| 528 Developments Limited | Construction | 2024 |
| 528 Group Limited | Manufacturing | 2023 |
| 528 Investments Limited | Financial services | 2024 |
| 555 Properties Ltd | Real estate | 2025 |
| 555 Transport Ltd | Wholesale & retail | 2025 |
| 5AG Properties Ltd | Real estate | 2025 |
| 5G Innovate Limited | Information & communication | 2020 |
| 5R Investments Ltd | Real estate | 2021 |
| 5STAR Hand Car Wash & Valet Ltd | Administrative & support | 2024 |
| 6 Ways AP GT Limited | Health & social care | 2025 |
| 6 Ways AP GT Property Limited | Real estate | 2025 |
| 62AM Limited | Professional & scientific | 2023 |
| 715 Shops Limited | Professional & scientific | 1989 |
| 77 GLB Holdings Limited | Financial services | 2025 |
| 77 GLB Limited | Administrative & support | 1998 |
| 786 Foods Distribution Limited | Wholesale & retail | 2015 |
| 786 Real Estate and Land Holdings Ltd | Financial services | 2026 |
| 7HLS Holdings Limited | Financial services | 2019 |
| 7HLS Limited | Health & social care | 2019 |
| 7SALONUK Limited | Other services | 2024 |
| 7T3 Limited | Professional & scientific | 2010 |
| 7TH Avenue Limited | Wholesale & retail | 2014 |
| 8 Plus Vehicles Ltd | Transport & logistics | 2026 |
| 80 Mellish Road Flats Limited | Households | 2002 |
| 8820 Ltd | Professional & scientific | 2023 |
| 88TR Ltd | Wholesale & retail | 2023 |
| 8A21 Limited | Wholesale & retail | 2016 |
| 92 Trading Limited | Information & communication | 2020 |
| 9TH House Property Limited | Administrative & support | 2016 |
| A & a Property (Midlands) Ltd | Real estate | 2020 |
| A & C Quality Meats Limited | Wholesale & retail | 2020 |
| A & D Automation Limited | Construction | 2015 |
| A & D HO Marketing Limited | Professional & scientific | 2023 |
| A & F Imports and Exports UK Ltd | Wholesale & retail | 2018 |
| A & G Ventures Group Ltd | Health & social care | 2018 |
| A & J Accountancy Limited | Professional & scientific | 2002 |
| A & J Group Limited | Hospitality | 2018 |
| A & J Portsmouth Limited | Construction | 2014 |
| A & N Learning LLP | | 2025 |
| A & N Property Development Ltd | Real estate | 2024 |
| A & P Home Maintenance Limited | Manufacturing | 2003 |
| A & R GAS Services Ltd | Construction | 2017 |
| A & S Clinical Pharma Ltd | Administrative & support | 2016 |
| A & S Freight Ltd | Transport & logistics | 2019 |
| A & S Software Ltd | Information & communication | 2022 |
| A & T Motor Company Limited | Wholesale & retail | 2006 |
| A (Squared) Quantity Surveying Services Limited | Professional & scientific | 2017 |
| A 2 B Burton Limited | Other services | 2023 |
| A Aldridge Ltd | Hospitality | 2026 |
| A Bashir Limited | Health & social care | 2013 |
| A C Accountancy Services Limited | Professional & scientific | 2014 |
| A C Optics Limited | Health & social care | 2006 |
| A C Property Solutions Ltd | Real estate | 2019 |
| A C Scaffolding Holding Limited | Financial services | 2024 |
| A C Scaffolding Ltd | Construction | 2016 |
| A Collins Surveying and Estimating Ltd | Construction | 2019 |
| A CUP Full Ltd | Manufacturing | 2024 |
| A D Couriers UK Ltd | Transport & logistics | 2017 |
| A Dunn Electrical Limited | Construction | 2014 |
| A Elliott Limited | Health & social care | 2021 |
| A G Chambers Construction Limited | Construction | 1997 |
| A I Morris Roofing Limited | Construction | 2006 |
| A J Constructions (West Midlands) Ltd | Construction | 2019 |
| A J F Electrical Services (Midlands) Ltd | Construction | 2022 |
| A J Heating and Plumbing (Midlands) Limited | Construction | 2016 |
| A J Plant Repairs Ltd | Wholesale & retail | 2002 |
| A K Groceries Ltd | Wholesale & retail | 2024 |
| A K O Bloxwich Ltd | Other services | 2022 |
| A Kennie Roofing Limited | Administrative & support | 2017 |
| A Kumar I.T. Services Limited | Information & communication | 2009 |
| A Living Idea Ltd | Professional & scientific | 2023 |
| A P Barber Training Ltd | Other services | 2024 |
| A Plus Construction & Garden Studios Ltd | Construction | 2017 |
| A Plus Education Recruitment Ltd | Administrative & support | 2026 |
| A Poselay Limited | Other services | 2021 |
| A Qayyum Dent Limited | Real estate | 2016 |
| A R Coach Hire Ltd | Transport & logistics | 2025 |
| A S Batth Transport Ltd | Transport & logistics | 2026 |
| A S K Securities Limited | Real estate | 2003 |
| A S R Property Services Limited | Real estate | 2004 |
| A Star Body Repairs Ltd | Wholesale & retail | 2024 |
| A Star GAS Solutions Ltd | Construction | 2025 |
| A T Financial Services Ltd | Financial services | 2020 |
| A T Leads & Looms Limited | Manufacturing | 2005 |
| A Taste of Home Limited | Hospitality | 2024 |
| A Team Housing Ltd | Real estate | 2018 |
| A to B Finance Ltd | Financial services | 2014 |
| A to Z Mobile Accessories and Electric Ltd | Wholesale & retail | 2022 |
| A Trucky Ltd | Transport & logistics | 2024 |
| A U N Retailer Ltd | Wholesale & retail | 2026 |
| A W Z Trading Ltd | Wholesale & retail | 2025 |
| A Write Card Limited | Wholesale & retail | 2006 |
| A Y Car Sales Ltd | Wholesale & retail | 2017 |
| A&A Global Ltd | Wholesale & retail | 2026 |
| A&A Holdings (Walsall) Limited | Construction | 2022 |
| A&A Nour's Ltd | Hospitality | 2023 |
| A&C Construction Solutions Ltd | Construction | 2016 |
| A&C Fresh Meat & Poultry Services Ltd | Wholesale & retail | 2018 |
| A&D Electrical Solutions Limited | Construction | 2026 |
| A&D Food Concepts Limited | Professional & scientific | 2020 |