| Balcony Arms Limited | Grimsby | 2015 |
| Balconyview Limited | Warrington | 2001 |
| Bald Eagle Properties Limited | London | 2005 |
| Balde Hotels Limited | Cheshire | 2004 |
| Balderton Capital Partners Limited | London | 2007 |
| Balderton Partners Limited | London | 2007 |
| Baldock Recycling Limited | Graveley | 2012 |
| Baldock Skip Hire Limited | Graveley | 2012 |
| Baldur Limited | Doncaster | 1993 |
| Baldurson Capital Limited | London | 2007 |
| Baldurton Capital Limited | London | 2007 |
| Baldwin Homes Limited | Broxbourne | 2007 |
| Baldwin Property Group Ltd | Nottingham | 2020 |
| Balea Ltd | Newmarket | 2019 |
| Balemor GR Limited | London | 2015 |
| Bales of FUN Ltd | Arundel | 2018 |
| Balfour Bell Leisure Limited | Manchester | 2012 |
| Balfour Homes Management Limited | London | 1986 |
| Balfour NO.1 Limited | London | 2019 |
| Balfour NO.2 Limited | London | 2019 |
| Balfour Secretaries Limited | Haywards Heath | 2004 |
| Balfours Bay Limited | Maidstone | 2006 |
| Bali Luxury Villas Limited | London | 2023 |
| Balimtarcin Ltd | London | 2025 |
| Balinman Ltd | Edinburgh | 2010 |
| Balister Ltd | Isleworth | 2016 |
| Baljit Singh Tiwana Ltd | Hove | 2022 |
| Balkan Artists' Guild Limited | London | 2013 |
| Balkan Proof LIC Ltd | East Kilbride | 2010 |
| Balkiz Sailing Ltd | London | 2026 |
| Ball Mill Sand and Gravel Company Limited | Birmingham | 1949 |
| Ballad Mews Management Ltd | Ballyclare | 2013 |
| Ballance Music Limited | London | 2009 |
| Ballantyne Grove Limited | Herne Bay | 2015 |
| Ballard Housing Company Limited | London | 1998 |
| Ballaspur Limited | London | 2014 |
| Ballater Property Ltd | Salford | 2025 |
| Ballcraft Limited | Bristol | 1999 |
| Ballead Industries Co., Ltd | Beckenham | 2015 |
| Ballee Mews Management Company Limited | Ballymena | 2008 |
| Ballet for ALL (1979) Limited | London | 1979 |
| Balletic Ltd | London | 2017 |
| Ballinger Renewable Energy Limited | London | 2022 |
| Ballingham Enterprises Limited | Hereford | 2014 |
| Ballingham Hall Subco Limited | Hereford | 2022 |
| Ballista Digital Limited | Godalming | 2013 |
| Ballister Ltd | Isleworth | 2016 |
| Ballistic Intent Limited | Stoke-On-Trent | 2020 |
| Ballistics Solutions Limited | London | 2014 |
| Balloch Nominees Limited | Lauder | 2020 |
| Balloch NY Ltd | Glasgow | 2017 |
| Balloon Artworks Limited | Ironville | 2023 |
| Balloon Dog Limited | Barnstaple | 1990 |
| Balloon Market Ltd | Southampton | 2020 |
| Balloonshop.Com Limited | London | 2009 |
| Ballos Limited | London | 2025 |
| Balls Limited | London | 2004 |
| Bally J Limited | Edinburgh | 2016 |
| Ballyarton Energy Limited | Londonderry | 2010 |
| Ballybane Brickens Ltd | Oldham | 2019 |
| Ballybogey Management Company Limited | Ballymoney | 2004 |
| Ballycassidy Sawmills Limited | Enniskillen | 1989 |
| Ballyclough Road Residents Limited | Portstewart | 1990 |
| Ballycoan Ltd | Belfast | 2024 |
| Ballycraigy Management Limited | Belfast | 2003 |
| Ballyeaston Road Apartments Ltd | Ballyclare | 2008 |
| Ballygurk Trading Ltd | Moneymore | 2024 |
| Ballyhale Trading Limited | Staines-Upon-Thames | 2025 |
| Ballyhamage Management Limited | Ballyclare | 2006 |
| Ballyhenry Mews Property Management Ltd | Ballyclare | 2008 |
| Ballyholland Community Association | Newry | 1997 |
| Ballyholme View Limited | Bangor | 2003 |
| Ballylinny (Management Company) Limited | Bushmills | 2016 |
| Ballyloren Apartments Ltd | Ballyclare | 2006 |
| Ballymagash Investments Limited | Chester Le Street | 2015 |
| Ballymak BIO GAS Ltd | Enniskillen | 2011 |
| Ballymartin Limited | Belfast | 2018 |
| Ballymena Construction Company Limited | Dunmurry | 1943 |
| Ballymore Shake Company 2 Limited | London | 2021 |
| Ballymore Shake Company 3 Limited | London | 2021 |
| Ballymore Shake Company 4 Limited | London | 2021 |
| Ballynahinch Self Storage Ltd | Ballynahinch | 2024 |
| Ballynamullan 1955 Limited | Antrim | 2013 |
| Ballyneill Land Management Ltd | Ballyclare | 2003 |
| Ballypatrick Management Company Limited | Ballycastle | 2013 |
| Ballyrogan Finance Limited | Belfast | 2007 |
| Ballyronan Management Company Limited | Ballyclare | 2008 |
| Ballytromery Management Company Limited | Craigavon | 2006 |
| Balman Limited | Harrogate | 2026 |
| Balmbra's Investments Limited | Newcastle Upon Tyne | 2023 |
| Balmer Accountancy Limited | Buckingham | 2016 |
| Balmes Road Management Limited | London | 2011 |
| Balmews Limited | London | 2024 |
| Balmoral (Walsall) Limited | Smethwick | 1988 |
| Balmoral Fire and Security Limited | Bristol | 2025 |
| Balmoral Gate Limited | Carrickfergus | 2020 |
| Balmoral RTM Company Limited | Brighton | 2025 |
| Balmoral Square Apartment Management Limited | Bangor | 2023 |
| Balmore Contracting Limited | Greenock | 2015 |
| Balmore Inspection Services Limited | Greenock | 2015 |