| A&H Propco Limited | Real estate | 2020 |
| A&K Market Co. Ltd | Wholesale & retail | 2025 |
| A&M Educational Expert Support Ltd | Education | 2024 |
| A&N.Bajwa Ltd | Health & social care | 2024 |
| A&Npizzas Ltd | Hospitality | 2024 |
| A&R Pubs Ltd | Hospitality | 2024 |
| A&S Enterprise Holdings Ltd | Financial services | 2026 |
| A&S Pharmacy Limited | Wholesale & retail | 2021 |
| A&S Properties Group Ltd | Real estate | 2026 |
| A&S USM Ltd | Wholesale & retail | 2026 |
| A&T Garage Limited | Wholesale & retail | 2025 |
| A&T UK Properties Ltd | Wholesale & retail | 2023 |
| A&V UK Properties Ltd | Real estate | 2024 |
| A-A Afro Caribbean Foods Ltd | Wholesale & retail | 2023 |
| A-Stat Edtech Ltd | Financial services | 2025 |
| A-Stat Holdings Limited | Financial services | 2020 |
| A-Stat Office Technology Limited | Manufacturing | 1989 |
| A-Team Body Repair Ltd | Wholesale & retail | 2020 |
| A. B. Construction (West Midlands) Limited | Construction | 1982 |
| A. Hartill & SON (Motor Cycles) Limited | Real estate | 1953 |
| A. Major Building Services Limited | Construction | 2011 |
| A. R. White & SON Limited | Wholesale & retail | 2005 |
| A. S. K. Developments Limited | Real estate | 1962 |
| A. Thomas Automotives Limited | Wholesale & retail | 2015 |
| A. W. Baxter Limited | Transport & logistics | 1992 |
| A. W. Sturmey Limited | Construction | 2013 |
| A.& R. Smith (Transmissions) Ltd | Real estate | 1987 |
| A.A.W. Limited | Professional & scientific | 1997 |
| A.Bmultifinishing Limited | Construction | 2025 |
| A.C. Blooms Florist Limited | Wholesale & retail | 2013 |
| A.C.E-Caring Ltd | Health & social care | 2023 |
| A.C.I Electrical Solutions Ltd | Construction | 2023 |
| A.D. Byers Limited | Wholesale & retail | 2001 |
| A.D.F. Insurance Brokers Limited | Financial services | 2007 |
| A.D.L.H.S Ltd | Wholesale & retail | 2026 |
| A.G. Plant Hire and Construction Limited | Construction | 2020 |
| A.G.E Logistics Ltd | Transport & logistics | 2026 |
| A.G.R. Pendrill (Chiropody) Limited | Administrative & support | 2007 |
| A.H Property Services Ltd | Construction | 2022 |
| A.J. Wealth Management Limited | Financial services | 2000 |
| A.K Garage Ltd | Manufacturing | 2013 |
| A.K.J Transport Ltd | Transport & logistics | 2020 |
| A.L. Medical Academy Limited | Other services | 2017 |
| A.R. Houghton Limited | Professional & scientific | 2001 |
| A.R. Murrall Limited | Real estate | 1974 |
| A.Rose Consultancy Ltd | Health & social care | 2024 |
| A.S Construction & Plumbing Contract Limited | Construction | 2025 |
| A.S.D Aesthetics Limited | Health & social care | 2023 |
| A.S.H. Plastics (Wolverhampton) Limited | Manufacturing | 1982 |
| A.S.K. Developments (Midlands) Limited | Real estate | 2020 |
| A.T-Chambers Ltd | Wholesale & retail | 2021 |
| A.W Site Services Limited | Construction | 2024 |
| A1 Consultancy Services Limited | Financial services | 2003 |
| A1 Hydraulics (Wolverhampton) Limited | Manufacturing | 2003 |
| A1 Performance Ltd | Wholesale & retail | 2025 |
| A1 Relocations Limited | Information & communication | 2021 |
| A1 Supplies Midlands Ltd | Transport & logistics | 2022 |
| A1 Wheel Renovations 2020 Limited | Wholesale & retail | 2020 |
| A1 Window and Shutter Ltd | Manufacturing | 2025 |
| A1 Wolves Taxis & Cars Ltd | Transport & logistics | 2021 |
| A27 Solutions Ltd | Administrative & support | 2026 |
| A2B Aggregates Ltd | Water & waste | 2010 |
| A2B Commercial Services Limited | Wholesale & retail | 2018 |
| A2Z Ecommerce Ltd | Wholesale & retail | 2026 |
| A2Z Group Star Ltd | Construction | 2025 |
| A2Z Household Bargains Ltd | Wholesale & retail | 2023 |
| A2Z Parts Limited | Wholesale & retail | 2023 |
| A3 Furniture Limited | Administrative & support | 2006 |
| A3S Services Ltd | Professional & scientific | 2020 |
| A4 Automotive Distributors Ltd | Wholesale & retail | 2023 |
| A46 BM Centre Limited | Extraterritorial | 2020 |
| A46 MOT Centre Limited | Wholesale & retail | 2024 |
| A8 Plant and Equipment Ltd Ltd | Construction | 2023 |
| AA & H Limited | Wholesale & retail | 2026 |
| AA Group Estates Ltd | Real estate | 2023 |
| AA Importos Limited | Wholesale & retail | 2024 |
| AA Kainth Properties Ltd | Real estate | 2025 |
| AA Kitchen Fitters Ltd | Construction | 2021 |
| AA Marketing Solutions Ltd | Information & communication | 2022 |
| AA Platinum Property & Lettings Ltd | Real estate | 2026 |
| AA Self Storage Ltd | Transport & logistics | 2017 |
| AAA Electrics Ltd | Construction | 2018 |
| AAA Fabrications Limited | Manufacturing | 2021 |
| AAA Oven Cleaning Limited | Administrative & support | 2013 |
| AAA Properties (West Midlands) Limited | Real estate | 2025 |
| AAB19 Ltd | Hospitality | 2023 |
| AAC Capital FT Ltd | Real estate | 2024 |
| Aadi C Limited | Real estate | 2017 |
| Aadii Ltd | Wholesale & retail | 2026 |
| AAF Beauty Hub Limited | Other services | 2024 |
| AAF Solutions Limited | Health & social care | 2022 |
| Aahf Limited | Hospitality | 2024 |
| Aaimariaz Ltd | Wholesale & retail | 2025 |
| AAJ Property Management Ltd | Real estate | 2018 |
| Aaliyah Holdings Limited | Real estate | 2018 |
| AAN Interprises Ltd | Wholesale & retail | 2026 |
| Aandg Trades Ltd | Wholesale & retail | 2024 |
| Aaryan (AB) Holdings Limited | Financial services | 2025 |
| Aaryan Superstores Ltd | Wholesale & retail | 2020 |
| Aashiyana Property Solutions Ltd | Real estate | 2024 |