| Aspire Education and Consultancy Services Ltd. | Professional & scientific | 2016 |
| Assistive Group Limited | Wholesale & retail | 2016 |
| Assure Maritime Ltd | Professional & scientific | 2025 |
| Astbury Business Consultants Limited | Professional & scientific | 2025 |
| Atech Building and Property Services Ltd | Construction | 2004 |
| Athletic Diabetics Limited | Education | 2018 |
| Atrium Developments (Beverley) Ltd | Construction | 2002 |
| Auntie Cazzie's Kitchen Ltd | Manufacturing | 2026 |
| Aura Aesthetics Ltd | Other services | 2023 |
| Aura Beverley Limited | Wholesale & retail | 2018 |
| Auradon Prep Limited | Other services | 2022 |
| AUREN1 Limited | Wholesale & retail | 2026 |
| Aurora LAN Events Limited | Information & communication | 2024 |
| Aurora New Homes Ltd | Construction | 2021 |
| Auto Approved Ltd | Wholesale & retail | 2017 |
| Auto Parts Direct (Hull) Ltd | Administrative & support | 2017 |
| Auto Services Diagnostics ALL Cars UK Ltd | Wholesale & retail | 2025 |
| Autologic Hessle Limited | Wholesale & retail | 2003 |
| AVB Holdings Ltd | Real estate | 2010 |
| Avenues Manufacturers Ltd | Manufacturing | 2023 |
| AVS Pro Ltd | Construction | 2022 |
| AW Wind Ltd | Construction | 2025 |
| AWA Strategic Holdings Ltd | Financial services | 2020 |
| Awards FC Ltd | Wholesale & retail | 2020 |
| Axis (Beverley) Management Company Limited | Real estate | 2006 |
| Azad Valeting Centre Ltd | Administrative & support | 2024 |
| Aztec AG Limited | Professional & scientific | 2014 |
| B & a Handling Limited | Administrative & support | 2013 |
| B and S Groundworks Limited | Construction | 2003 |
| B Ozanne Limited | Education | 2021 |
| B R Asbestos Limited | Construction | 2024 |
| B&L Haulage Ltd | Transport & logistics | 2023 |
| B&S Innovations Ltd | Professional & scientific | 2024 |
| Bacon EHS Ltd | Professional & scientific | 2014 |
| Badrock Associates Ltd | Hospitality | 2015 |
| Bainesse Ltd | Construction | 2007 |
| Bake ME a Cake Limited | Manufacturing | 2015 |
| Balkan Egyptian Ephemera Limited | Wholesale & retail | 2014 |
| Ballet Belle Ltd | Wholesale & retail | 2021 |
| Baluga Media Limited | Professional & scientific | 2022 |
| Bamboo 63 Limited | Hospitality | 2026 |
| Barbamboozle Ltd | Hospitality | 2024 |
| Barcourt Estate Limited | Hospitality | 2008 |
| Barley Builders Ltd | Construction | 2011 |
| Barmston Court (Beverley) Limited | Construction | 2008 |
| Barmston Properties Limited | Real estate | 2003 |
| Barney Place Ltd | Hospitality | 2025 |
| Barnstormers Comedy Limited | Arts & recreation | 2003 |
| Barrass TV Crews Limited | Information & communication | 2006 |
| Barratt & COX Limited | Real estate | 2021 |
| Barratt & COX Properties Limited | Real estate | 2023 |
| Barratt Engineering Services Ltd | Professional & scientific | 2020 |
| Barrowtech Ltd | Information & communication | 2018 |
| Barvae Group Limited | Financial services | 2018 |
| Barvae Holdings Limited | Financial services | 2011 |
| Barwithin Properties Limited | Real estate | 1995 |
| Basileia Ministries Limited | Wholesale & retail | 2004 |
| Bathroom Blitz Ltd | Construction | 2017 |
| Batistua Limited | Real estate | 1978 |
| Baxter Media Ltd | Extraterritorial | 2019 |
| Bay Consulting & Management Ltd | Financial services | 2025 |
| Baycrest Care Group Ltd | Real estate | 2024 |
| BEA Fastening Systems Limited | Wholesale & retail | 1972 |
| Beach & Giblin Contractors Limited | Construction | 2000 |
| Beach & Sons Limited | Construction | 2010 |
| Beau Clinic. Aesthetics, Laser, Skin. Limited | Health & social care | 2023 |
| Beautinary Ltd | Wholesale & retail | 2024 |
| Beauty Tent Ltd | Other services | 2025 |
| Beaver Cricket Ltd | Wholesale & retail | 2021 |
| Beaver Garage Limited | Wholesale & retail | 2023 |
| Beaver Trading Limited | Wholesale & retail | 2023 |
| Beavis Consultancy Ltd | Professional & scientific | 2024 |
| Beckfield Engineering Limited | Professional & scientific | 2023 |
| Beckside Wharf Management Ltd | Households | 2012 |
| Bedwardine Funeral Services Limited | Health & social care | 1991 |
| Beech Grove Developments(Hull) Limited | Real estate | 2016 |
| Beech Logistics Ltd | Transport & logistics | 2025 |
| Beechwood Grove Management Company Limited | Households | 2018 |
| Beeford East Management Limited | Households | 2021 |
| Beer Rocks Brewery Ltd | Wholesale & retail | 2012 |
| Behindthemic Limited | Information & communication | 2025 |
| Beleza Rodizio Solihull Ltd | Hospitality | 2025 |
| Belgrave Mansions Limited | Real estate | 1990 |
| Bell Rhodes Ltd | Hospitality | 2023 |
| Bell Truck Services (Holdings) Ltd | Financial services | 2023 |
| Bell Truck Services Ltd | Wholesale & retail | 2021 |
| Bella Jane Boats Limited | Transport & logistics | 2004 |
| Belle & Perle Ltd | Wholesale & retail | 2024 |
| BEN Huzzard Building Contractors Ltd | Construction | 2017 |
| Benson and Garratt Ltd | Wholesale & retail | 2016 |
| Benter Services Limited | Professional & scientific | 2023 |
| Bespoke Meat Solutions Limited | Professional & scientific | 2022 |
| Best Pizza Beverley Limited | Hospitality | 2026 |
| Best Pubs Bedfordshire Limited | Hospitality | 2026 |
| Best Pubs Buckinghamshire Limited | Hospitality | 2026 |
| Best Pubs Hertfordshire Limited | Hospitality | 2026 |
| Beth Kelsall Counselling Ltd | Health & social care | 2022 |
| Better Business Expert Limited | Professional & scientific | 2009 |
| Betty & Derek Limited | Professional & scientific | 2019 |
| BEV Property Ltd | Hospitality | 2023 |