDGE. UB8 3ET | | | | | |
| | OPENPLANET LIMITED Marsh Hill Farm, Marsh Lane, YEOVIL. BA21 3QA | | | | | |
| | OPENPORT LIMITED Batchworth House, Batchworth Place Church Street, RICKMANSWORTH. WD3 1JE | | | | | |
| | OPENPRACTICE 35A Morat St, LONDON. SW9 0RH | | | | | |
| | OPEN-PROJECTS LIMITED 6 S G C S Business Park, Technology Drive, Beeston, NOTTINGHAM. NG9 2ND | | | | | |
| | OPEN-PROJECTS LIMITED 14 Park Row, NOTTINGHAM. NG1 6GR | | | | | |
| | OPENPROOF LIMITED Ickleford Manor, Turnpike Lane, Ickleford, HITCHIN. SG5 3XE | | | | | |
| | OPENPSL HOLDINGS LIMITED Fountain Court, Cox Lane, CHESSINGTON. KT9 1SJ | | | | | |
| | OPENPSL LIMITED Fountain Court, Cox Lane, CHESSINGTON. KT9 1SJ | | | | | |
| | OPENPURPOSE PROPERTY MANAGEMENT LIMITED Flat 1, 4 Herbert Road, CLEVEDON. BS21 7ND | | | | | |
| | OPENQUAY LIMITED C/O Man & Co, 114 Hamlet Court Road, WESTCLIFF-ON-SEA. SS0 7LP | | | | | |
| | OPENRATE LIMITED Leofric House, Binley Road, Gosford Green, COVENTRY. CV3 1JN | | | | | |
| | OPENREVEL LIMITED 3 Burcott Gardens, ADDLESTONE. KT15 2DE | | | | | |
| | OPENROSE LTD 7 Maytree Ave, Garden Village, HULL. HU8 8PP | | | | | |
| | OPENROUTE LIMITED 85 Church Road, HOVE. BN3 2BB | | | | | |
| | OPENSALE LIMITED 6 Tilehouse Street, HITCHIN. SG5 2DW | | | | | |
| | OPENSAT INTERNATIONAL LTD 212 Ballards Lane, Finchley, LONDON. N3 2LX | | | | | |
| | OPENSAUCE LIMITED Lansdowne House, City Forum 250 City Road, LONDON. EC1V 2QZ | | | | | |
| | OPENSCAPE The Big Peg, 613 Vyse St, BIRMINGHAM. B18 6NF | | | | | |
| | OPENSCAPE INTERACTIVE LIMITED 210-211 Waterloo Street, BURTON-ON-TRENT. DE14 2NQ | | | | | |
| | OPENSCENE LIMITED 63 Highfield Road, FELTHAM. TW13 4DY | | | | | |
| | OPENSCOPE LIMITED 19 Glanleam Road, STANMORE. HA7 4NW | | | | | |
| | OPENSCREEN LIMITED 42 Sutton Lane, Adlington, CHORLEY. PR6 9RR | | | | | |
| | OPENSEA LLP 11 Nothe Parade, Old Harbour, WEYMOUTH. DT4 8TX | | | | | |
| | OPENSENSE LTD 8 Forest Court, Dorridge, SOLIHULL. B93 8HN | | | | | |
| | OPEN-SEZ-ME 1 Winchester St, BRIGHTON. BN1 4NX | | | | | |
| | OPENSHANTOU-USA LIMITED Suite B 29 Harley Street, LONDON. W1G 9QR | | | | | |
| | OPENSHARE RESIDENTS MANAGEMENT LIMITED Lewis Associates, 10 Norrington Way, CHARD. TA20 2JP | | | | | |
| | OPENSHAW 1216 Ashton Old Road, MANCHESTER. M11 2NG | | | | | |
| | OPENSHAW 11 Central Arcade, CLECKHEATON. BD19 5DN | | | | | |
| | OPENSHAW A E U CLUB & INSTITUTE LTD Toxteth Street, MANCHESTER. M11 1EZ | | | | | |
| | OPENSHAW CONSULTANTS LIMITED 327 Trafalgar House, Grenville Park, LONDON. NW7 3SA | | | | | |
| | OPENSHAW DAVIES 15 Hall Dr, Mottram, HYDE. SK14 6LH | | | | | |
| | OPENSHAW DAY CENTRE Catherine St, MANCHESTER. M11 1WF | | | | | |
| | OPENSHAW JOINERY LIMITED 54 Briarwood Avenue, Droylesden, Droylsden, MANCHESTER. M43 7RG | | | | | |
| | OPENSHAW JOINERY LIMITED Unit 6, 69 Louisa St, MANCHESTER. M11 1AD | | | | | |
| | OPENSHAW OPTICAL 1305 Ashton Old Road, MANCHESTER. M11 1JS | | | | | |
| | OPENSHAW OPTICAL LTD 770 Ashton Road Bardsey, OLDHAM. OL8 2RJ | | | | | |
| | OPENSHAW RADIATOR SERVICES Unit 9A, Sedgley Buildings, Market Street Droylsden, MANCHESTER. M43 6DL | | | | | |
| | OPENSHAW S PLASTERING LTD 168 Lee Lane, Horwich, BOLTON. BL6 7AF | | | | | |
| | OPENSHAW SERVICE STATION LIMITED 11 Foxhill Chase, Offerton, STOCKPORT. SK2 5HJ | | | | | |
| | OPENSHAWS Tower House, 26 The Strand, BIDEFORD. EX39 2ND | | | | | |
| | OPENSHIELD LIMITED 3 Perimeter Drive, Aviation Park Flint Road, CHESTER. CH4 0GZ | | | | | |
| | OPENSIDE CONSULTING LIMITED 6-7 Ludgate Square, LONDON. EC4M 7AS | | | | | |
| | OPENSIDE LIMITED 35-37 Wilson Patten Street, WARRINGTON. WA1 1PG | | | | | |
| | OPENSIGN LIMITED 64 Whitley Road, WHITLEY BAY. NE26 2NF | | | | | |
| | OPENSITE LTD Suite B 29 Harley Street, LONDON. W1G 9QR | | | | | |
| | OPENSKIES BRAND MANAGEMENT CONSULTANCY LIMITED Shayfields Farm, Hainworth, KEIGHLEY. BD21 5QH | | | | | |
| | OPENSLOT PROPERTY MANAGEMENT LIMITED 151 High Street, SEVENOAKS. TN13 1XJ | | | | | |
| | OPENSOFT LIMITED Morningside, Beech Drive, CORBRIDGE. NE45 5EW | | | | | |
| | OPENSOFT SYSTEMS LIMITED 1B Beech House, First Avenue, Bardsey, LEEDS. LS17 9BE | | | | | |
| | OPEN-SOLUTIONS CONSULTANCY LTD. C/O Lmj Associates Ltd, Stadium House Alderstone Road, LIVINGSTON. EH54 7DN | | | | | |
| | OPENSOLVE LTD 14 Meadow Way, Blackwater, CAMBERLEY. GU17 0PT | | | | | |
| | OPENSOLVE LTD 92A Frimley High Street, Frimley, CAMBERLEY. GU16 7JE | | | | | |
| | OPENSOURCE LTD Solutions House, 2 Wilson Rd, POOLE. BH14 0BY | | | | | |
| | OPENSOURCE LTD Solutions House, 2 Wilson Road, POOLE. BH14 0BY | | | | | |
| | OPENSPACE DESIGN & EDITING LIMITED Co Citycas Ltd, 540 5TH Floor Linen Hall, 162-168 Regent Street, LONDON. W1B 5TF | | | | | |
| | OPENSPACE GALLERIES LIMITED C/O Bishop Fleming Chy Nyverow, Newham Road, TRURO. TR1 2DP | | | | | |
| | OPENSPACE LIMITED 16 Wardrew Road, EXETER. EX4 1HB | | | | | |
| | OPENSPACE PHOTOGRAPHY LIMITED Crow Cottage 14 Eastrop, Highworth, SWINDON. SN6 7AP | | | | | |
| | OPENSPACE SOLAR ENERGY Northern House, Moss St East, ASHTON-UNDER-LYNE. OL6 7BX | | | | | |
| | OPENSPACESERVICES LIMITED 11 Thrapston Road, Woodford, KETTERING. NN14 4HY | | | | | |
| | OPENSPAN LIMITED C/O Turner Parkinson Solicitors, Hollins Chambers, 64A Bridge Street, MANCHESTER. M3 3BA | | | | | |
| | OPENSPAN UK LIMITED 152 Hitchin Street, BIGGLESWADE. SG18 8BP | | | | | |
| | OPENSPARK INTERACTIVE LIMITED 148 Auchamore Road, DUNOON. PA23 7LR | | | | | |
| | OPENSPEC LIMITED 9 Livesey Hill, Shenley Lodge, MILTON KEYNES. MK5 7DS | | | | | |
| | OPENSPIRIT CORPORATION UK LIMITED Lindeyer Francis Ferguson, North House, 198 High Street, TONBRIDGE. TN9 1BE | | | | | |
| | OPENSS7 LTD First Point Buckingham Gate, GATWICK. RH6 0NT | | | | | |
| | OPENSTAKE PROPERTY MANAGEMENT LIMITED 3 Chantry House, 73 High Street, Hurstpierpoint, HASSOCKS. BN6 9RE | | | | | |
| | OPENSTAR LIMITED Maple House, 382 Kenton Road, Kenton, HARROW. HA3 9DP | | | | | |
| | OPENSTART LIMITED Boundary House, Boston Road, LONDON. W7 2QE | | | | | |
| | OPENSTEAD PICCADILLY LIMITED The Hart Shaw Building, Europa Link, Sheffield Business Park, SHEFFIELD. S9 1XU | | | | | |
| | OPENSTEP LIMITED The Annexe Allington House, 2B Ursula Avenue, Selsey, CHICHESTER. PO20 0HT | | | | | |
| | OPENSTEP PROPERTY MANAGEMENT LIMITED 41C Laitwood Road, LONDON. SW12 9QN | | | | | |
| | OPENSTOW LIMITED 1 Hearne Road, LONDON. W4 3NJ | | | | | |
| | OPENSTRATEGIES UK LIMITED Magdalen Centre, Robert Robinson Avenue, OXFORD. OX4 4GA | | | | | |
| | OPENSTREAM LIMITED High Gables 73A Stockbridge Road, WINCHESTER. SO22 6RP | | | | | |
| | OPENSTREETMAP FOUNDATION 16 Oakfield Glade, WEYBRIDGE. KT13 9DP | | | | | |
| | OPENSTUDIO ARCHITECTS LIMITED 4 Heathfield Terrace, LONDON. W4 4JE | | | | | |
| | OPENSTYLE DESIGNS LIMITED Grove Park House, Station Road, CHESHAM. HP5 1DH | | | | | |
| | OPENSTYLE LIMITED 7 River Court, Brighouse Road, MIDDLESBROUGH. TS2 1RT | | | | | |
| | OPENSUBJECT LIMITED The Rams Head, Denshaw, OLDHAM. OL3 5UN | | | | | |
| | OPENSUPER LIMITED 11 Highland Street, IVYBRIDGE. PL21 9AG | | | | | |
| | OPENSYS LIMITED 44 Upper Belgrave Road, Clifton, BRISTOL. BS8 2XN | | | | | |
| | OPENTABLE EUROPE LIMITED Carmelite, 50 Victoria Embankment, LONDON. EC4Y 0DX | | | | | |
| | OPENTAP LIMITED 1C Church Street, WHITCHURCH. RG28 7AD | | | | | |
| | OPEN-TEC LIMITED Orchard Cottage, Old, Apley, MARKET RASEN. LN8 5JQ | | | | | |
| | OPENTECH LIMITED 1 Bantam Grove View, LEEDS. LS27 8WG | | | | | |
| | OPENTECH SOLUTIONS LIMITED Opentech Solutions Ltd, 51 Ramsden Road, LONDON. SW12 8RA | | | | | |
| | OPENTECH SYSTEMS LIMITED The Clock House, 140 London Road, GUILDFORD. GU1 1UW | | | | | |
| | OPENTERM PROPERTY MANAGEMENT LIMITED 45 Comyn Road, LONDON. SW11 1QB | | | | | |
| | OPENTEXT CONSULTING LIMITED Hill Top, The Scowles, COLEFORD. GL16 8QT | | | | | |
| | OPENTOP LIMITED Suite 20, Geddes House Business Centre, Kirkton North, LIVINGSTON. EH54 6GU | | | | | |
| | OPENTOP SOLUTIONS LTD 16 Learmonth Terrace, EDINBURGH. EH4 1PG | | | | | |
| | OPENTOUCH LIMITED 5 Knowsley Street, Off Cheetham Hill Road, MANCHESTER. M8 8QN | | | | | |
| | OPENTRACK LIMITED 8 Levenside, Great Ayton, MIDDLESBROUGH. TS9 6NW | | | | | |
| | OPENTRUST 8 Great James Street, LONDON. WC1N 3DF | | | | | |
| | OPENTUNES LIMITED 69 Great Hampton Street, BIRMINGHAM. B18 6EW | | | | | |
| | OPENTV UK LIMITED Ground Floor, Block C 5-23 Old Street, LONDON. EC1V 9HL | | | | | |
| | OPENVALE CONSULTING LIMITED Hathaway House, Popes Drive, LONDON. N3 1QF | | | | | |
| | OPENVALE LIMITED 10 East Street, FAREHAM. PO16 0BN | | | | | |
| | OPENVALE PROPERTIES LIMITED 788-790 Finchley Road, LONDON. NW11 7TJ | | | | | |
| | OPENVALLEY LIMITED 33 Colston Road, East Sheen, LONDON. SW14 7PG | | | | | |
| | OPENVIBE LIMITED 2 Helford Way, UPMINSTER. RM14 1RJ | | | | | |
| | OPENVIEW ESTATES LIMITED The Limes, 1339 High Road, LONDON. N20 9HR | | | | | |
| | OPENVIEW I.T. LIMITED 21 Brook Road, LYMM. WA13 9AH | | | | | |
| | OPENVIEW LIMITED 18 Tranquil Vale, LONDON SE3. SE3 0AX | | | | | |
| | OPENVIEW PROPERTIES LIMITED The Aulakhs 80 Elmhurst Road, READING. RG1 5HY | | | | | |
| | OPENVIEW PROPERTIES LIMITED Trelawney, Elm Rd, Earley, READING. RG6 5TB | | | | | |
| | OPENVIEW SOLUTIONS LIMITED 25 Stevenage Road, KNEBWORTH. SG3 6NN | | | | | |
| | OPENVILLE LIMITED 6TH Floor Cardinal House, 20 St Mary's Parsonage, MANCHESTER. M3 2LG | | | | | |
| | OPENVIZOR LIMITED 36 Melton Court, Onslow Crescent, LONDON. SW7 3JQ | | | | | |
| | OPENVQ LIMITED White Hart House, High Street, Limpsfield, OXTED. RH8 0DT | | | | | |
| | OPENWARE COMPUTING LIMITED 48 Glan Aber Park, Hough Green, CHESTER. CH4 8LF | | | | | |
| | OPENWARE SERVICES LIMITED Hathaway House, Popes Drive, LONDON. N3 1QF | | | | | |
| | OPENWATER CONSULTING LIMITED Taxassist Accountants, Claremont House, 70-72 Alma Road, WINDSOR. SL4 3EZ | | | | | |
| | OPENWAVE SYSTEMS Chadwick House, Birchwood Park Birchwood, WARRINGTON. WA3 6AE | | | | | |
| | OPENWAVE SYSTEMS HOLDINGS LIMITED 100 New Bridge Street, LONDON. EC4V 6JA | | | | | |
| | OPENWAVE SYSTEMS N.I. LIMITED 50 Bedford Street, BELFAST. BT2 7FW | | | | | |
| | OPENWAVE SYSTEMS N.I. LIMITED Interpoint, 20-24 York Street, BELFAST. BT15 1AQ | | | | | |
| | OPENWAY 158 Cavehill Rd, BELFAST. BT15 5EX | | | | | |
| | OPENWAY CONSULTING LIMITED 47 Colwood Gardens, LONDON. SW19 2DS | | | | | |
| | OPENWAY FINANCE 6A Brook St, COLERAINE. BT52 1PW | | | | | |
| | OPENWAY FINANCE 392 Upper Newtownards Rd, BELFAST. BT4 3EY | | | | | |
| | OPENWAY FINANCE LIMITED 4 Abbey St, BANGOR. BT20 4JA | | | | | |
| | OPENWAY FINANCE LIMITED 4 Abbey Street, BANGOR. BT20 4SA | | | | | |
| | OPENWAY LIMITED 60 Moresby Avenue, SURBITON. KT5 9DS | | | | | |
| | OPENWAY MORTGAGES 12C Monaghan St, NEWRY. BT35 6AA | | | | | |
| | OPENWEB ANALYSTS LIMITED 88 Poppleton Road, Leytonstone, LONDON. E11 1LT | | | | | |
| | OPENWEB COMPUTING LIMITED 47 Chadworth Avenue, Dorridge, SOLIHULL. B93 8SW | | | | | |
| | OPENWEB DESIGN LIMITED 788-790 Finchley Road, LONDON. NW11 7TJ | | | | | |
| | OPENWEB SOLUTION LIMITED 12 Crockerton Road, LONDON. SW17 7HG | | | | | |
| | OPENWEB SOLUTIONS LIMITED Barclays Bank Chambers, 17 Leeland Mansions, Leeland Road, LONDON. W13 9HB | | | | | |
| | OPENWEB TECHNOLOGY LIMITED 32 Victoria Road, Fulwood, PRESTON. PR2 8NE | | | | | |
| | OPENWELL LIMITED 40 Anmersh Grove, STANMORE. HA7 1PA | | | | | |
| | OPENWIDE 77 Southerngate Way, LONDON. SE14 6DW | | | | | |
| | OPENWIDE INT Unit 3, Pier Approach, BOURNEMOUTH. BH2 5AA | | | | | |
| | OPENWINDOW LIMITED Ulu, Hill St, Calmore, SOUTHAMPTON. SO40 2RX | | | | | |
| | OPENWINDOW LIMITED Ulu Hill Street, Calmore, SOUTHAMPTON. SO40 2RX | | | | | |
| | OPENWOOD LIMITED 79 Abbey Road, CHERTSEY. KT16 8NG | | | | | |
| | OPENWOODGATE SUB POST OFFICE Kilburn la, BELPER. DE56 0SF | | | | | |
| | OPENWORK Scala House, 36 Holloway Circus, Queensway, BIRMINGHAM. B1 1EQ | | | | | |
| | OPENWORK ACCESS LIMITED Tri Centre 3, New Bridge Square, SWINDON. SN1 1HN | | | | | |
| | OPENWORK PARTNERSHIP LLP Tricentre 3, Newbridge Square, SWINDON. SN1 1HN | | | | | |
| | OPENWORK SERVICES LIMITED Tri Centre 3, New Bridge Square, SWINDON. SN1 1HN | | | | | |
| | OPENWORKS LLP 35 Argyle Street, CAMBRIDGE. CB1 3LR | | | | | |
| | OPENWORLD DATA LIMITED 46 Storth Lane, Broadmeadows South Normanton, ALFRETON. DE55 3AA | | | | | |
| | OPENWORLD ELECTRICAL COMPONENTS LTD 98 Warwick Road, Broughton Astley, LEICESTER. LE9 6SB | | | | | |
| | OPENWORLD LOGISTICS LIMITED Unit 25, Romsey Industrial Estate, ROMSEY. SO51 0HR | | | | | |
| | OPENWORLD LOGISTICS LIMITED Unit 25, Greatbridge Rd, ROMSEY. SO51 0HR | | | | | |
| | OPENWORLD SERVICES LIMITED 17 Buckland Court, 21 St Johns Avenue, LONDON. SW15 2BA | | | | | |
| | OPENWORLD TRADING LIMITED 3 The Elms, Old Catton, NORWICH. NR6 7BP | | | | | |
| | OPENWORLD UK LTD 23 Kingswear Garth, LEEDS. LS15 8LS | | | | | |
| | OPENYARD LIMITED The Quorum, Barnwell Road, CAMBRIDGE. CB5 8RE | | | | | |
| | OPERA 112 Fonthill Road, LONDON. N4 3HT | | | | | |
| | OPERA 42-43 Waterdale, DONCASTER. DN1 3EY | | | | | |
| | OPERA 68 Heath Street, LONDON. NW3 1DN | | | | | |
| | OPERA & BALLET INTERNATIONAL LTD. The Historic Dockyard, CHATHAM. ME4 4TE | | | | | |
| | OPERA & MUSIC THEATRE FORUM 54 Astonville Street, LONDON. SW18 5AJ | | | | | |
| | OPERA 2 BROADWAY 11 Bewcastle Gdns, ENFIELD. EN2 7PH | | | | | |
| | OPERA ASSOCIATED TELECOM 5 Honywood Rd, BASILDON. SS14 3DS | | | | | |
| | OPERA ASSOCIATED TELECOM Lansdowne Rd, Eccles, MANCHESTER. M30 9PH | | | | | |
| | OPERA AT BEARWOOD 1 Magnolia Clo, Owlsmoor, SANDHURST. GU47 0UF | | | | | |
| | OPERA AT BEARWOOD BOX OFFICE 10 Stowmarket Cl, Lower Earley, READING. RG6 3UA | | | | | |
| | OPERA AUSTRALIA CAPITAL FUND UK 1ST Floor Bucklersbury House, 83 Cannon Street, LONDON. EC4N 8PE | | | | | |
| | OPERA BELLISSIMA LTD. 54 Ringwood Drive Parkside, Glade, CRAMLINGTON. NE23 1NE | | | | | |
| | OPERA BINGO CLUB Ladies Walk, WORKINGTON. CA14 3BA | | | | | |
| | OPERA BOUTIQUE 42 High Street, RINGWOOD. BH24 1AG | | | | | |
| | OPERA BOX LIMITED Rhydyberi Cottages, Merthyr Cynog, BRECON. LD3 9SA | | | | | |
| | OPERA BRAVA LIMITED Morley House, 67 Franklynn Road, HAYWARDS HEATH. RH16 4DT | | | | | |
| | OPERA BY DEFINITION C/O Thomson Snell & Passmore, 3 Lonsdale Gardens, TUNBRIDGE WELLS. TN1 1NX | | | | | |
| | OPERA CIRCUS LIMITED Breckman & Co, 49 South Molton Street, LONDON. W1K 5LH | | | | | |
| | OPERA COMMUNICATIONS LTD. 3RD Floor, 111 Charterhouse Street, LONDON. EC1M 6AW | | | | | |
| | OPERA COMPANY UK LIMITED 66 Wigmore Street, LONDON. W1U 2HQ | | | | | |
| | OPERA COURT FREEHOLD LIMITED 3 Opera Court, 39-47 Wedmore Street, LONDON. N19 4RT | | | | | |
| | OPERA DELLA LUNA 7 Cotmore House, Fringford, BICESTER. OX27 8RQ | | | | | |
| | OPERA DIVA 743 London Rd, WESTCLIFF-ON-SEA. SS0 9ST | | | | | |
| | OPERA DIVA DESIGNER BRIDAL WEAR LIMITED Matrix House, 12-16 Lionel Road, CANVEY ISLAND. SS8 9DE | | | | | |
| | OPERA EAST PRODUCTIONS Salisbury House, Station Road, CAMBRIDGE. CB1 2LA | | | | | |
| | OPERA EVENTS LTD. Carpenter Court 1 Maple Road, Bramhall, STOCKPORT. SK7 2DH | | | | | |
| | OPERA FESTA 61 New Road, WOODSTOCK. OX20 1PA | | | | | |
| | OPERA FINANCE CSC 3 PLC 35 Great St Helen's, LONDON. EC3A 6AP | | | | | |
| | OPERA FINANCE LAKESIDE PLC 35 Great St Helen's, LONDON. EC3A 6AP | | | | | |
| | OPERA FINANCE MEPC PLC 35 Great St Helen's, LONDON. EC3A 6AP | | | | | |
| | OPERA FINANCE METROCENTRE PARENT LIMITED 35 Great St Helen's, LONDON. EC3A 6AP | | | | | |
| | OPERA FINANCE METROCENTRE PLC 35 Great St Helen's, LONDON. EC3A 6AP | | | | | |
| | OPERA FINANCE SCOTTISH RETAIL HOLDINGS LIMITED 35 Great St Helen's, LONDON. EC3A 6AP | | | | | |
| | OPERA FINANCE SCOTTISH RETAIL PLC 35 Great St Helen's, LONDON. EC3A 6AP | | | | | |
| | OPERA GALACTICA LIMITED 18 Queensferry Street, EDINBURGH. EH2 4QW | | | | | |
| | OPERA GALLERY LONDON LIMITED 26 Grosvenor Street, Mayfair, LONDON. W1K 4QW | | | | | |
| | OPERA GLASS LIMITED 3RD Floor Tiom Charnwood House, Gregory Boulevard, NOTTINGHAM. NG7 6NX | | | | | |
| | OPERA HIGHLAND LIMITED Benview, Victoria Road, BRORA. KW9 6QN | | | | | |
| | OPERA HOLDINGS 4-6 Hay la, COVENTRY. CV1 5RF | | | | | |
| | OPERA HOLDINGS LIMITED 15 Wheatstone Court Davy Way, Waterwells Business Park Quedgeley, GLOUCESTER. GL2 2AQ | | | | | |
| | OPERA HOLLAND PARK FRIENDS 40 Queen Anne Street, LONDON. W1G 9EL | | | | | |
| | OPERA HOUSE 88 Mount Pleasant Road, TUNBRIDGE WELLS. TN1 1RT | | | | | |
| | OPERA HOUSE BOURNEMOUTH LIMITED C/O Brett Adams, 25 Manchester Square, LONDON. W1V 3PY | | | | | |
| | OPERA HOUSE CONSULTING LIMITED 16 Roselands, Harboro Road, SALE. M33 5AE | | | | | |
| | OPERA HOUSE TRADING LIMITED 5 Fairmile, HENLEY-ON-THAMES. RG9 2JR | | | | | |
| | OPERA HOUSE WEYMOUTH MANAGEMENT COMPANY LIMITED Midwinters, Crescent Place, CHELTENHAM. GL50 3PJ | | | | | |
| | OPERA IDOL LTD Kenley 14 Linchmere Road, HASLEMERE. GU27 3QF | | | | | |
| | OPERA IN STYLE 26 Binney St, LONDON. W1K 5BL | | | | | |
| | OPERA INT. LIMITED C/O G Teoli & Co Northway House, 1379 High Road, LONDON. N20 9LP | | | | | |
| | OPERA INTERACTIVE LIMITED The Exchange Haslucks Green, Road, Shirley, SOLIHULL. B90 2EL | | | | | |
| | OPERA INTERACTIVE TECHNOLOGY GROUP LIMITED The Exchange Haslucks Green, Road, Shirley, SOLIHULL. B90 2EL | | | | | |
| | OPERA ITALIANA 10 Radipole Rd, LONDON. SW6 5DL | | | | | |
| | OPERA MAGAZINE LIMITED 36 Black Lion Lane, LONDON. W6 9BE | | | | | |
| | OPERA MAGAZINE LIMITED 21 Boutport Street, BARNSTAPLE. EX31 1RP | | | | | |
| | OPERA MEDIA LIMITED 239 Old Marylebone Road, LONDON. NW1 5QT | | | | | |
| | OPERA MUNDUS LIMITED 80 Sidney Street, FOLKESTONE. CT19 6HQ | | | | | |
| | OPERA NORTH LIMITED Grand Theatre, 46 New Briggate, LEEDS. LS1 6NZ | | | | | |
| | OPERA NOVA WITH CLEVELAND YOUTH OPERA 7 The Fairway, SALTBURN-BY-THE-SEA. TS12 1NH | | | | | |
| | OPERA NOW ENTERPRISES LIMITED 185 Fleet Street, LONDON. EC4A 2HS | | | | | |
| | OPERA OMNIBUS Old Cottage, Iping, MIDHURST. GU29 0PB | | | | | |
| | OPERA ON A SHOESTRING LIMITED 123 High Street, GLASGOW. G1 1PH | | | | | |
| | OPERA ON THE RUN LIMITED 17 Attimore Road, WELWYN GARDEN CITY. AL8 6LH | | | | | |
| | OPERA OPERA OPTICIANS LIMITED 505 Pinner Road, North Harrow, HARROW. HA2 6EH | | | | | |
| | OPERA PROPERTIES LIMITED C/O Leith, 52 Race Road, BATHGATE. EH48 2AP | | | | | |
| | OPERA PUBLIC RELATIONS 4 West End, Baslow, BAKEWELL. DE45 1RG | | | | | |
| | OPERA RARA 134-146 Curtain Road, LONDON. EC2A 3AR | | | | | |
| | OPERA RESTOR D 54 Astonville Street, LONDON. SW18 5AJ | | | | | |
| | OPERA SANDWICH BAR & COFFEE HOUSE 70 Waterloo St, GLASGOW. G2 7DA | | | | | |
| | OPERA SINGER 83A Church Rd, LONDON. E12 6AE | | | | | |
| | OPERA SOLUTIONS LIMITED 14 Garrick Street, LONDON. WC2E 9BJ | | | | | |
| | OPERA SOUTH WEST 72 Southernway, PLYMOUTH. PL9 8SY | | | | | |
| | OPERA TELECOM Highgate Studios, 53-59 Highgate Rd, LONDON. NW5 1TL | | | | | |
| | OPERA TELECOM LTD 3 Brindley Place, BIRMINGHAM. B1 2JB | | | | | |
| | OPERA THEATRE EUROPE LIMITED C/O Thorne Lancaster Parker, 8TH Floor Aldwych House, 81 Aldwych, LONDON. WC2B 4HN | | | | | |
| | OPERA TO GO LIMITED 2ND Floor, 145-157 St John Street, LONDON. EC1V 4PY | | | | | |
| | OPERA TRADING LIMITED Suite 64/65 Warnford Court, 29 Throgmorton Street, LONDON. EC2N 2AT | | | | | |
| | OPERA UK LIMITED Suite 1, Keswick Hall, NORWICH. NR4 6TJ | | | | | |
| | OPERA UNDER THE STARS LTD Ramillies House, 2 Ramillies Street, LONDON. W1V 7LN | | | | | |
| | OPERA WORKSHOP LIMITED 65 Beaufort Mansions, Beaufort Street, LONDON. SW3 5AF | | | | | |
| | OPERABASE LTD 37 Claydown Way, Slip End, LUTON. LU1 4DU | | | | | |
| | OPERACY CONSULTING Park Farm, Coton, NORTHAMPTON. NN6 8RG | | | | | |
| | OPERACY LIMITED Park Farm, Coton, NORTHAMPTON. NN6 8RG | | | | | |
| | OPERA-IT LIMITED Findings Woodlands Close, BROMLEY. BR1 2BD | | | | | |
| | OPERALUNA LTD Box Cottage, North Newnton, PEWSEY. SN9 6LA | | | | | |
| | OPERANDI LIMITED 62 St Peters Road, CROYDON. CR0 1HJ | | | | | |
| | OPERANDI SAFETY LTD 44 High Street, NEW ROMNEY. TN28 8BZ | | | | | |
| | OPERANDO LIMITED 8 Goldings Lane, Waterford, Hertfordfordshire, HERTFORD. SG14 2PT | | | | | |
| | OPERANT CONSULTING LTD. 19 Vicarage Lane, Shrivenham, SWINDON. SN6 8DT | | | | | |
| | OPERANT IT Unit 1 2, Meteor Business Park, Cheltenham Rd East, GLOUCESTER. GL2 9QL | | | | | |
| | OPERANT LTD Lancaster Centre, Meteor Business Park, Cheltenham Rd East, GLOUCESTER. GL2 9QL | | | | | |
| | OPERANT RISK MANAGEMENT LTD Rose Cottage, Main Street, Hoggeston, BUCKINGHAM. MK18 3LQ | | | | | |
| | OPERANTIS LIMITED 66 Grove Vale Avenue, BIRMINGHAM. B43 6BZ | | | | | |
| | OPERAPASSASJEN FRUKT & GRONT LIMITED 573 Chester Road, SUTTON COLDFIELD. B73 5HU | | | | | |
| | OPERAS DESIGNS LIMITED Lucre House, 108 Ashbourne Road, DERBY. DE22 3AG | | | | | |
| | OPERASEE LIMITED 31 Arthur Street, NEWPORT. NP20 2LE | | | | | |
| | OPERATA LTD 16 New North Street, LONDON. WC1N 3PJ | | | | | |
| | OPERATE LIMITED 23 Fields Park Road, Pontcanna, CARDIFF. CF11 9JP | | | | | |
| | OPERATE.COM LIMITED 23 Fieldspark Road, Pontcanna, CARDIFF. CF11 9JP | | | | | |
| | OPERATECH LIMITED 19 Barham Close, WEYBRIDGE. KT13 9PR | | | | | |
| | OPERATICS LTD Burycroft Farm House Crawley, Road, WITNEY. OX29 9TG | | | | | |
| | OPERATING COST UK LIMITED 173 Silverdale Road, TUNBRIDGE WELLS. TN4 9HT | | | | | |
| | OPERATING PARTNERS LLP The Plaza, 100 Old Hall Street, LIVERPOOL. L3 9QJ | | | | | |
| | OPERATING PARTNERS LTD Suite 409 - India Buildings, Water Street, LIVERPOOL. L2 0XA | | | | | |
| | OPERATING PLATFORMS LIMITED 14 Stonewell Lane, Congresbury, BRISTOL. BS49 5DL | | | | | |
| | OPERATING PRODUCTIONS LIMITED 83 Roundhill Crescent, BRIGHTON. BN2 3GP | | | | | |
| | OPERATING SYSTEMS LIMITED 77 Willingham Road, Over, CAMBRIDGE. CB4 5PE | | | | | |
| | OPERATING SYSTEMS SUPPORT AND INTEGRATION LIMITED 46 Oakwood Road, RAYLEIGH. SS6 9JH | | | | | |
| | OPERATING THEATRE COMPANY LTD 22 Burghley Road, Kentish Town, LONDON. NW5 1UE | | | | | |
| | OPERATING THEATRE SOLUTIONS LIMITED 291 Dunkirk Lane Leyland, PRESTON. PR26 7SN | | | | | |
| | OPERATING THEATRE SYSTEMS LIMITED 35 Paul Street, LONDON. EC2A 4JU | | | | | |
| | OPERATION & MAINTENANCE TRADING LIMITED Gable Cottage, 1 Saint Andrews Close, Bradfield, READING. RG7 6BL | | | | | |
| | OPERATION AND MAINTENANCE SERVICES LIMITED 13 Norman Way, WELLINGBOROUGH. NN8 3PA | | | | | |
| | OPERATION BLACKVOTE 18A Victoria Pk Sq, LONDON. E2 9PB | | | | | |
| | OPERATION CENTRE 368 High Road, WOODFORD GREEN. IG8 0XQ | | | | | |
| | OPERATION CHRISTMAS CHILD LTD. Victoria House, Victoria Road, BUCKHURST HILL. IG9 5EX | | | | | |