| 001 Alpha Cars Limited | Transport & logistics | 2009 |
| 15 Rawlinson Road Limited | Administrative & support | 1989 |
| 6 Minet Gardens Management Limited | Households | 2018 |
| A & M Entertainment Limited | Arts & recreation | 2007 |
| A Manning (Engineering Waiver) Limited | Professional & scientific | 1987 |
| A W Electronics Ltd | Wholesale & retail | 2003 |
| A.D.L. Plumbing & Heating Limited | Construction | 2006 |
| A.G. Hedges (Farms) Limited | Agriculture & fishing | 1963 |
| A.K. Timms & Sons Limited | Wholesale & retail | 1978 |
| AB OX Facilities Limited | Construction | 2006 |
| Abbotsinch Ltd | Real estate | 2003 |
| Aboutface Hair & Beauty Ltd | Other services | 2003 |
| Acorn House Management Company Limited | Real estate | 1989 |
| AES Industrial Supplies Ltd | Wholesale & retail | 2012 |
| AGM Support Services Limited | Administrative & support | 2006 |
| Agricola Investment and Development Company Limited | Real estate | 1962 |
| Alan Newman Ltd | Manufacturing | 2005 |
| Alfa Media Partner Limited | Information & communication | 1983 |
| Amiscus Developments Limited | | 1986 |
| Apace Managements Limited | Real estate | 2006 |
| Apollo Plus Ltd | Professional & scientific | 2006 |
| ARC Agricultural Engineers Ltd | Manufacturing | 2007 |
| Arish Consulting Limited | Administrative & support | 2007 |
| Arpeggio Publishing Ltd | Information & communication | 2018 |
| Asora Holdings Limited | Other services | 2025 |
| Aspire Hair & Beauty Limited | Other services | 2006 |
| Athensis Limited | Professional & scientific | 2007 |
| Atps (London - SW) Ltd | Other services | 2011 |
| Banbury Nameplates Limited | Manufacturing | 1977 |
| Barker Peacham (Books) Limited | | 1981 |
| Bevan Consulting Ltd | Professional & scientific | 2023 |
| Bible Reading Fellowship(The) | Information & communication | 1935 |
| Bicester Home Comforts Limited | Wholesale & retail | 1984 |
| Bicester Shoe Repairs | | 1999 |
| Blenheim Cleaning Services Limited | Professional & scientific | 2006 |
| Blenheim Estates Contractors Limited | Construction | 2005 |
| Blenheim Trustee Company NO. 1 Limited | Professional & scientific | 2005 |
| Blenheim Trustee Company NO. 2 Limited | Professional & scientific | 2005 |
| Boots on the Ground Ltd. | Administrative & support | 2015 |
| Botley Road Motors Limited | Wholesale & retail | 2004 |
| Bowren Consulting International Limited | Professional & scientific | 1997 |
| Brackley International Windtunnels Limited | Arts & recreation | 1988 |
| Brio Design Limited | Professional & scientific | 2001 |
| Britannia Heights Management Limited | Real estate | 1984 |
| Bunkers Hill Flowers Limited | Wholesale & retail | 2005 |
| Buywise Domestics Limited | Wholesale & retail | 2008 |
| Cairncourt Limited | | 1974 |
| Carderick Ltd | Manufacturing | 2020 |
| CFW Publications Services Limited | Information & communication | 1989 |
| Chargesync Limited | Manufacturing | 2013 |
| Chervale Builders Limited | Real estate | 1982 |
| Chiltern Air Management Limited | Administrative & support | 2005 |
| Chiltern Taxi & Executive Cars Ltd | Transport & logistics | 2007 |
| Chilton Management Limited | Professional & scientific | 2005 |
| Chipping Barber Ltd | Other services | 2020 |
| Chipping Norton Theatre Limited(The) | Arts & recreation | 1974 |
| Classic Builders (Watlington) Ltd | Professional & scientific | 2002 |
| Cleenol Limited | Professional & scientific | 1971 |
| Colin Jones Construction Limited | | 1990 |
| Colthouse Developments Limited | Real estate | 1988 |
| Compatibility Pictures Limited | Information & communication | 2007 |
| Condor Wines Ltd | Wholesale & retail | 2011 |
| Consortium of Vocational and Educational Trainers Limited | Education | 2011 |
| Consulting With Trees Limited | Professional & scientific | 2006 |
| Corewell Development Limited | Professional & scientific | 2004 |
| Cotswold Organic Livestock Limited | Agriculture & fishing | 2006 |
| Cotswold Wild Life Park Limited | Arts & recreation | 1971 |
| Crew Connection Limited | Professional & scientific | 2024 |
| Cumfiture Products Limited | | 1982 |
| Custom Q Software Limited | Information & communication | 2004 |
| D J Finch Ltd | Construction | 2007 |
| D Maries Carpentry Services Ltd | Construction | 2003 |
| D Wyatt & Sons Limited | Transport & logistics | 2005 |
| D.C. Litho Limited | | 1979 |
| D.C.I. Precision Engineering Limited | Manufacturing | 1977 |
| D.O.R.S. Limited | Professional & scientific | 2010 |
| Darkrace Limited | Wholesale & retail | 1987 |
| Dematic Holdings UK Limited | Financial services | 2017 |
| Dering Properties Finance Limited | Real estate | 2014 |
| Devneuro Ltd | Health & social care | 2012 |
| DH Gloucestershire Limited | Administrative & support | 2006 |
| Diagnostic Reagents Limited | Manufacturing | 1961 |
| Diamond Cornerstone Properties Limited | Real estate | 2023 |
| DKH Consulting Ltd | Professional & scientific | 2006 |
| Douglas L.Charlett (Tyres) Limited | Wholesale & retail | 1969 |
| E Brand Automotive Limited | Wholesale & retail | 1999 |
| Edwards & White Sheet Metal Limited | Manufacturing | 2005 |
| Electrical Design & Installation & Network Communications Limited | Construction | 2003 |
| Electrosafety Limited | Professional & scientific | 2005 |
| Elements Property Solutions Ltd | Construction | 2007 |
| Elliott Contracting Limited | Administrative & support | 2007 |
| Emma Godwin Limited | Other services | 2006 |
| Emmett Construction Developments Limited | Construction | 1988 |
| Empathy Environmental Consultants Limited | Professional & scientific | 2007 |
| Enjay Partnership Limited | Professional & scientific | 2006 |
| Enpi Services Limited | Information & communication | 2016 |
| Enstone Estates | Real estate | 1960 |
| Euro Food Centre Limited | Wholesale & retail | 2020 |
| Express Airport Travel Limited | Other services | 2019 |
| Fabricast(Midlands)Limited | | 1966 |