Companies starting with O
253,599 records.
- Open Banking LimitedActive, Other professional, scientific and technical activities n.e.c., London, United Kingdom
- Open Banking NigeriaLagos, Nigeria
- Open Barajas Sociedad LimitadaActive, Madrid, Spain
- Open Barbers C.I.C.Active, Hairdressing and other beauty treatment, London, United Kingdom
- Open Barn LtdActive, Management consultancy activities other than financial management, London, United Kingdom
- Open Beauty EcosystemActive, Paris, France
- Open Beauty InnovationActive, Paris, France
- Open Bee FranceActive, Epagny Metz-Tessy, France
- Open Bioinformatics Foundation
- Open Bionics LtdActive, specialised design activities, Bristol, United Kingdom
- Open Blend Method LimitedActive, Business and domestic software development, London, United Kingdom
- Open Block Investments LtdActive, Real estate agencies, Birmingham, United Kingdom
- Open Block Property LtdActive, Other letting and operating of own or leased real estate, Birmingham, United Kingdom
- Open BookActive, United Kingdom
- Open Book Business LtdActive, Activities of patent and copyright agents; other legal activities n.e.c., Feltham, United Kingdom
- Open Book Collective LimitedActive, Activities of other membership organizations n.e.c., Manchester, United Kingdom
- Open Book Construction and Developments LtdActive, Construction of domestic buildings, Winkleigh, United Kingdom
- Open Book Consulting LtdActive, Management consultancy activities other than financial management, London, United Kingdom
- Open Book Consulting Private LimitedActive, Karnataka, since 2021
- Open Book Cost Management LimitedActive, Other business support service activities n.e.c., Shropshire, United Kingdom
- Open Book Creatives LtdActive, Motion picture, television and other theatrical casting activities, Flackwell Heath, United Kingdom
- Open Book Digital Advertising UK LtdActive, Advertising agencies, Newbury, United Kingdom
- Open Book Entertainment LtdActive, Motion picture production activities, London, United Kingdom
- Open Book FoundationActive, Delhi, since 2021
- Open Book Ii Engineering, LdaActive, Lisboa, Portugal
- Open Book Iii Real Estate Investments, LdaActive, Lisboa, Portugal
- Open Book International LimitedActive, Electrical installation, Burton-On-Trent, United Kingdom
- Open Book Invest Korlátolt Felelősségű TársaságActive, Budapest, Hungary
- Open Book Media (OPC) Private LimitedActive, Telangana, since 2021
- Open Book Open Soul LtdActive, Educational support services, Edgware, United Kingdom
- Open Book Productions LimitedActive, Other business support service activities n.e.c., London, United Kingdom
- Open Book Productions LLPActive, Tamil Nadu
- Open Book PublishersCambridge, United Kingdom
- Open Book Publishers Community Interest CompanyActive, Book publishing, Cambridge, United Kingdom
- Open Book Resources LtdActive, Other activities of employment placement agencies, London, United Kingdom
- Open Book Theatre LimitedActive, Performing arts, Sutton, United Kingdom
- Open BooksChicago, United States
- Open Books Consultancy LimitedActive, Bookkeeping activities, Belvedere, United Kingdom
- Open Borders Language Services Private LimitedActive, Delhi, since 2020
- Open Borders Press LtdActive, Book publishing, London, United Kingdom
- Open Bottle UK LtdActive, Event catering activities, London, United Kingdom
- Open Boundaries LimitedActive, Other information technology service activities, Broughton-In-Furness, United Kingdom
- Open Box Consulting LimitedActive, Management consultancy activities other than financial management, Reigate, United Kingdom
- Open Box Consulting Private LimitedActive, Maharashtra, since 2015
- Open Box DesignMumbai
- Open Box Design LimitedActive, Other publishing activities, Blairs, United Kingdom
- Open Box Distribution LimitedActive, Retail sale of books in specialised stores, Barry, United Kingdom
- Open Box Econnect LimitedActive, Other information technology service activities, London, United Kingdom
- Open Box Education Centre LimitedActive, Other education n.e.c., Epping, United Kingdom
- Open Box Entertainment LtdActive, Retail sale via mail order houses or via Internet, Morden, United Kingdom
- Open Box Ideas LimitedActive, Construction of domestic buildings, Godalming, United Kingdom
- Open Box IT Services Private LimitedActive, Rajasthan, since 2021
- Open Box LimitedActive, Management consultancy activities other than financial management, London, United Kingdom
- Open Box Media and Communications LimitedActive, Advertising agencies, Birmingham, United Kingdom
- Open Box Network LtdActive, Business and domestic software development, London, United Kingdom
- Open Box Productions LimitedActive, Artistic creation, Woodford Green, United Kingdom
- Open Box Promotions LimitedActive, Other publishing activities, Loughborough, United Kingdom
- Open Box R&D LLPActive, since 2026
- Open Box Recommerce India LLPActive, since 2024
- Open Box Software LimitedActive, Business and domestic software development, London, United Kingdom
- Open Box Suppliers Private LimitedStruck off, Uttar Pradesh, since 2011
- Open Box Ventures LLPActive, Himachal Pradesh, since 2024
- Open Bracket Cloud Solutions PrivatelimitedActive, Delhi, since 2016
- Open Bracket Productions LtdActive, Sound recording and music publishing activities, Harrow, United Kingdom
- Open Brackets Learning Solutions Private LimitedActive, Delhi, since 2019
- Open Brackets LimitedActive, Business and domestic software development, London, United Kingdom
- Open Brain Technologies Private LimitedActive, Rajasthan, since 2026
- Open Braket Qlabs Private LimitedActive, Karnataka, since 2026
- Open Brand Experiences LLPActive, Maharashtra, since 2017
- Open Brewers LimitedActive, Public houses and bars, Southport, United Kingdom
- Open Bridge Capital LimitedActive, Real estate agencies, Ickenham, United Kingdom
- Open Bridge Community CicActive, Other education n.e.c., Bury St. Edmunds, United Kingdom
- Open Bridge Enterprises LtdActive, Sale of used cars and light motor vehicles, Middlesbrough, United Kingdom
- Open Bridge LimitedActive, Management consultancy activities other than financial management, London, United Kingdom
- Open Bridge MinistryActive, United Kingdom
- Open Bridge Resorts and Restaurants Private LimitedStruck off, Goa, since 2004
- Open Bridging LimitedActive, Activities of financial services holding companies, Berkhamsted, United Kingdom
- Open Brief LimitedActive, Other business support service activities n.e.c., Wallington, United Kingdom
- Open Briefing LtdActive, Management consultancy activities other than financial management, Penzance, United Kingdom
- Open Bright Coaching LtdActive, Public relations and communications activities, Kington, United Kingdom
- Open Britain (Trading) LtdActive, Management consultancy activities other than financial management, Stamford, United Kingdom
- Open Britain LimitedActive, Activities of other membership organizations n.e.c., Stamford, United Kingdom
- Open Broadcast Systems LtdActive, Business and domestic software development, London, United Kingdom
- Open Broadcasting India Private LimitedActive, Telangana, since 2019
- Open Buck Consulting LimitedActive, Management consultancy activities other than financial management, Newcastle Upon Tyne, United Kingdom
- Open Buildcon Private LimitedActive, Haryana, since 2011
- Open Building Systems LtdActive, Other specialised construction activities n.e.c., London, United Kingdom
- Open Business Consultancy B.V.Active, Epe, Kingdom of the Netherlands
- Open Business Group LimitedActive, Activities of other holding companies n.e.c., Ulverston, United Kingdom
- Open Business Platform LimitedActive, Other business support service activities n.e.c., London, United Kingdom
- Open Business Resources LtdActive, Buying and selling of own real estate, Grays, United Kingdom
- Open Business Services LtdActive, Other information technology service activities, London, United Kingdom
- Open by Nature LimitedActive, Other information technology service activities, London, United Kingdom
- Open C.V. BoguidoInactive, Nijmegen, Kingdom of the Netherlands
- Open C.V. RobaniInactive, Moerdijk, Kingdom of the Netherlands
- Open CabildoUruguay
- Open Cages EstoniaEstonia
- Open Cages PolandPoland
- Open Cages UkraineUkraine
- Open Canvas Education LLPActive, Maharashtra
- Open Canvas Learning Private LimitedActive, Haryana, since 2022
- Open Canvas Motion Picture Private LimitedStruck off, Maharashtra, since 2012
- Open Canvas Outsourcing Solutions LLPActive, Maharashtra
- Open Capital FundActive, Pieta', Malta
- Open Capital Partners LtdActive, Other information technology service activities, London, United Kingdom
- Open Capital Partners Societa' Di Gestione Del Risparmio S.P.A.Active, Milano, Italy
- Open Capital Sicav Sif S.A.Active, Luxembourg, Luxembourg
- OPEN CAPITAL SICAV SIF S.A. - Private EquityActive, Luxembourg, Luxembourg
- Open Capital Zártkörűen Működő RészvénytársaságActive, Budapest, Hungary
- Open CapitaleActive, Paris 16, France
- Open CapsActive, Fontenay-Sous-Bois, France
- Open Car Doors LtdActive, Sale of used cars and light motor vehicles, Harrow, United Kingdom
- Open Care Consulting LtdActive, Other social work activities without accommodation n.e.c., Cottingham, United Kingdom
- Open Care LtdActive (proposal to strike off), Residential care activities for learning difficulties, mental health and substance abus
- Open Care Platform LtdActive, Information technology consultancy activities, London, United Kingdom
- Open Care Services LtdActive, Other activities of employment placement agencies, Manchester, United Kingdom
- Open Care Solutions LtdActive (proposal to strike off), Residential care activities for the elderly and disabled, Wednesbury, United Kingdom
- Open Cargo Services LtdActive, Agents involved in the sale of a variety of goods, Liverpool, United Kingdom
- Open Carry LtdActive, Business and domestic software development, London, United Kingdom
- OPEN CASCADEFrance
- Open Cascade S.A.S.Inactive, Issy-Les-Moulineaux, France
- Open Catering LimitedActive, Public houses and bars, Bromsgrove, United Kingdom
- Open Cell Private LimitedActive, Odisha, since 2026
- Open Center Spółka z ograniczoną odpowiedzialnościąActive, Warszawa, Poland
- Open Channel Group S.R.L.Active, Roma, Italy
- Open Channel Victoria
- Open Chapter Media LimitedActive, Book publishing, London, United Kingdom
- Open Charge LimitedActive, Manufacture of other electrical equipment, London, United Kingdom
- Open Chilli Trading LtdActive, Retail sale via mail order houses or via Internet, Worthing, United Kingdom
- Open China Gateway LtdActive, Other business support service activities n.e.c., Birmingham, United Kingdom
- Open Choice Housing LimitedActive, Other residential care activities n.e.c., Birmingham, United Kingdom
- Open Cider LimitedActive, Other information technology service activities, London, United Kingdom
- Open Cinema FoundationActive (proposal to strike off), Other business support service activities n.e.c., London, United Kingdom
- Open Cinematic LtdActive, Motion picture production activities, Redditch, United Kingdom
- Open Circle AGActive, Zürich, Switzerland
- Open Circle Community CicActive, Other social work activities without accommodation n.e.c., St. Helens, United Kingdom
- Open Circle Consulting LtdActive, Other service activities n.e.c., Forres, United Kingdom
- Open Circle LtdActive, Retail sale via mail order houses or via Internet, Birmingham, United Kingdom
- Open Circle Partners LtdActive, Management consultancy activities other than financial management, Warrington, United Kingdom
- Open Circle Productions Private LimitedActive, Maharashtra, since 2005
- Open Circle Sourcing LtdActive, Agents involved in the sale of textiles, clothing, fur, footwear and leather goods, London, United Kingdom
- Open Circles Arts C.I.C.Active (proposal to strike off), Performing arts, Fareham, United Kingdom
- Open Circuit Pro Data Universe LtdActive, Bookkeeping activities, Ruislip,, United Kingdom
- Open Circuit Solutions LtdActive, Electrical installation, Gosport, United Kingdom
- Open Circuit Television LLCActive, Phoenix,, United Kingdom
- Open Citadel LimitedActive, Artistic creation, Spalding, United Kingdom
- Open Cities LimitedActive, Other business support service activities n.e.c., Mill Hill, United Kingdom
- Open CityActive, Other education n.e.c., London, United Kingdom
- Open CityUnited States
- Open City Housing LtdActive, Hotels and similar accommodation, Birmingham, United Kingdom
- Open Clasp Theatre CompanyActive, Performing arts, Newcastle Upon Tyne, United Kingdom
- Open Cleaner Company LimitedActive, General cleaning of buildings, Edinburgh, United Kingdom
- Open Cleaning LtdActive, General cleaning of buildings, Dagenham, United Kingdom
- Open Cleantech Income Securities DacInactive, Dublin, Ireland
- Open Clear Capital Inc.Active, Sheridan, United States
- Open Clearing LimitedActive, Business and domestic software development, Cambridge, United Kingdom
- Open Climate Fix LimitedActive, Business and domestic software development, London, United Kingdom
- Open Climb Aviation LtdActive, Service activities incidental to air transportation, Slough, United Kingdom
- Open Climb LtdActive, Other education n.e.c., Cambridge, United Kingdom
- Open Clones LimitedActive (proposal to strike off), Business and domestic software development, Cardiff, United Kingdom
- Open Close CicActive, Support activities to performing arts, Dundee, United Kingdom
- Open Close S.R.L.Active, Pramaggiore, Italy
- Open Closed Software LtdActive, Business and domestic software development, Leamington Spa, United Kingdom
- Open Clothing UK LtdActive, Wholesale of clothing and footwear, Romford, United Kingdom
- Open Cloud Consortium
- Open Cloud Consultancy LtdActive, Management consultancy activities other than financial management, Rochdale, United Kingdom
- Open Cloud Group LtdActive, Activities of head offices, Southampton, United Kingdom
- Open Cloud Invest LtdActive (proposal to strike off), Real estate agencies, Cardiff, United Kingdom
- Open Cloud LimitedActive, Activities of head offices, Southampton, United Kingdom
- Open Cloud LimitedInactive, Cambridge, United Kingdom
- Open Cloud Marketing Private LimitedActive, Gujarat, since 2020
- Open Cloud Media LtdActive, Video production activities, Southampton, United Kingdom
- Open Cloud Security LtdActive, Security systems service activities, Ilford, United Kingdom
- Open Cloud Solutions LimitedActive, Information technology consultancy activities, Wimborne, United Kingdom
- Open Cloud Technology LtdActive, Wholesale of computers, computer peripheral equipment and software, Southampton, United Kingdom
- Open Cloudware Private LimitedStruck off, Maharashtra, since 2024
- Open Club Durango SLActive, Durango, Spain
- Open Club LtdActive, Other engineering activities, Hayes, United Kingdom
- Open Cluster SPActive, Road Town, British Virgin Islands
- Open Co Holding LimitedActive, Activities of financial services holding companies, London, United Kingdom
- Open Coast Media UK LtdActive, Book publishing, Nottingham, United Kingdom
- Open Code LtdActive, Information technology consultancy activities, Oxford, United Kingdom
- Open Code Mission LimitedActive (proposal to strike off), Other software publishing, Bury St. Edmunds, United Kingdom
- Open Cognition LtdActive, Other service activities n.e.c., Watford, United Kingdom
- Open Cognitive LimitedActive (proposal to strike off), Information technology consultancy activities, Telford, United Kingdom
- Open CollectiveUnited States
- Open College Asia LtdActive, First-degree level higher education, London, United Kingdom
- Open College for Direct Learning LimitedActive, Dublin, Ireland
- Open College Future Leaders LtdActive, First-degree level higher education, London, United Kingdom
- Open College Network Credit4learningActive, Other education n.e.c., Darlington, United Kingdom
- Open College Network London RegionActive, Educational support services, London, United Kingdom
- Open College Network North West RegionActive, Other education n.e.c., Liverpool, United Kingdom
- Open College Network Northern IrelandActive, Other education n.e.c., Belfast, United Kingdom
- Open College of the ArtsActive, Other education n.e.c., County Way, Barnsley, United Kingdom
- Open College UK LimitedActive, Technical and vocational secondary education, Worcester, United Kingdom
- Open Comedy LtdActive, Event catering activities, Bournemouth, United Kingdom
- Open Commerce Ltd.Active, Business and domestic software development, Middx., United Kingdom
- Open Commerce Software Systems Private LimitedStruck off, Karnataka, since 2015
- Open Commercial Finance LimitedActive, Activities auxiliary to financial intermediation n.e.c., London, United Kingdom
- Open Commercial Services L.P.Active, Douglas, United Kingdom
- Open Commissioning LtdActive, Engineering related scientific and technical consulting activities, Hampton, United Kingdom
- Open Communication Partners LimitedActive, Advertising agencies, Manchester, United Kingdom
- Open Communications International LimitedActive, Other service activities n.e.c., Ipswich, United Kingdom
- OPEN COMMUNICATIONS Tanácsadó és Szolgáltató Korlátolt Felelősségű TársaságActive, Budapest, Hungary
- Open Communications Training LtdActive, Public relations and communications activities, Betchworth, United Kingdom
- Open Communications UK LimitedActive, Other business support service activities n.e.c., Wakefield, United Kingdom
- Open Communities LimitedActive, Other professional, scientific and technical activities n.e.c., Liverpool, United Kingdom
- Open Community Innovations LimitedActive, United Kingdom
- Open Community Sociedad LimitadaActive, Valencia, Spain
- Open Comparison Broking LtdActive, Activities of insurance agents and brokers, London, United Kingdom
- Open Compute Projectbusiness and professional associations, unions
- Open Computer NetworkJapan
- Open Computing Alliance International LimitedActive, Business and domestic software development, High Wycombe, United Kingdom
- Open Concept LtdActive, Development of building projects, Peterborough, United Kingdom
- Open Concept Networks Pty LtdActive, Sydney, Australia
- Open Concepts Private LimitedStruck off, Madhya Pradesh, since 2010
- Open Connections Holdings LimitedActive, Activities of head offices, Bristol, United Kingdom
- Open Connections Solutions LimitedActive, Other business support service activities n.e.c., Bristol, United Kingdom
- Open Connective LtdActive (proposal to strike off), Business and domestic software development, Stratford Upon Avon, United Kingdom
- Open Consent Group LtdActive (proposal to strike off), Business and domestic software development, London, United Kingdom
- Open Consentia LimitedActive, Information technology consultancy activities, Newcastle Upon Tyne, United Kingdom
- Open Conservation Technology LtdActive, Engineering related scientific and technical consulting activities, Eastleigh, United Kingdom
- Open Construct LimitedActive, Other construction installation, Market Harborough, United Kingdom
- Open Construction LtdActive, Construction of domestic buildings, London, United Kingdom
- Open Consultancy LimitedActive, Management consultancy activities other than financial management, Knutsford, United Kingdom
- Open Consultancy Services LimitedActive, Information technology consultancy activities, Rotherham, United Kingdom
- Open Consultants LtdLiquidation, Business and domestic software development, Harrow, United Kingdom
- Open Consulting Network LimitedActive, Management consultancy activities other than financial management, London, United Kingdom
- Open Container Initiative
- Open Contracts Holdings LimitedActive, Activities of construction holding companies, London, United Kingdom
- Open Contracts LimitedActive, Joinery installation, London, United Kingdom
- Open Control Solutions LimitedActive, Information technology consultancy activities, Manchester, United Kingdom
- Open Controls LtdActive, Management consultancy activities other than financial management, Canterbury, United Kingdom
- Open Convergence LtdActive, Other information technology service activities, London, United Kingdom
- Open Core Protocol International Partnership Association
- Open Core Tech LimitedActive, Business and domestic software development, Dagenham, United Kingdom
- Open Cosmosgeospatial industry, Spain
- Open Cosmos Ltd.Active, Engineering related scientific and technical consulting activities, Didcot, United Kingdom
- Open Cosmos Solutions Private LimitedActive, Telangana, since 2024
- Open Counselling LimitedActive, Other professional, scientific and technical activities n.e.c., Hemel Hempstead, United Kingdom
- Open Counting House LtdActive (proposal to strike off), Bookkeeping activities, Tusmore, United Kingdom
- Open CountryActive, Social work activities without accommodation for the elderly and disabled, Harrogate, United Kingdom
- Open Country Dairy LimitedActive, Auckland, New Zealand
- Open Country SLActive, Monóvar, Spain
- Open Country Technologies (India) Private LimitedStruck off, Karnataka, since 2006
- Open Creates Eot LimitedActive, Dormant Company, London, United Kingdom
- Open Creates LtdActive, Advertising agencies, London, United Kingdom
- Open Creation Private LimitedActive, Karnataka, since 2026
- Open Creative Consultants LtdActive, Other business support service activities n.e.c., Waltham Abbey, United Kingdom
- Open Creative Events LtdActive, Activities of exhibition and fair organisers, Blackpool, United Kingdom
- Open Creative London LtdActive, specialised design activities, Rowledge, United Kingdom
- Open Creatives AfricaFederal Capital Territory, Nigeria
- Open Credit LimitedActive, Other information technology service activities, London, United Kingdom
- OPEN CREDIT Pénzügyi Szolgáltató Zártkörűen Működő RészvénytársaságActive, Budapest, Hungary
- Open Credo LimitedActive, Information technology consultancy activities, London, United Kingdom
- Open Cricket Academy (Scio)Active, United Kingdom
- Open Crossings LtdActive, Management consultancy activities other than financial management, Truro, United Kingdom
- Open Cube LtdActive, Manufacture of electronic components, Croydon, United Kingdom
- Open Cultural Center
- Open Culture FoundationActive, United Kingdom
- Open Cut Mining Equipment Pty LtdActive, Brisbane, Australia
- Open Cyber University ConsortiumSeoul, South Korea
- Open Cyber University of KoreaSouth Korea
- Open Cyberspace Private LimitedActive, Tamil Nadu, since 2022
- Open Data - S.R.L.Active, Anagni, Italy
- Open Data Center Alliancecloud computing
- Open Data Consultancy LtdActive, Information technology consultancy activities, Orpington, United Kingdom
- Open Data Consultants LimitedActive, Information technology consultancy activities, Attleborough, United Kingdom
- Open Data Exchange LtdActive, Data processing, hosting and related activities, Harrogate, United Kingdom
- Open Data Franceother voluntary membership organizations (France), Toulouse, France
- Open Data InstituteActive, open data, London, United Kingdom
- Open Data Institute Trading LimitedActive, Other professional, scientific and technical activities n.e.c., London, United Kingdom
- Open Data Manchester CicActive, Information technology consultancy activities, Manchester, United Kingdom
- Open Data Science LtdActive, Activities of exhibition and fair organisers, Cranfield, United Kingdom
- Open Data Services Co-Operative LimitedActive, Business and domestic software development, Manchester, United Kingdom
- Open Data Sphere LimitedActive, Information technology consultancy activities, London, United Kingdom
- Open Database AssociatesActive, Machelen (Brab.), Belgium
- Open Datacentre Services LimitedActive, Other letting and operating of own or leased real estate, Milton Keynes, United Kingdom
- Open Date Equipment LimitedActive, Manufacture of other special-purpose machinery n.e.c., Mitcham, United Kingdom
- Open Date Group LimitedActive, Activities of head offices, Salford, United Kingdom
- Open Dating Media LtdActive, Ready-made interactive leisure and entertainment software development, West Midlands, England, United Kingdom
- Open Dawes Living LtdActive, Buying and selling of own real estate, St. Helens, United Kingdom
- Open Dawes Training LtdActive, Public relations and communications activities, Swindon, United Kingdom
- Open Day Drywall LtdActive, Other specialised construction activities n.e.c., Dagenham, United Kingdom
- Open Daylight ProjectSan Francisco, United States
- Open Days LtdActive, Advertising agencies, London, United Kingdom
- Open Debate Community Interest CompanyActive, Educational support services, London, United Kingdom
- Open Deck Ventures LLPActive, Delhi, since 2018
- Open Decor Atelier LLPActive, Telangana
- Open Delivery LimitedActive, Other information technology service activities, Northampton, United Kingdom
- Open Delta Labs LtdActive, Other software publishing, London, United Kingdom
- Open Democratic Party (2022)
- Open DemocratsDissolved, Gangnam District, South Korea
- Open Design Agency LimitedActive, specialised design activities, Cambridge, United Kingdom
- Open Design Development ABActive, Gustafs, Sweden
- Open Design LimitedActive, specialised design activities, Hastings, United Kingdom
- Open Design S.P.A.Inactive, Milano, Italy
- Open Design Studio LtdActive, Architectural activities, Chichester, United Kingdom
- Open Design Systems LtdActive, Other information technology service activities, Newark, United Kingdom
- Open Designs India LLPActive, Tamil Nadu
- Open Destination Infotech Private LimitedActive, Goa, since 2006
- Open Destinations LimitedActive, Other information technology service activities, London, United Kingdom
- Open Deur Budel B.V.Active, Budel, Kingdom of the Netherlands
- Open Development & Education LtdActive, Information technology consultancy activities, Barnet, United Kingdom
- Open Development Cheshire LtdActive, Other construction installation, Stockport, United Kingdom
- Open Development Hub S.A.Active, Bereldange, Luxembourg
- Open Development Invest O.d.i LimitedActive, Other sports activities, Birmingham, United Kingdom
- Open Di Matteo Nannucci E C. S.A.S.Active, Firenze, Italy
- Open Di Pierdaris Vallini & C. S.A.S.Active, Prevalle, Italy
- Open Dialogue B.V.Active, Amsterdam, Kingdom of the Netherlands
- Open Dialogue CicActive, Cultural education, London, United Kingdom
- Open dialogue foundationRobert Schuman Roundabout, Belgium
- Open Dictionary of English
- Open Die Forgings Private LimitedStruck off, Gujarat, since 2012
- Open Digi Solutions LimitedActive, Information technology consultancy activities, Milton Keynes, United Kingdom
- Open Digital Capital AG in LiquidationInactive, Cham, Switzerland
- Open Digital Consulting Co LtdActive, Business and domestic software development, Poole, United Kingdom
- Open Digital Cooperative LtdActive, Other information technology service activities, London, United Kingdom
- Open Digital Services Roumanie S.R.L.Active, Bucureşti Sectorul 3, Romania
- Open Digital Services, SLActive, Madrid, Spain
- Open Digital Web LtdActive, Advertising agencies, Peterborough, United Kingdom
- OPEN Digitalgruppe GmbHActive, Köln, Germany
- Open Digitech LimitedActive (proposal to strike off), Business and domestic software development, London, United Kingdom
- Open Digits Management Consulting (India) Private LimitedActive, Karnataka, since 2024
- Open Discovery Corporation LtdActive, Other research and experimental development on natural sciences and engineering, London, United Kingdom
- Open Distillery LimitedActive, Distilling, rectifying and blending of spirits, Kinross, United Kingdom
- Open Distribution LtdActive, Retail sale via mail order houses or via Internet, London, United Kingdom
- Open DLT FoundationActive, Gujarat, since 2024
- Open Dofe Centres in West SussexActive, United Kingdom
- Open Door (1908) LimitedActive, Other letting and operating of own or leased real estate, Lincoln, United Kingdom
- Open Door (North East)Active, Physical well-being activities, Middlesbrough, United Kingdom
- Open Door - ST AlbansActive, Other accommodation, Hertfordshire, United Kingdom
- Open Door 1 C.I.C.Active, Other social work activities without accommodation n.e.c., Sutton In Ashfield, United Kingdom
- Open Door Accountancy LtdActive, Accounting and auditing activities, Brentwood, United Kingdom
- Open Door Accounting LtdActive, Accounting and auditing activities, Reading, United Kingdom
- Open Door Adventure LimitedLiquidation, Other service activities n.e.c., Nelson, United Kingdom
- Open Door Advisory Private LimitedActive, Maharashtra, since 2021
- Open Door Art CicActive, Artistic creation, Middlesbrough, United Kingdom
- Open Door Arts, Inc.Active, Worcester, United States
- Open Door Baptist ChurchActive, United Kingdom
- Open Door by Everett’s LtdActive, Residents property management, Gainsborough, United Kingdom
- Open Door Capital Advisors (US), LLCActive, Wilmington, United States
- Open Door Care C.i.cActive, Other human health activities, Grimsby, United Kingdom
- Open Door Carpentry LimitedActive, Other building completion and finishing, Southampton, United Kingdom
- Open Door CharityActive, United Kingdom
- Open Door Children's HomeUnited States
- Open Door China Healthcare FundInactive, Valletta, Malta
- Open Door Christ CentreActive, United Kingdom
- Open Door Church (Kettering)Active, Activities of religious organizations, Kettering, United Kingdom
- Open Door Church (ST. Neots)Active, Activities of religious organizations, St. Neots, United Kingdom
- Open Door Church SunburyActive, Activities of religious organizations, Sunbury-On-Thames, United Kingdom
- Open Door Coaching & Consulting LtdActive, Management consultancy activities other than financial management, Bristol, United Kingdom
- Open Door Communications LtdActive, Other business support service activities n.e.c., Hastings, United Kingdom
- Open Door Community FoundationActive, Other social work activities without accommodation n.e.c., Birmingham, United Kingdom
- Open Door Consultants LimitedActive, Other education n.e.c., Southend On Sea, United Kingdom
- Open Door Consulting LimitedActive, Other human health activities, Stowmarket, United Kingdom
- Open Door Corporation Private LimitedActive, Delhi, since 2023
- Open Door CouncilDissolved, United Kingdom
- Open Door Designs LimitedActive, Other business support service activities n.e.c., Yeovil, United Kingdom
- Open Door Detailing LtdActive (proposal to strike off), Maintenance and repair of motor vehicles, Perth, United Kingdom
- Open Door Developments LimitedActive, Development of building projects, London, United Kingdom
- Open Door Drama Group (Scio)Active, United Kingdom
- Open Door Dramatherapy LimitedActive, Other human health activities, Brighton, United Kingdom
- Open Door Enterprises LimitedActive, Other food services, Banstead, United Kingdom
- Open Door Environmental Education CicActive, Other education n.e.c., Oldham, United Kingdom
- Open Door Estates LimitedInactive, Southampton, United Kingdom
- Open Door Estates LtdActive, Activities of open-ended investment companies, Southall, United Kingdom
- Open Door Ethical China Fund LimitedActive, Grand Cayman, Cayman Islands
- Open Door ExmouthActive, Other social work activities without accommodation n.e.c., Exmouth, United Kingdom
- Open Door Facility Management LimitedActive, Combined facilities support activities, Manchester, United Kingdom
- Open Door Family Medical Center, Inc.Active, New York, United States
- Open Door Films Private LimitedStruck off, Maharashtra, since 2006
- Open Door Finance LimitedActive, Activities of mortgage finance companies, Dundee, United Kingdom
- Open Door Financial Planning LimitedActive, Financial management, Leeds, United Kingdom
- Open Door Financial Solutions LtdActive, Financial intermediation not elsewhere classified, Birmingham, United Kingdom
- Open Door Friendship GroupActive, United Kingdom
- Open Door Furniture and Accessories LLPActive, Maharashtra
- Open Door Furniture Recycling LimitedActive, Collection of non-hazardous waste, Burnley, United Kingdom
- Open Door Global LtdActive, Management consultancy activities other than financial management, Great Barr, United Kingdom
- Open Door Go North LtdActive, Ready-made interactive leisure and entertainment software development, London, United Kingdom
- Open Door Group LtdActive, Development of building projects, London, United Kingdom
- Open Door Healthcare Solutions LLPActive, Delhi
- Open Door Homes S.L.Active, Barcelona, Spain
- Open Door Hospitality (UK) LimitedActive, Public houses and bars, Petworth, United Kingdom
- Open Door Hospitality LLPActive, since 2026
- Open Door Housing & Support FoundationActive, United Kingdom
- Open Door Housing Group LtdActive, Other letting and operating of own or leased real estate, Birmingham, United Kingdom
- Open Door Ifa LtdLiquidation, Pension funding, Rayleigh, United Kingdom
- Open Door Infratech Private LimitedActive, Uttar Pradesh, since 2022
- Open Door Interiors LimitedLiquidation, Other service activities n.e.c., Newton Abbot, United Kingdom
- Open Door International e.V.Active, Köln, Germany
- Open Door Interpreting (BSL) LtdActive, Translation and interpretation activities, St. Helens, United Kingdom
- Open Door Investment LtdActive, Buying and selling of own real estate, Newbury, United Kingdom
- Open Door Investment Management Ltd.Active, George Town, Cayman Islands
- Open Door Lettings and Property Management LimitedActive (proposal to strike off), Real estate agencies, Walsall, United Kingdom
- Open Door Lettings LtdActive, Other letting and operating of own or leased real estate, Gateshead, United Kingdom
- Open Door Logistics LtdActive, Other transportation support activities, Cheltenham, United Kingdom
- Open Door Media LtdActive, Other publishing activities, Bury St. Edmunds, United Kingdom
- Open Door North East Enterprise LimitedActive, General cleaning of buildings, Middlesbrough, United Kingdom
- Open Door PeopleActive, United Kingdom
- Open Door Performance LimitedActive, Management consultancy activities other than financial management, London, United Kingdom
- Open Door Pictures LtdActive, Motion picture production activities, Hounslow, United Kingdom
- Open Door Productions LtdActive, Performing arts, Edinburgh, United Kingdom
- Open Door Project Reading CicActive, Cultural education, Reading, United Kingdom
- Open Door Properties LLPActive, West Bengal
- Open Door Property Group LtdActive, Buying and selling of own real estate, Bury St. Edmunds, United Kingdom
- Open Door Property Holidays LimitedActive, Other accommodation, Retford, United Kingdom
- Open Door Property Lettings LimitedActive, Other letting and operating of own or leased real estate, Retford, United Kingdom
- Open Door Property LimitedActive, Real estate agencies, Retford, United Kingdom
- Open Door Property Maintenance LtdActive (proposal to strike off), General cleaning of buildings, London, United Kingdom
- Open Door Psychology CicActive, Residential care activities for learning difficulties, mental health and substance abuse, Hampton, United Kingdo
- Open Door Publications Private LimitedActive, Rajasthan, since 2009
- Open Door Real Estates LtdActive, Buying and selling of own real estate, Birmingham, United Kingdom
- Open Door Realty Private LimitedActive, West Bengal, since 2020
- Open Door Records LimitedActive, Sound recording and music publishing activities, London, United Kingdom
- Open Door Renewables Ltd.Active, Other specialised construction activities n.e.c., Bath, United Kingdom
- Open Door Retail Consultancy LimitedActive, Management consultancy activities other than financial management, Newark, United Kingdom
- Open Door Sales LtdActive, Real estate agencies, Walsall, United Kingdom
- Open Door ScotlandActive, Other residential care activities n.e.c., Livingston, United Kingdom
- Open Door Services LtdActive, Management consultancy activities other than financial management, Waltham Abbey, United Kingdom
- Open Door Sicav P.L.C.Inactive, Valletta, Malta
- Open Door Sicav P.L.C. - Open Door Greater China FundInactive, Valletta, Malta
- Open Door Society LimitedActive, Other social work activities without accommodation n.e.c., London, United Kingdom
- Open Door Solutions LLPActive, since 2026
- Open Door Sourcing LimitedActive, Other information technology service activities, Addlestone, United Kingdom
- Open Door Stays LtdActive, Management of real estate on a fee or contract basis, Sunderland, United Kingdom
- Open Door Studio LimitedActive, Publishing of computer games, Barnsley, United Kingdom
- Open Door Super Mart LLPActive, Madhya Pradesh
- Open Door Surveyors LtdActive, Other business support service activities n.e.c., Somerton, United Kingdom
- Open Door Tech Pty LtdActive, Sydney, Australia
- Open Door Theatre Productions LtdActive, Performing arts, Norwich, United Kingdom
- Open Door Trading CicActive, Public houses and bars, Birkenhead, United Kingdom
- Open Door UK Legal Services LtdActive, Regulation of health care, education, cultural and other social services, not incl. social security, London, Uni
- Open Door Ukraine Community Interest CompanyActive, Other social work activities without accommodation n.e.c., Hexham, United Kingdom
- Open Door Youth Counselling LtdActive, Other human health activities, Birmingham, United Kingdom
- Open Door, WarminsterActive, United Kingdom
- Open Door, Young People's Consultation ServiceActive, Other human health activities, Hornsey, United Kingdom
- Open DoorsHarderwijk
- Open Doors - SverigeActive, Örebro, Sweden
- Open Doors 2 LimitedActive, Educational support services, London, United Kingdom
- Open Doors 4 U Training LtdActive (proposal to strike off), Other activities of employment placement agencies, Bilston, United Kingdom
- Open Doors Baptist Church Community Projects LimitedActive, Retail sale of other second-hand goods in stores (not incl. antiques), London, United Kingdom
- Open Doors Care LimitedActive, Other social work activities without accommodation n.e.c., Northampton, United Kingdom
- Open Doors Commercial Property LimitedActive, Buying and selling of own real estate, Dukinfield, United Kingdom
- Open Doors Community Outreach CicActive, Other residential care activities n.e.c., London, United Kingdom
- Open Doors Consultancy LtdActive, Management consultancy activities other than financial management, Penzance, United Kingdom
- Open Doors Education and Training C.I.C.Active, Other education n.e.c., London, United Kingdom
- Open Doors Education LtdActive, Educational support services, Kingston Upon Thames, United Kingdom
- Open Doors Estates Private LimitedActive, Uttar Pradesh, since 2026
- Open Doors Finance LimitedActive, Management consultancy activities other than financial management, Kington, United Kingdom
- Open Doors Finland ryActive, Kauniainen, Finland
- Open Doors Futures CicActive, Other education n.e.c., London, United Kingdom
- Open Doors Gallery LtdActive, Retail sale in commercial art galleries, Frome, United Kingdom
- Open Doors Healthcare Services LtdActive, Other activities of employment placement agencies, Maidstone, United Kingdom
- Open Doors Housing and Support LtdActive, Residential care activities for learning difficulties, mental health and substance abuse, Coventry, United Kingd
- Open Doors Housing LtdActive, Other letting and operating of own or leased real estate, Birmingham, United Kingdom
- Open Doors International
- Open Doors International Language SchoolActive, Other education n.e.c., Plymouth, United Kingdom
- Open Doors International, Inc.Active, Orange, United Kingdom
- Open Doors Lettings LtdActive, Other letting and operating of own or leased real estate, Rugby, United Kingdom
- Open Doors LimitedStruck off, Telangana, since 2000
- Open Doors Living LtdActive, Other service activities n.e.c., Birmingham, United Kingdom
- Open Doors Logistics LtdActive (proposal to strike off), Freight transport by road, Rugby, United Kingdom
- Open Doors LtdActive, Buying and selling of own real estate, Exeter, United Kingdom
- Open Doors Marketing LimitedActive, Management consultancy activities other than financial management, Portland, United Kingdom
- Open Doors NetworkActive, United Kingdom
- Open Doors New Business Consultancy LtdActive, Manufacture of computers and peripheral equipment, London, United Kingdom
- Open Doors North West LtdActive, Other letting and operating of own or leased real estate, Cheadle Hulme, United Kingdom
- Open Doors NZ UKActive, Activities of business and employers membership organizations, London, United Kingdom
- Open Doors Open Minds Give Back CicActive, Regulation of health care, education, cultural and other social services, not incl. social security, Reading, Un
- Open Doors Partnersprivate investment, Woodside, United States
- Open Doors Project (Hull)Active, United Kingdom
- Open Doors Properties LtdActive, Other letting and operating of own or leased real estate, Harrow, United Kingdom
- Open Doors Property Group LtdActive, Buying and selling of own real estate, Milton Keynes, United Kingdom
- Open Doors Property LtdActive, Other letting and operating of own or leased real estate, London, United Kingdom
- Open Doors Property Management LtdActive, Real estate agencies, Exeter, United Kingdom
- Open Doors Property Solution LtdActive, Buying and selling of own real estate, Gillingham Kent, United Kingdom
- Open Doors Real Estate Private LimitedActive, Delhi, since 2021
- Open Doors Realtor Advisors LLPActive, since 2026
- Open Doors Rental LtdActive, Buying and selling of own real estate, Oldham, United Kingdom
- Open Doors Residential Homes LimitedActive, Other residential care activities n.e.c., London, United Kingdom
- Open Doors Services LtdActive, Other construction installation, Glasgow, United Kingdom
- Open Doors Studio LtdActive, specialised design activities, London, United Kingdom
- Open Doors Technology LimitedActive, Retail sale via mail order houses or via Internet, Grays, United Kingdom
- Open Doors to LifeActive, United Kingdom
- Open Doors Travel Consults LimitedActive, Travel agency activities, Birmingham, United Kingdom
- Open Doors Vision CenterActive, United Kingdom
- Open Doors with Brother AndrewActive, Activities of religious organizations, Witney, United Kingdom
- Open Doorways Living LimitedActive, Buying and selling of own real estate, Leicester, United Kingdom
- Open Dorr Management Systems LtdActive, Other professional, scientific and technical activities n.e.c., Whitley Bay, United Kingdom
- Open Dot Com S.P.A. Societa' Di Servizi Dei Dottori Commercialisti E Degli Esperti Contabili Siglabile "Open Dot Com S.P.A." Ovvero "Open S.P.A."Active, Cuneo, Italy
- Open Dot London LtdActive, Real estate agencies, Ilford, United Kingdom
- Open Draft LimitedActive, Licensed restaurants, Wakefield, United Kingdom
- Open Driver LtdActive, Other information technology service activities, London, United Kingdom
- Open Dutch Fiber
- Open Dutch Fiber B.V.Active, Bunnik, Kingdom of the Netherlands
- Open Dynamics LtdActive, Retail sale via mail order houses or via Internet, London, United Kingdom
- Open Ealing LimitedActive, Operation of arts facilities, London, United Kingdom
- Open Ear Counselling LtdActive, Other human health activities, London, United Kingdom
- Open EarsActive, United Kingdom