| Belgium Suoteng Fertilizer Ltd | Beckenham | 2023 |
| Belgium Wofeng International Chemical Industry Ltd | Beckenham | 2024 |
| Belgoprop Limited | East Grinstead | 2016 |
| Belgrade Plaza Estates Ltd | Salford | 2017 |
| Belgrade Plaza Ltd | Salford | 2017 |
| Belgrave 1960 Limited | Oldham | 2013 |
| Belgrave Bloodstock Limited | Newbury | 2008 |
| Belgrave Properties Management Ltd | Ilford | 2016 |
| Belgravia 1 Limited | Borehamwood | 2020 |
| Belgravia Court (Kingshurst) Management Company Limited | Kingshurst | 1986 |
| Belgravia Plumbing Ltd | Virginia Water | 2017 |
| Belgravia Real Estate Limited | London | 1995 |
| Belica Limited | London | 2015 |
| Believe Nominees Limited | Doncaster, South Yorkshire | 2024 |
| Believe Personal Training Limited | Cambridgeshire | 2022 |
| Believe You'Re Holdings Ltd | Norwich | 2022 |
| Belikang Company Limited | London | 1958 |
| Belinda Clark Limited | Southampton | 2015 |
| Belinda Janet Charles Ltd | Tamworth | 2024 |
| Belinda Janet Howes Ltd | Tamworth | 2024 |
| Belium Hydraulic Tools UK Ltd | Beckenham | 2017 |
| Belize Technology Co., Ltd | Beckenham | 2019 |
| Bell & Co Limited | Cheshire | 1898 |
| Bell & Maywood Ltd | Berkhamsted | 2014 |
| Bell and Webster Limited | Haddenham | 1948 |
| Bell Brook Properties Ltd | Bexhill | 2004 |
| Bell Bros. Settlement Limited | Newcastle Upon Tyne | 2022 |
| Bell Building Limited | London | 2014 |
| Bell Cannock Ltd | Birmingham | 2014 |
| Bell Green (Valuers and Assessors) Limited | Blackpool | 1999 |
| Bell Hagg Limited | Mansfield | 2019 |
| Bell International Transport Ltd | Antrim | 2022 |
| Bell Lighting Limited | Normanton | 2024 |
| Bell Silencer Services Limited | Winchester | 1977 |
| Bella Affetto Bridal Wear Welcome Ltd | Manchester | 2025 |
| Bella and Buddy Ltd | Banbury | 2016 |
| Bella Blue Marine Limited | London | 2025 |
| Bella Costa Limited | Loughborough | 2009 |
| Bella Fields Limited | Bath | 2008 |
| Bella Global Trading Limited | Beckenham | 2020 |
| Bella GP Limited | London | 2016 |
| Bella HQ Limited | Ilford | 2012 |
| Bella Solar Co., Limited | London | 2015 |
| Bella Tamores Ltd | Manchester | 2025 |
| Bella Vista (Goring) Limited | Stamore | 2022 |
| Bella Yachting Ltd | London | 2026 |
| Bella's Pizza Express Limited | Peterborough | 2016 |
| Bellaco Limited | Manchester | 2001 |
| Bellair Hyperbarics Ltd | Gerrards Cross | 2020 |
| Bellanca Ltd | London | 2006 |
| Bellarae Limited | Dronfield Woodhouse | 2014 |
| Bellash Ltd | Dartford | 2017 |
| Bellastella Limited | Cardiff | 2019 |
| Bellatrix Limited | Oxford | 1998 |
| Bellavista Club Ltd | London | 2022 |
| Belldart Limited | Melton Mowbray | 1995 |
| Belle Beauty and Holistics Limited | Preston | 2021 |
| Belle Copy Limited | London | 2016 |
| Belle London A&M Ltd | Birmingham | 2023 |
| Belle Maison New Homes Limited | Meldreth | 2023 |
| Belle P Investments Ltd | London | 2022 |
| Belle Print & Design Limited | Glossop | 2011 |
| Belle Sunflower Ltd | London | 2020 |
| Belle Tanker Hire Limited | Beds | 2005 |
| Belle VUE Coaches Limited | Manchester | 2014 |
| Belle VUE Reconstruction Company Limited | Stroud | 2014 |
| Belles Brunch Limited | Bristol | 2022 |
| Belles of London Limited | Beckenham | 2014 |
| Belleview Holdings Limited | London | 1999 |
| Belleview Limited | London | 1991 |
| Belleview Residentials Ltd | London | 2023 |
| Bellevue Contracting Limited | Preston | 2021 |
| Bellevue Court Services Limited | | 2000 |
| Bellevue Estates NI Ltd | Ballyclare | 2003 |
| Bellevue Manor Limited | Ballyclare | 1998 |
| Bellevue Square Ltd | London | 2015 |
| Bellfield Assets Limited | Manchester | 2014 |
| Bellgarth Care Homes Limited | London | 2001 |
| Bellingcat | Oadby | 2015 |
| Bellis & Sons Ltd | Weybridge | 2014 |
| Bellis Norway Limited | Purley | 2011 |
| Bellissima Accounting Ltd | Cheltenham | 2025 |
| Bellizzi Coffee Company Limited | St. Helens | 2009 |
| Bellmoore Recovery Ltd | Egham | 2024 |
| Bellofina Ltd | Bristol | 2011 |
| Bellotto Holdings Limited | Nottingham | 2007 |
| Bellrate Limited | Bridgend | 2025 |
| Bellrock Maintenance and Engineering Services Ltd | Leicester | 2012 |
| Bells Engineering Limited | Hemel Hempstead | 1937 |
| Bells Power Rental Limited | Belvedere | 2016 |
| Bells Refurbishment & Maintenance Ltd | Croydon | 2016 |
| Bells Skip Hire Limited | Kettering | 2021 |
| Bells Skips Limited | Kettering | 2021 |
| Bells Wood Holdings Limited | Lancaster | 2017 |
| Bellsafe Security Solutions Limited | Heywood | 2020 |
| Bellsize Limited | Newtownabbey | 2015 |
| Bellstone Services Limited | Birmingham | 2015 |
| Belltex Ltd | Gateshead | 2023 |
| Belltrees Limited | Renfrew | 2002 |
| Belluscura TMT Limited | London | 2021 |