| Bernagh Holdings Ltd | Lisburn | 2025 |
| Bernard Barrett Associates Limited | Canterbury | 1992 |
| Bernard Interiors Holding Limited | Newcastle Upon Tyne | 2025 |
| Bernard Maitland (2020) Limited | Southampton | 2020 |
| Bernard Maitland Ltd | Southampton | 2015 |
| Bernard Saxon General Insurance Services Limited | Newcastle Upon Tyne | 1984 |
| Bernard Stephen Williams Group Ltd | Stockport | 2021 |
| Bernard Thomas Holdings Limited | Newry | 2020 |
| Bernard Topco Limited | London | 2019 |
| Bernardus Holdings Limited | Hounslow | 2026 |
| Bernasco Underwriting Limited | London | 1998 |
| Bernatek Limited | London | 2022 |
| Bernel Ltd | Carlisle | 2015 |
| Berner Holdings Ltd | Sutton Coldfield | 2023 |
| Berners Bidco Limited | New Milton | 2022 |
| Berners Finance Limited | | 1990 |
| Bernhard & Co. Holdings Limited | Rugby | 2023 |
| Bernice Park Holdings Ltd | Buckhurst Hill | 2025 |
| Bernicia Capital Limited | Basildon | 2026 |
| Bernie 129 Ltd | Belfast | 2025 |
| Bernie Fountain Ltd | Bournemouth | 2018 |
| Bernish View Traders Limited | Newry | 2010 |
| Beroun Holdings Ltd | Bexhill-On-Sea | 2021 |
| Berridge Holdings Limited | Lichfield | 2021 |
| Berrido Mortgage Services Ltd | Leigh | 2006 |
| Berrie Investments Ltd | Newark | 2024 |
| Berrima Lendco Limited | London | 2024 |
| Berriman Holdings Limited | Cardiff | 2023 |
| Berrington Capital Management Limited | Leominster | 2023 |
| Berrisford Holdings Ltd | Nantwich | 2023 |
| Berrusdon Investments Limited | Stourbridge | 2020 |
| Berry & Berry Investments Limited | Leeds | 2024 |
| Berry & Berry Property Holdings Limited | Blackpool | 2018 |
| Berry & Oak Limited | Boston Spa | 2016 |
| Berry Bidco Limited | St Albans | 2019 |
| Berry Cranes Holdings Ltd | Towcester | 2024 |
| Berry Financial Advice Ltd | Southend-On-Sea | 2024 |
| Berry Financial Management Ltd | Huddersfield | 2011 |
| Berry Financial Planning Limited | Blackpool | 2009 |
| Berry Global International Holdings Limited | Corby | 2019 |
| Berry Global UK Holding Limited | Corby | 2019 |
| Berry Group Holdco Limited | Hounslow | 2020 |
| Berry Group Holdings Limited | Much Hadham | 2021 |
| Berry Hill Foods Holdings Limited | Mansfield | 2026 |
| Berry Hill Holdings Ltd | Nottingham | 2024 |
| Berry Hills Ltd | London | 2021 |
| Berry Holdco Limited | Hambrook | 2026 |
| Berry Investment Holdings Limited | Harrogate | 2017 |
| Berry Investments Holdings Limited | Plymouth | 2023 |
| Berry Palmer & Lyle Limited | London | 1982 |
| Berry Street Liverpool Ltd | Liverpool | 2025 |
| Berry TT Holdings Limited | Worthing | 2025 |
| Berry UK Holdings Limited | Corby | 2019 |
| Berry Ventures Limited | Harrow | 2023 |
| Berryburn Farming Company Limited | Berwick-Upon-Tweed | 1964 |
| Berryfields Limited | Studley | 2024 |
| Berryman Tipping Limited | Stoke Doyle | 2019 |
| Berryplants Holdings Ltd | Romney Marsh | 2020 |
| Berrys Coaches Holdings Limited | Taunton | 2016 |
| Berrys Property Holdings Limited | Taunton | 2016 |
| Berrystock Feeds Limited | Daventry | 2012 |
| Berrywell Nutrition Limited | Bristol | 2022 |
| Berrywood Holdings Limited | Nursling Street | 2025 |
| Berryworld Group Holdings Limited | Broxbourne | 2022 |
| Berryworld Group Limited | Broxbourne | 2022 |
| Berryworld US Holdings Limited | Colchester | 2022 |
| Berserker Entertainment Limited | Bangor | 2020 |
| Bersham Group Ltd | Bersham | 2023 |
| Bersham Holdings Ltd | Bersham | 2023 |
| Bershet Investments Limited | Bury | 2024 |
| Bershini Holdings Ltd | Barnet | 2025 |
| Bersub Limited | London | 2023 |
| Bertam Consolidated Rubber Company Limited | Kent | 1906 |
| Bertedi Acquisitions Limited | Nettleham | 2025 |
| Bertie Holdings Ltd | Motherwell | 2022 |
| Bertish and Company Limited | Taunton | 2009 |
| Bertnet Investments Limited | Belfast | 2021 |
| Bertnet Residential Limited | Belfast | 2021 |
| Bertram 2025 Limited | London | 2025 |
| Bertram Group Limited | London | 2016 |
| Bertram Hough Trust (NO1) Limited | Shrewsbury | 2014 |
| Bertram Hough Trust (NO2) Limited | Shrewsbury | 2014 |
| Bertrand Financial Services Limited | Liverpool | 2018 |
| Berwick Associates Limited | London | 2019 |
| Berwick Devoil Healthcare Limited | Tunbridge Wells | 1994 |
| Berwick Group Holdings PLC | London | 2024 |
| Berwick Properties Limited | London | 2020 |
| Berwick Street Residential NO.1 Limited | London | 2020 |
| Berwick Street Residential NO.2 Limited | London | 2020 |
| Berwick Trading Limited | London | 2009 |
| Berwins Law Holdings Limited | West Malling | 2016 |
| Berwyn Group Limited | Sheffield | 2024 |
| Berwyn Lakelands Ltd | Llanfyllin | 2024 |
| Berwyn Limited | London | 2000 |
| Beryllium I GP Limited | Manchester | 2020 |
| Beryllium II GP Limited | Manchester | 2020 |
| Beryllus Capital (UK) Limited | London | 2021 |
| Beryllus Capital RE (UK) Limited | London | 2021 |
| Berzanskis Group Limited | Derby | 2025 |
| BES Land Holdings Ltd | Derby | 2022 |