| 1 Touch Barber Ltd | Other services | 2026 |
| 1212 Events Ltd | Arts & recreation | 2024 |
| 123 Accountants Ltd | Information & communication | 2013 |
| 14589 Limited | Information & communication | 2025 |
| 16220536 Ltd | Construction | 2025 |
| 1878 Properties Ltd | Real estate | 2017 |
| 1878 Pubco Ltd | Real estate | 2011 |
| 1GHR Ltd | Real estate | 2018 |
| 1STPACKING Ltd | Transport & logistics | 2018 |
| 22G Transport U.K. Ltd | Transport & logistics | 2025 |
| 232 TCS Ltd | Real estate | 2020 |
| 247SNIP Ltd | Information & communication | 2025 |
| 2E Capital Management Limited | Financial services | 2020 |
| 2M Health & Home Care Services Ltd | Health & social care | 2011 |
| 360 Club Nights Ltd | Hospitality | 2024 |
| 3A&S Limited | Hospitality | 2018 |
| 3DS Family Limited | Transport & logistics | 2025 |
| 3I Developments Ltd | Real estate | 2024 |
| 3M Accountants B'Ham Ltd | Other services | 2023 |
| 3M Accountants Ltd | Professional & scientific | 2020 |
| 3M Developments Limited | Real estate | 2025 |
| 3M Services U.K. Limited | Professional & scientific | 2025 |
| 4 Drive Parts Ltd | Wholesale & retail | 2025 |
| 4 Ways Deliveries Limited | Transport & logistics | 2022 |
| 4 Ways U.K. Ltd | Construction | 2023 |
| 47 Property Ltd | Real estate | 2024 |
| 4P Kurdistan Ltd | Other services | 2026 |
| 4TH Battalion Security Ltd | Administrative & support | 2011 |
| 4UK Fried Chickens Ltd | Hospitality | 2026 |
| 4UMOTORS Ltd | Wholesale & retail | 2023 |
| 520 Cafe Ltd | Hospitality | 2022 |
| 55 Event Catering Solutions Ltd | Hospitality | 2024 |
| 550 Global Ltd | Wholesale & retail | 2019 |
| 550 Interiors Ltd | Wholesale & retail | 2019 |
| 5MILES Childcare Ltd | Health & social care | 2022 |
| 78 Persehouse Street RTM Company Limited | Households | 2023 |
| 8IGENTS Ltd | Information & communication | 2024 |
| A & H Brothers Ltd | Construction | 2017 |
| A & J Ubhi Properties Ltd | Real estate | 2025 |
| A & L Perforators Ltd | Financial services | 2008 |
| A & L Pressings Limited | Extraterritorial | 2012 |
| A & M EDM Limited | Manufacturing | 2002 |
| A & M Pure Precision Limited | Financial services | 2019 |
| A & O Enterprises Limited | | 1965 |
| A & S Restaurants Ltd | Hospitality | 2001 |
| A a Delights Limited | Wholesale & retail | 2021 |
| A Abdikarim Transport Ltd | Transport & logistics | 2014 |
| A B Auto Cars Ltd | Wholesale & retail | 2023 |
| A Bainbridge Ltd | Public administration | 2022 |
| A C Bonaire Limited | Construction | 2014 |
| A Campbell Ltd | Wholesale & retail | 2018 |
| A Catering Ltd | Hospitality | 2026 |
| A Entertainment Services Limited | Arts & recreation | 2026 |
| A G H Limited | Administrative & support | 2002 |
| A Harman Transports Ltd | Transport & logistics | 2023 |
| A J Management Consulting Ltd | Real estate | 2023 |
| A J Transport and Logistics Ltd | Transport & logistics | 2016 |
| A LA Mexicana Authentic Mexican Street Food Ltd | Hospitality | 2020 |
| A Level Living Limited | Real estate | 2024 |
| A P Mechanical Services Limited | Manufacturing | 2014 |
| A P Newsagents Limited | Wholesale & retail | 2016 |
| A R Auto Salvage Ltd | Wholesale & retail | 2011 |
| A R Carpet & Flooring Limited | Construction | 2023 |
| A S J Facilities Building Management Limited | Construction | 2010 |
| A to Z Electronic Enterprises Limited | Information & communication | 2025 |
| A Worldmark Solutions Ltd | Construction | 2026 |
| A&A Couriers London Ltd | Transport & logistics | 2024 |
| A&A Motors 1 Ltd | Wholesale & retail | 2026 |
| A&B Wholesale and Distribution Ltd | Wholesale & retail | 2019 |
| A&B Windows Ltd | Construction | 2023 |
| A&E Expert Ltd | Transport & logistics | 2021 |
| A&K Windows & Door Ltd | Construction | 2022 |
| A&S Antalya 26 UK Limited | Hospitality | 2026 |
| A&S Superstore Limited | Wholesale & retail | 2023 |
| A&Y Communications Ltd | Wholesale & retail | 2025 |
| A&Y Education Ltd | Information & communication | 2019 |
| A-Z Car Body Repairers Limited | Wholesale & retail | 2013 |
| A. Dervish & Co Limited | Professional & scientific | 2003 |
| A. Fast Ltd | Transport & logistics | 2025 |
| A.J Cuts Ltd | Other services | 2024 |
| A.K Brickwork Limited | Construction | 2024 |
| A.M. Diesel Fuel Injection Service Ltd | Wholesale & retail | 2013 |
| A.R.A Prestige Services Ltd | Transport & logistics | 2026 |
| A.Russell Brickwork Ltd | Construction | 2019 |
| A.V. Drive Ltd | Transport & logistics | 2018 |
| A.Y Automation Limited | Information & communication | 2026 |
| A1 Best Window and Doors Limited | Construction | 2024 |
| A1 Body Repairs & Wheels Limited | Wholesale & retail | 2026 |
| A1 Builders Midlands U.K. Ltd | Construction | 2025 |
| A1 Car Sales (WM) Ltd | Wholesale & retail | 2023 |
| A1 Kash Caring Limited | Health & social care | 2023 |
| A1 Kebab & Catering Ltd | Hospitality | 2024 |
| A1 Labour Supplies Ltd | Administrative & support | 2025 |
| A1 Sandwell Skips Ltd | Water & waste | 2020 |
| A1 Stonebake Pizza Ltd | Hospitality | 2026 |
| A1 UK Construction Limited | Construction | 2020 |
| A2 Recruitment (UK) Limited | Administrative & support | 2008 |
| A24TAH Properties Ltd | Real estate | 2025 |
| AA Estates Limited | Real estate | 2019 |
| AA GAS & Heating Solutions Ltd | Construction | 2018 |