| Abatis (UK) Limited | Information & communication | 2005 |
| Abatoria Limited | Real estate | 2019 |
| Abattex Ltd | Professional & scientific | 2014 |
| Abatti Services Ltd | Other services | 2020 |
| Abattoir Blues 2 Limited | Arts & recreation | 2023 |
| Abattoir Blues Ltd | Arts & recreation | 2023 |
| Abatumm Ltd | Wholesale & retail | 2024 |
| Abav Services Ltd | Information & communication | 2012 |
| Abavro Ltd | Professional & scientific | 2025 |
| Abavus Consulting Limited | Information & communication | 2018 |
| Abax Capital Alliance Ltd | Wholesale & retail | 2021 |
| Abay Property Ltd | Real estate | 2023 |
| Abay Solutions Limited | Professional & scientific | 2013 |
| Abaya by Fassi Ltd | Wholesale & retail | 2023 |
| Abaya M & S Ltd. | Manufacturing | 2025 |
| Abaya Sphere Limited | Wholesale & retail | 2025 |
| Abaya World Collection Limited | Wholesale & retail | 2023 |
| Abayacentral Ltd | Wholesale & retail | 2023 |
| Abayah Warehouse Ltd | Wholesale & retail | 2021 |
| Abayasbynyssa Ltd | Wholesale & retail | 2024 |
| Abayasnscarves Ltd | Wholesale & retail | 2025 |
| Abayat Ltd | Wholesale & retail | 2022 |
| Abayenko Ltd | Administrative & support | 2022 |
| Abaylade Global Ventures Limited | Administrative & support | 2023 |
| Abayo Travel and Tour Ltd | Administrative & support | 2025 |
| Abayomi Autos Limited | Wholesale & retail | 2012 |
| Abayomi Holdings Ltd | Health & social care | 2025 |
| Abayomi Houses Limited | Real estate | 2023 |
| Abaz Mart Ltd | Wholesale & retail | 2026 |
| Abazaba Ltd | Construction | 2014 |
| Abaze Limited | Wholesale & retail | 2020 |
| Abazero Limited | Wholesale & retail | 2017 |
| Abazi Plumbing Ltd | Construction | 2020 |
| Abazira Properties Ltd | Households | 2024 |
| Aba’S Kitchen Ghanaian Cuisine Ltd | Wholesale & retail | 2025 |
| ABB Alice Group Limited | Information & communication | 2011 |
| ABB Alice Limited | Information & communication | 2011 |
| ABB Enterpriseuk Ltd | Construction | 2025 |
| ABB Flakt Limited | Wholesale & retail | 1965 |
| ABB International Trade Ltd | Financial services | 2025 |
| ABB Renovations Limited | Construction | 2025 |
| ABB Rooms Trading Ltd | Construction | 2019 |
| ABB Works Ltd | Construction | 2026 |
| Abba & Sons Ltd | Real estate | 2025 |
| Abba + Yankson Limited | Information & communication | 2026 |
| Abba 58 Ltd | Real estate | 2024 |
| Abba Alpha-Shop Ltd | Wholesale & retail | 2025 |
| Abba Cars Private Limited | Transport & logistics | 2024 |
| Abba Consult Ltd | Professional & scientific | 2020 |
| Abba Enterprise Ltd | Wholesale & retail | 2022 |
| Abba Financials Limited | Professional & scientific | 2025 |
| Abba Global Homes Ltd | Real estate | 2026 |
| Abba Group NW Ltd | Construction | 2026 |
| Abba Holdco Limited | Financial services | 2023 |
| Abba Nutrition Ltd | Other services | 2017 |
| Abba's (God)Favorite Ltd | Wholesale & retail | 2026 |
| Abbabeel Estates Limited | Real estate | 2014 |
| Abbaflo Ltd | Public administration | 2025 |
| Abbahomecare Limited | Health & social care | 2025 |
| Abban Group Ltd | Construction | 2026 |
| Abbapix Ltd | Information & communication | 2021 |
| Abbartello Holdings Limited | Financial services | 2025 |
| Abbas & Sons Enterprises Ltd | Other services | 2024 |
| Abbas &Sons Ltd | Real estate | 2024 |
| Abbas (UK) Ltd | Construction | 2014 |
| Abbas Amirentezam Centre for Social Justice Limited | Education | 2022 |
| Abbas Autos Repair Ltd | Wholesale & retail | 2022 |
| Abbas Barbershop Ltd | Other services | 2020 |
| Abbas Curry & Takeway Ltd | Hospitality | 2026 |
| Abbas Cuts Ltd | Other services | 2023 |
| Abbas Fida Husain UK Limited | Manufacturing | 2020 |
| Abbas Hair and Beauty Salon Ltd | Other services | 2025 |
| Abbas Hussain Ltd | Wholesale & retail | 2026 |
| Abbas Marketing Ltd | Professional & scientific | 2020 |
| Abbas Medical Consultants Ltd | Health & social care | 2023 |
| Abbas Ocular Ltd | Health & social care | 2020 |
| Abbas Orthopaedics Limited | Health & social care | 2025 |
| Abbas Pharma Ltd | Health & social care | 2018 |
| Abbas Pirbhai Holdings Limited | Wholesale & retail | 2018 |
| Abbas Rivalle Gallery Ltd | Extraterritorial | 2012 |
| Abbas Taqvi Ltd | Wholesale & retail | 2025 |
| Abbas Technology Limited | Information & communication | 2000 |
| Abbas Trading UK Ltd | Wholesale & retail | 2025 |
| Abbasi Developers Ltd | Construction | 2017 |
| Abbasi Enterprises Ltd | Other services | 2018 |
| Abbasi Tech Ltd | Information & communication | 2025 |
| Abbastanza Collective Limited | Wholesale & retail | 2021 |
| Abbaston UK Limited | Professional & scientific | 2009 |
| Abbate Food Ltd | Hospitality | 2026 |
| Abbaz Ltd | Information & communication | 2023 |
| Abbazabba Limited | Administrative & support | 2015 |
| Abbazia Ltd | Other services | 2025 |
| Abbc Limited | Information & communication | 2012 |
| Abbd Ltd | Professional & scientific | 2010 |
| Abbe Globe Limited | Health & social care | 2009 |
| Abbe Ltd | Hospitality | 2019 |
| Abbed Ltd | Professional & scientific | 2019 |
| Abbercourt Limited | Real estate | 1986 |
| Abberley (Hart) LLP | | 2011 |
| Abberley Developments Limited | Construction | 2014 |