| AB Patel Leasehold Limited | Construction | 2025 |
| AB Performance UK Ltd | Wholesale & retail | 2023 |
| AB Phones and Repairs Ltd | Manufacturing | 2024 |
| AB Pickmix Limited | Wholesale & retail | 2025 |
| AB Plumbing & Heating Contractors Ltd | Other services | 2019 |
| AB Plumbing & Heating Installation Ltd | Construction | 2026 |
| AB Plus Films Ltd | Information & communication | 2023 |
| AB Polski Sklep Ltd | Administrative & support | 2017 |
| AB Precision Ltd | Manufacturing | 2025 |
| AB Prestige Group Developments Limited | Construction | 2025 |
| AB Prestige Group Limited | Construction | 2020 |
| AB Prime Capital Ltd | Wholesale & retail | 2026 |
| AB Prime Group Ltd | Wholesale & retail | 2022 |
| AB Pristine Services Ltd | Manufacturing | 2026 |
| AB Procurement Services Limited | Professional & scientific | 2015 |
| AB Product Design Limited | Professional & scientific | 2026 |
| AB Professional Consultancy Limited | Professional & scientific | 2019 |
| AB Properties (London) Ltd | Other services | 2016 |
| AB Property Deals Ltd | Administrative & support | 2026 |
| AB Property Estates Limited | Administrative & support | 2014 |
| AB Property Partners Ltd | Real estate | 2025 |
| AB Property Ventures Limited | Real estate | 2022 |
| AB Psychotherapy Ltd | Health & social care | 2024 |
| AB Quantitative Investments Limited | Financial services | 2020 |
| AB RA Designs Limited | Construction | 2001 |
| AB Ravenscroft (UK) Limited | Information & communication | 2025 |
| AB Ravenscroft Group Limited | Information & communication | 2023 |
| AB RE Holding Ltd | Professional & scientific | 2023 |
| AB Real Estates Ltd | Real estate | 2019 |
| AB Recruitment Ltd | Wholesale & retail | 2025 |
| AB Refrigeration Services Ltd | Construction | 2026 |
| AB Rehab Ltd | Health & social care | 2023 |
| AB Renewables Ltd | Construction | 2026 |
| AB Rentals Limited | Real estate | 2024 |
| AB Research Consulting Ltd | Professional & scientific | 2024 |
| AB Results Marketing Ltd | Information & communication | 2024 |
| AB Retail Management Limited | Wholesale & retail | 2019 |
| AB Risk Solutions Ltd | Financial services | 2009 |
| AB River Ltd | Real estate | 2021 |
| AB Rogers Limited | Professional & scientific | 2004 |
| AB Rooney Services Ltd | Construction | 2017 |
| AB Safe Moves Ltd | Transport & logistics | 2023 |
| AB Sales Norway Limited | Extraterritorial | 2019 |
| AB Scientific Ltd | Professional & scientific | 2014 |
| AB Shakoor Ltd | Wholesale & retail | 2026 |
| AB Shipping Services Limited | Transport & logistics | 2020 |
| AB Shipu Travel Ltd | Administrative & support | 2022 |
| AB Shoreditch Ltd | Wholesale & retail | 2022 |
| AB Signs & Prints Limited | Other services | 2018 |
| AB Smart Deals Limited | Wholesale & retail | 2025 |
| AB Social Management Ltd | Information & communication | 2023 |
| AB Soho Ltd | Wholesale & retail | 2022 |
| AB Solar Consulting Ltd | Construction | 2019 |
| AB Solutions Pro Limited | Real estate | 2026 |
| AB Sons Windows and Doors Ltd | Administrative & support | 2022 |
| AB Sophia Limited | Construction | 2014 |
| AB Sourcing and Trading UK Ltd | Wholesale & retail | 2024 |
| AB SP Limited | Wholesale & retail | 2024 |
| AB Sparks Cleaning & Maintenance Ltd | Administrative & support | 2024 |
| AB Specs Ltd | Administrative & support | 2019 |
| AB Strategic Finance Ltd | Professional & scientific | 2024 |
| AB Strategic Ltd | Real estate | 2021 |
| AB Streatham Ltd | Other services | 2019 |
| AB Structural Ltd | Professional & scientific | 2021 |
| AB Study Ltd | Education | 2014 |
| AB Style Ltd | Information & communication | 2015 |
| AB Sugar China Holdings Limited | Professional & scientific | 2015 |
| AB Sushi Limited | Hospitality | 2025 |
| AB SW1 Limited | Wholesale & retail | 2023 |
| AB SW6 Limited | Wholesale & retail | 2026 |
| AB Swingate Lane Ltd | Real estate | 2026 |
| AB System Engineering Ltd | Wholesale & retail | 2026 |
| AB Systems Group Ltd | Information & communication | 2026 |
| AB Tactical Ltd | Wholesale & retail | 2021 |
| AB Tajik Group Ltd | Manufacturing | 2025 |
| AB Tasty Ltd | Information & communication | 2015 |
| AB Tech Solutions Ltd | Information & communication | 2025 |
| AB Technical Solutions Limited | Information & communication | 2026 |
| AB Technology Consulting Ltd | Information & communication | 2025 |
| AB Techsys Ltd | Information & communication | 2015 |
| AB Teknik Ltd | Administrative & support | 2025 |
| AB Telerad Ltd | Health & social care | 2025 |
| AB Textile London Ltd | Wholesale & retail | 2019 |
| AB Theydon Cresent Ltd | Real estate | 2025 |
| AB Tile-Fix Ltd | Construction | 2011 |
| AB Tools Ltd | Wholesale & retail | 2025 |
| AB Tooth Care Ltd | Health & social care | 2025 |
| AB Torun Properties Limited | Real estate | 2026 |
| AB Traders London Limited Limited | Wholesale & retail | 2025 |
| AB Trading Corporation Ltd | Wholesale & retail | 2018 |
| AB Tranding Limited | Wholesale & retail | 2026 |
| AB Transformation Limited | Professional & scientific | 2018 |
| AB UK Consulting Services Ltd | Professional & scientific | 2024 |
| AB UK Fleetco Limited | Financial services | 2023 |
| AB UK Holdings Limited | Real estate | 2020 |
| AB UK Management, Limited | Hospitality | 2010 |
| AB UK Trading Limited | Professional & scientific | 2024 |
| AB Vascular Ltd | Health & social care | 2026 |
| AB Vending Ltd | Wholesale & retail | 2026 |
| AB VENTURES91 Limited | Professional & scientific | 2026 |