| 03072601 Limited | Manufacturing | 1995 |
| 1021 Property Limited | Real estate | 2024 |
| 2 High Ltd | Real estate | 2024 |
| 26 ST. James's Limited | Real estate | 2014 |
| 33 Degrees South Ltd | Hospitality | 2026 |
| 3B Projects Ltd | Administrative & support | 2020 |
| 3C Environmental Technology Ltd | Administrative & support | 1980 |
| 73 Dawes Road Management Limited | Households | 2012 |
| 78 Rednal Mill Drive Residents RTM Company Ltd | Households | 2017 |
| 97 Limited | Professional & scientific | 2024 |
| A and S Palmer Limited | Real estate | 2019 |
| A B Electrical Installations Ltd | Construction | 2017 |
| A B S Pottery Imports Limited | Wholesale & retail | 2002 |
| A J Birch Motor Vehicle Repairs Limited | Wholesale & retail | 2011 |
| A K Communications Limited | Construction | 2014 |
| A K S Pubs Limited | Hospitality | 2025 |
| A Rated Heating Services Ltd | Construction | 2016 |
| A to Z Commercial Property Services Limited | Administrative & support | 2020 |
| A V Interactive Limited | Information & communication | 1996 |
| A.G. & D.M.Goulbourne Limited | Agriculture & fishing | 1950 |
| A.G.S. GAS Limited | Other services | 2004 |
| A.L. House Renovations Limited | Construction | 2018 |
| Aaron Barnes Consultancy Limited | Professional & scientific | 2024 |
| AB Automotive Parts Ltd | Wholesale & retail | 2025 |
| Abbatiello SNC Legacy C.I.C. | Professional & scientific | 2026 |
| Abling Group Limited | Information & communication | 1989 |
| Abling Limited | Information & communication | 2003 |
| ABP Law Ltd | Professional & scientific | 2026 |
| Absolute Architecture Limited | Professional & scientific | 2009 |
| ABW (CA) Limited | Wholesale & retail | 2001 |
| Accrofab (Alcester) Limited | Manufacturing | 2018 |
| Ace Refinishing & Hydrographics Limited | Wholesale & retail | 2020 |
| ACP Water Treatment 2 Ltd | Professional & scientific | 2015 |
| ACP Water Treatment Ltd. | Professional & scientific | 2026 |
| ACT on Energy | Information & communication | 1998 |
| Activate Management Limited | Professional & scientific | 2015 |
| Adam Thomas Driving Solutions Ltd | Education | 2021 |
| Adpgiant Limited | Professional & scientific | 2004 |
| Advanced Edge Ltd | Construction | 2026 |
| AEC Services (Midlands) Ltd | Construction | 2007 |
| Aerius Limited | Information & communication | 2014 |
| Agile Minds Consulting Ltd | Professional & scientific | 2002 |
| Agripellets Limited | Manufacturing | 1998 |
| Agripix Limited | Professional & scientific | 2003 |
| Agritraining Ltd | Professional & scientific | 2009 |
| Air Conditioning Engineers Limited | Construction | 1993 |
| Air-Wave Freight Management Ltd | Transport & logistics | 2006 |
| AJ Watson (Bidford) Limited | Professional & scientific | 2026 |
| Ajar Installations Limited | Construction | 2016 |
| AKN Solihull Limited | Professional & scientific | 2022 |
| Aksh Midlands Ltd | Hospitality | 2024 |
| Alan's Hairstyles Ltd | Other services | 2023 |
| Albion Pet Foods Ltd | Manufacturing | 2004 |
| Alcester Academy | Education | 2011 |
| Alcester Architectural Design Limited | Professional & scientific | 2024 |
| Alcester Car Wash Company Limited | Wholesale & retail | 2014 |
| Alcester Carpets & Curtains Ltd | Wholesale & retail | 2024 |
| Alcester Coach House Ltd | Professional & scientific | 2013 |
| Alcester Community Trust Limited | Administrative & support | 2014 |
| Alcester Construction Limited | Construction | 2024 |
| Alcester Day Care | Health & social care | 2015 |
| Alcester Employment Park Management Company Limited | Households | 2018 |
| Alcester Energy Limited | Construction | 2023 |
| Alcester Estates Limited | Real estate | 1958 |
| Alcester Grammar School | Education | 2011 |
| Alcester Health Ltd | Health & social care | 2025 |
| Alcester Healthcare Limited | Real estate | 2010 |
| Alcester Home Care Agency Ltd | Health & social care | 2016 |
| Alcester Major Builds Limited | Construction | 2024 |
| Alcester Nursery Studio Ltd | Education | 2004 |
| Alcester Town Football Club (1927) Limited | Arts & recreation | 2011 |
| Alchemevo Ltd | Wholesale & retail | 2019 |
| Alchemists Forum Limited | Wholesale & retail | 2020 |
| Aldean Construction Services Ltd | Professional & scientific | 2020 |
| Alex Taylor Farriers Limited | Agriculture & fishing | 2018 |
| Alexander Swancott Ltd | Construction | 2025 |
| Alice Olivia Hair Extensions Limited | Other services | 2024 |
| Alice Olivia Hair Limited | Other services | 2023 |
| Align IT Services Limited | Administrative & support | 2011 |
| Align IT Solutions Limited | Information & communication | 2017 |
| Alkaline Wellness Solutions Ltd. | Wholesale & retail | 2022 |
| ALKALINE360 Consultancy Ltd | Professional & scientific | 2026 |
| ALL Things Rural Limited | Administrative & support | 2003 |
| ALL Trade Printers (Sales) Limited | Manufacturing | 1995 |
| Allely Farms LLP | | 2021 |
| Allen and Holton Plumbing & Heating Limited | Construction | 2014 |
| Allex Jenkinson Limited | Professional & scientific | 2014 |
| Allied Flooring Limited | Construction | 2018 |
| Allied Properties (Birmingham) Limited | Real estate | 1958 |
| Alne Electrical Services Limited | Construction | 2017 |
| Alne Park Stud Ltd | Agriculture & fishing | 2015 |
| Alne Services Ltd | Construction | 2023 |
| ALP Paediatric Physiotherapy Limited | Other services | 2023 |
| Alvo Trading Ltd | Wholesale & retail | 2015 |
| AM Estates & Lettings Ltd | Real estate | 2012 |
| AM Estates (Midlands) Limited | Real estate | 2024 |
| Amys Corporate Clothing Limited | Wholesale & retail | 2012 |
| Anastasis Building Ltd | Construction | 2021 |
| Andover Online Trade Ltd | Wholesale & retail | 2007 |
| Andrew Owen & Co Limited | Professional & scientific | 2008 |