| Akara Life Ltd | Wholesale & retail | 2019 |
| Akas Trading Limited | Hospitality | 2026 |
| Akat Ltd | Real estate | 2017 |
| Akavae Limited | Wholesale & retail | 2025 |
| Akbar Management Ltd | Real estate | 2016 |
| AKC Kitchen Designs and Installations Ltd | Construction | 2023 |
| Akelon Company LP | | 2012 |
| Akerman Care Limited | Health & social care | 2024 |
| Akermoor Ltd | Information & communication | 2025 |
| AKH Consultancy Services Ltd | Professional & scientific | 2018 |
| Akhtar Health Limited | Wholesale & retail | 2026 |
| Akhu Ltd | Extraterritorial | 2022 |
| Aki's Garage Ltd | Wholesale & retail | 2015 |
| Akiko Build Ltd | Construction | 2024 |
| Akiko Design and Build Ltd | Construction | 2025 |
| Akiko Holdings Limited | Real estate | 2023 |
| Akin Ajayi Photography Ltd | Information & communication | 2023 |
| Akkred Limited | Professional & scientific | 2016 |
| AKL Corporation's Ltd | Health & social care | 2015 |
| AKL Property Holdings Ltd | Real estate | 2025 |
| AKM Bristol Limited | Professional & scientific | 2022 |
| AKM Procleaning Ltd | Administrative & support | 2025 |
| Akmal H Ltd | Wholesale & retail | 2025 |
| Akmarket Ltd | Wholesale & retail | 2025 |
| Akmt Limited | Real estate | 2018 |
| AKN Swift Ltd | Wholesale & retail | 2025 |
| Akndover Ltd | Wholesale & retail | 2026 |
| Aknv Investment Ltd | Financial services | 2021 |
| AKO Sports Management Ltd | Education | 2021 |
| Akomah Ltd | Administrative & support | 2026 |
| Akonizo Consulting Ltd | Professional & scientific | 2016 |
| Akos Aesthetics Ltd | Health & social care | 2025 |
| AKP Group Holdings Ltd | Construction | 2026 |
| Akpc Computing Ltd | Other services | 2020 |
| Akris Consulting Limited | Information & communication | 2025 |
| Akshay Tile Limited | Construction | 2025 |
| Akshayaa Retail Ltd | Wholesale & retail | 2017 |
| Aksvinrad Ltd | Health & social care | 2023 |
| Akswara Limited | Information & communication | 2007 |
| AKV Property Management Limited | Real estate | 2016 |
| AKW Builders Ltd | Construction | 2024 |
| AL Accounting Bristol Ltd | Information & communication | 2020 |
| AL Accounting Ltd | Professional & scientific | 2022 |
| AL Azaz Ltd | Wholesale & retail | 2025 |
| AL Dente Italian Ltd | Hospitality | 2025 |
| AL Fresco Entertainment Ltd | Arts & recreation | 2025 |
| AL HAQ Property's Ltd | Real estate | 2025 |
| AL Hussain Sons Ltd | Wholesale & retail | 2020 |
| AL Iman Community Educational Services Ltd | Education | 2014 |
| AL Madina Foods Ltd | Wholesale & retail | 2025 |
| AL Madinah Bristol Ltd | Wholesale & retail | 2026 |
| AL Makkah Halal Ltd | Wholesale & retail | 2018 |
| AL Miraj Agency Limited | Administrative & support | 2024 |
| AL Miran Holdings Limited | Real estate | 2025 |
| AL Optics Ltd | Health & social care | 2026 |
| AL Precision Finance Ltd | Professional & scientific | 2025 |
| AL Qawee Ltd | Hospitality | 2025 |
| AL Rafa Limited | Hospitality | 2021 |
| AL Rayan (Bristol) Limited | Hospitality | 2023 |
| AL Shajarah Management Ltd | Real estate | 2025 |
| Al-Baqi Funeral Services Ltd | Other services | 2024 |
| Al-Falaah Ltd | Hospitality | 2018 |
| Al-Fattah Ltd | Real estate | 2020 |
| Al-Khor Estates Limited | Real estate | 2016 |
| Al-Madina Dadial Ltd | Wholesale & retail | 2011 |
| Al-Raafay Limited | Hospitality | 2019 |
| Al-Sadd Estates Ltd | Real estate | 2016 |
| Alabas Ltd | Construction | 2015 |
| Alabs Property Management Limited | Real estate | 2026 |
| Aladdin Slots Ltd | Information & communication | 2026 |
| Aladdins Cat Ltd | Hospitality | 2023 |
| Aladico Ltd | Extraterritorial | 2022 |
| Alago Limited | Manufacturing | 2010 |
| Alahdin Global Enterprise Ltd | Wholesale & retail | 2025 |
| Alameda | | 1993 |
| Alan 1991 Ltd | Other services | 2018 |
| Alan Bailey Window Cleaning Limited | Administrative & support | 2004 |
| Alan Beechgood Transport Ltd | Transport & logistics | 2026 |
| Alan Blake Limited | Construction | 2008 |
| Alan Cavill Ltd | Professional & scientific | 2009 |
| Alan Coward & SON Limited | Other services | 2010 |
| Alan Miles Property Management Limited | Construction | 2013 |
| Alan Seward Limited | Financial services | 2011 |
| Alan Seward Services Limited | Financial services | 2003 |
| Alan Wade Site Engineering Limited | Professional & scientific | 1997 |
| Alan Williams and Co (Bristol) Limited | Wholesale & retail | 1986 |
| Alan Williams Associates Ltd | Professional & scientific | 2012 |
| Alan's Bicycle Workshop Ltd | Manufacturing | 2022 |
| Alandarev Limited | Information & communication | 2016 |
| Alandra Limited | Wholesale & retail | 2012 |
| Alanh Consulting Limited | Professional & scientific | 2008 |
| Alano Consulting Limited | Construction | 1995 |
| Alaqsa Ltd | Hospitality | 2025 |
| Alarm a Car (Bristol) Limited | Wholesale & retail | 1993 |
| Alarm and Electrical System Support Ltd | Construction | 2017 |
| Alarm Solutions South West Limited | Administrative & support | 2023 |
| Alastair Sawday Publishing Co. Ltd | Professional & scientific | 1993 |
| ALB Immigration Advice Ltd | Professional & scientific | 2022 |
| Albany Environmental Services Limited | Agriculture & fishing | 1999 |
| Albatronic Arcades Ltd | Administrative & support | 2025 |