| 79 Group Ltd | Real estate | 2023 |
| 7PRINT Ltd | Manufacturing | 2012 |
| 7TH Heaven Beauty Salon Ltd | Other services | 2020 |
| 7X Trading Ltd | Wholesale & retail | 2023 |
| 8 Property Management Limited | Real estate | 2026 |
| 81 Horton Road Limited | Real estate | 2025 |
| 828 Delivery Services Ltd | Other services | 2017 |
| 84PIXELZ Ltd | Wholesale & retail | 2022 |
| 85 Belgrave Road RTM Company Ltd | Households | 2009 |
| 88 Enterprises Limited | Wholesale & retail | 2019 |
| 88M'S ENT. Ltd | Information & communication | 2024 |
| 8CW Ltd | Real estate | 2026 |
| 8WAL Ltd | Real estate | 2016 |
| 9-12 Bay Tree Court Management Limited | Households | 2008 |
| 97 Stoke Poges Lane Ltd | Extraterritorial | 2014 |
| 999 Gold Limited | Manufacturing | 2025 |
| A & a Invest Limited | Financial services | 2021 |
| A & D Cuts Ltd | Other services | 2019 |
| A & G Midlands Builders Ltd | Manufacturing | 2025 |
| A & G Site Solutions Limited | Administrative & support | 2019 |
| A & I Painting & Decorating Ltd | Construction | 2024 |
| A & I Property Investments (Slough) Limited | Real estate | 2023 |
| A & J Investment Properties Ltd | Real estate | 2017 |
| A & J Transport (Slough) Ltd | Transport & logistics | 2015 |
| A & K Elite Contractors UK Ltd | Construction | 2025 |
| A & S Finest Home Collection Ltd | Wholesale & retail | 2022 |
| A & S Portfolio Ltd | Real estate | 2020 |
| A & S Tutors Ltd | Education | 2025 |
| A & U Logistics Ltd | Transport & logistics | 2025 |
| A 2 Z MOT Centre Ltd | Wholesale & retail | 2017 |
| A and F Sourcing(Fashions) Limited | Wholesale & retail | 2024 |
| A Beauty Clinic Limited | Other services | 2026 |
| A BIT Expensive PVT Limited | Hospitality | 2020 |
| A Class Executives Ltd | Transport & logistics | 2013 |
| A Class Windows & Doors Ltd | Construction | 2023 |
| A Curious Mind Ltd | Information & communication | 2025 |
| A CUT Above Barbers Limited | Other services | 2016 |
| A CUT ABOVE1 Ltd | Other services | 2015 |
| A Dhillon Management Ltd | Households | 2026 |
| A FLY Shipping Ltd | Wholesale & retail | 2020 |
| A G Scenery Ltd | Information & communication | 2011 |
| A Gadhia Limited | Real estate | 2023 |
| A Gill Creative Co Ltd | Information & communication | 2019 |
| A Gill Haulage Ltd | Transport & logistics | 2025 |
| A Green Construction Ltd | Construction | 2019 |
| A H Reovations Ltd | Construction | 2025 |
| A I Transport Ltd | Transport & logistics | 2025 |
| A Iqbal Constructions Ltd | Construction | 2018 |
| A J Styles Limited | Other services | 2017 |
| A Josan Builders Ltd | Construction | 2026 |
| A K Watson Limited | Arts & recreation | 2014 |
| A L I Stone Limited | Construction | 2021 |
| A Little Something for YOU Ltd | Wholesale & retail | 2019 |
| A Luxury Limited | Wholesale & retail | 2024 |
| A M a Catering Limited | Hospitality | 2019 |
| A Maini Limited | Real estate | 2020 |
| A Motorcompany Ltd | Wholesale & retail | 2019 |
| A Nubian Beauty Limited | Other services | 2010 |
| A One Garden Contractors Limited | Administrative & support | 2007 |
| A P Construction Works Ltd | Construction | 2016 |
| A P Helps Marketing Ltd | Professional & scientific | 2026 |
| A Quiet Place Productions Ltd | Wholesale & retail | 2025 |
| A R & L Ltd | Wholesale & retail | 2019 |
| A R Accessories Limited | Wholesale & retail | 2020 |
| A R Car and Services Limited | Transport & logistics | 2016 |
| A R Enterprises (Slough) Limited | Wholesale & retail | 2024 |
| A S GAS & Plumbing Limited | Construction | 2016 |
| A S Kang Properties Ltd | Real estate | 2022 |
| A S Lall Legal Consultants Ltd | Professional & scientific | 2014 |
| A S RAI Builders Limited | Construction | 2014 |
| A S RAI Homes Limited | Construction | 2017 |
| A Shahid Ltd | Wholesale & retail | 2020 |
| A Soul Full of Community Ltd | Health & social care | 2024 |
| A Square Solutions Limited | Information & communication | 2016 |
| A Squared Solutions Limited | Administrative & support | 2024 |
| A Thind Ltd | Construction | 2025 |
| A to Z Fresh Sutton Ltd | Wholesale & retail | 2020 |
| A to Z GAS Heating Plumbing & Building Services Ltd | Construction | 2020 |
| A to Z Homes Ltd | Construction | 2017 |
| A to Z Kitchens & Bedrooms Ltd | Construction | 2024 |
| A to Z Scenery Limited | Manufacturing | 1998 |
| A Veer Transport Limited | Transport & logistics | 2021 |
| A$ Ltd | Professional & scientific | 2016 |
| A&A Medipharm Limited | Wholesale & retail | 2025 |
| A&A Promotions Ltd | Information & communication | 2025 |
| A&A Residence Ltd | Real estate | 2022 |
| A&D Mgmt Services Ltd | Real estate | 2018 |
| A&D Transport Line Ltd | Transport & logistics | 2023 |
| A&F Drylining Ltd | Construction | 2020 |
| A&G Autos Ltd | Wholesale & retail | 2024 |
| A&G Cleaning and Services Ltd | Administrative & support | 2021 |
| A&G Design and Build Ltd | Other services | 2023 |
| A&G Real Estate Group Ltd | Real estate | 2023 |
| A&H Limited | Construction | 2023 |
| A&H Project Associates Ltd | Construction | 2024 |
| A&H Signature Ltd | Wholesale & retail | 2026 |
| A&Jb Properties Ltd | Real estate | 2019 |
| A&M Gate Automation Ltd | Construction | 2012 |
| A&M Global Ltd | Wholesale & retail | 2020 |
| A&M Homelinks Ltd | Real estate | 2021 |