| 02092894 Limited | | 1987 |
| 03226294 Limited | Professional & scientific | 1996 |
| 1 Team Integration Ltd | Wholesale & retail | 2021 |
| 11 Shakespeare Road Management Company Ltd. | Households | 1991 |
| 21ST Century Ltd | Professional & scientific | 1993 |
| 24/7 Logistic Solutions Limited | Transport & logistics | 2024 |
| 2DAY Associates Limited | Education | 2007 |
| 4-FRONT Consulting Ltd | Professional & scientific | 2004 |
| 46 ST. Michael's Road (Bedford) Limited | Households | 1988 |
| 49 Howbury Street Bedford Limited | Households | 2000 |
| 4GC Ltd | Administrative & support | 1996 |
| 5 Stars Healthcare Limited | Health & social care | 2022 |
| 64 Adelaide Square Bedford Limited | Households | 1996 |
| 74 Chaucer Road Management Limited | Households | 2001 |
| 8 Pharma Ltd | Wholesale & retail | 2006 |
| A & a Services (Europe) Ltd | Construction | 2003 |
| A a Carpets and Furniture Store Limited | Wholesale & retail | 2007 |
| A Good Sign Limited | Extraterritorial | 2007 |
| A London Brand Limited | Wholesale & retail | 2017 |
| A N V Properties Ltd | Real estate | 2007 |
| A Young's Extension & Construction Services Ltd. | Construction | 2005 |
| A&V Stores Ltd | Wholesale & retail | 2021 |
| A. T. Plumbing Supplies Ltd | Wholesale & retail | 2003 |
| A.J.Parrish Limited | Agriculture & fishing | 1962 |
| Abbey Project Management Limited | Professional & scientific | 2005 |
| Abbey Property Development (Herts) Ltd | Construction | 2017 |
| Abbini Limited | Extraterritorial | 2020 |
| ABC Marketing (UK) Limited | Professional & scientific | 2000 |
| Abraworks Limited | Information & communication | 2024 |
| Action Traction Limited | Information & communication | 2006 |
| Adhen Holdings Ltd | Financial services | 2021 |
| Adhen Properties Limited | Real estate | 2022 |
| Adoda Ltd | Other services | 2025 |
| Adrian Bullers Limited | Arts & recreation | 2003 |
| Adrian Phillips Limited | Construction | 2005 |
| Advanced Business Computers (Europe) Limited | | 1991 |
| Advanced Cryo Refrigeration Limited | Manufacturing | 2003 |
| Advice Bedfordshire Community Interest Company | Other services | 2007 |
| Agentphone Limited | Administrative & support | 1995 |
| Ahir Consulting Limited | Professional & scientific | 2007 |
| Ahmed Lettings & Management Ltd | Real estate | 2022 |
| Aided Presentations Ltd. | Information & communication | 1990 |
| Airborne Support Limited | Transport & logistics | 1998 |
| Airflow Communications Limited | | 1990 |
| AK Sports Coaching Ltd | Education | 2021 |
| Alan Bartram Travel | | 1991 |
| Albion Consulting Services Limited | Professional & scientific | 1997 |
| Aldridge Property Developments Limited | Real estate | 2003 |
| Alexander (Project Management) Limited | Construction | 2001 |
| ALI Shan Consultants Limited | Information & communication | 1998 |
| Alina Orchestra Limited | Arts & recreation | 2017 |
| Allon White Sports Cars Ltd | Wholesale & retail | 2003 |
| Allport Enterprise Ltd | Professional & scientific | 2004 |
| ALN Garages Limited | Wholesale & retail | 1995 |
| Alpeninox Refrigeration UK Limited | Professional & scientific | 1907 |
| Alpha Trading Services Limited | Transport & logistics | 2000 |
| Amecho Limited | | 1985 |
| AMK Electrical Solutions Limited | Construction | 2019 |
| Anchor Packaging UK Limited | Wholesale & retail | 2004 |
| Andrew Fage Ltd. | Wholesale & retail | 2005 |
| Animore Retail Ltd | Wholesale & retail | 2023 |
| Annapurna Capital Limited | Real estate | 2021 |
| Another Take Ltd | Information & communication | 2007 |
| AOI Holdings Ltd | Financial services | 2019 |
| Apex Care Homes Limited | Health & social care | 1983 |
| Apex Safety Limited | Administrative & support | 2006 |
| Appliancetek London Limited | Other services | 2022 |
| April Sky Limited | Manufacturing | 2002 |
| Aquamart Limited | Wholesale & retail | 2003 |
| AR Connect Ltd | Wholesale & retail | 2022 |
| Arden Freeholds Limited | Real estate | 2004 |
| Ardent Hire Solutions Limited | Administrative & support | 2000 |
| Argyle Services Limited | Information & communication | 1998 |
| Armadillo New Media Communications Limited | Information & communication | 2003 |
| Aromata Limited | Health & social care | 2002 |
| Artifice Technologies Limited | Information & communication | 2003 |
| Ascent Property Services Limited | Construction | 2011 |
| Ashbourne Lodges Limited | Hospitality | 2007 |
| Ashman Co. Limited. | Professional & scientific | 1999 |
| ASK Executive Ltd | Administrative & support | 1998 |
| ASK Tony Limited | Information & communication | 1999 |
| Asmm Property Management Ltd | Real estate | 2026 |
| Asperton Limited | | 1972 |
| Attam Services Limited | Construction | 2006 |
| Austin Associated Limited | Information & communication | 2001 |
| Avangarde Consulting Limited | Professional & scientific | 2002 |
| Avvix Limited | Transport & logistics | 2007 |
| Ayesha Malik Limited | Health & social care | 2025 |
| Aztec Precision Engineering Ltd | Manufacturing | 2002 |
| Azure Pools & Hot Tubs Limited | Construction | 2007 |
| B & R Doherty (Haulage) Limited | Wholesale & retail | 2002 |
| B Dowling Limited | Construction | 2003 |
| B S Kalsi & Co Limited | Construction | 2007 |
| B.C.L. Solutions Limited | Administrative & support | 2003 |
| Baboss Limited | Professional & scientific | 2006 |
| Balance Chinese Medicine Centre Limited | Wholesale & retail | 2005 |
| Baldock Nurseries Limited | Transport & logistics | 1987 |
| Balguard Limited | Construction | 1994 |
| Ball Beverage Packaging Europe Limited | Other services | 1990 |
| Ball Company | Professional & scientific | 2002 |