| Baron Property Holdings Limited | London | 2019 |
| Baron Solutions Limited | Ilford | 2016 |
| Baron's Mixer Limited | London | 2015 |
| Barone London Ltd | London | 2026 |
| Baroness Parlour Ltd | New Malden | 2025 |
| Barons CUT Ltd | Twickenham | 2018 |
| Baronsbridge Ltd | London | 2026 |
| Baronsgate Beds Ltd | Liverpool | 2017 |
| Baronshield Finance Limited | Buckhurst Hill | 2003 |
| Barony Global Services Limited | Glasgow | 2013 |
| Barood Limited | Manchester | 2025 |
| Baroque (Finchley) Limited | London | 2013 |
| Baroque (Ripon) Ltd | Ripon | 2013 |
| Baroshima Barbers Ltd | Oxford | 2026 |
| Barpaga Ltd | Birmingham | 2018 |
| Barrada Alltrade Ltd | Cardiff | 2020 |
| Barradell Limited | Tenterden | 2006 |
| Barralet Investments Limited | Rickmansworth | 1988 |
| Barrallier Limited | London | 2020 |
| Barratt & Arber Limited | Salisbury | 2017 |
| Barratt Smith & Brown DCA Limited | Leicester | 2024 |
| Barre & Yoga Studio Ltd | Chesterfield | 2022 |
| Barre Balance Limited | Chester | 2019 |
| Barre Live Ltd | London | 2019 |
| Barre Sculpt Limited | Thame | 2013 |
| Barreda Ltd | Telford | 2019 |
| Barreflies Ltd | Brighton | 2019 |
| Barrel Rock Limited | Barnstaple | 2021 |
| Barrell Associates Ltd | Stroud | 2018 |
| Barrells the Funeral Directors Limited | Hampshire | 1964 |
| Barretique Limited | London | 2018 |
| Barrett & Associates Ltd | Wednesbury | 2017 |
| Barrett & Barrett Professional Services Ltd | Kington | 2006 |
| Barrett Hairdressing Limited | Ripon | 2014 |
| Barrett Industrial Limited | Watford | 2006 |
| Barrett Window Cleaning Services Ltd | Dereham | 2013 |
| Barrett X-Ray Services Limited | London | 2016 |
| Barretts Bridge Leisure Buildings Limited | Wisbech | 1992 |
| Barretts Shoe Repairs Limited | Hayling Island | 2003 |
| Barrhead Beauty Bar Limited | Glasgow | 2020 |
| Barrhead Funeral Directors Ltd | Paisley | 2019 |
| Barrhead Funeral Services Ltd | Barrhead | 2019 |
| Barrhead International Limited | Glasgow | 1997 |
| Barrhead Tanning Ltd | Glasgow | 2019 |
| Barrie Johnson Limited | Bordon | 2017 |
| Barrie Johnston Coaching Limited | Pinner | 2025 |
| Barrie Phillipe Limited | Hampshire | 2003 |
| Barrie Stephen Ashby Limited | Leicester | 2009 |
| Barrie Stephen Diffusion Limited | Leicestershire | 2006 |
| Barrie Stephen Hair Limited | Leicester | 1999 |
| Barrie Stephen Limited | Leicestershire | 2002 |
| Barrie Support Services Limited | Lancaster | 2024 |
| Barrie Tankel Holdings Limited | London | 2002 |
| Barrington Alteration Tailoring Limited | Newcastle Upon Tyne | 2014 |
| Barrington Energy International Limited | Norwich | 2017 |
| Barrington Energy Limited | Norwich | 2021 |
| Barrington Hibbert Associates Ltd | London | 2011 |
| Barrington House Limited | East Sussex | 1995 |
| Barrington Rentals Limited | East Sussex | 1958 |
| Barrington's Rentals Ltd | Hailsham | 2024 |
| Barringtons Funeral Services Ltd. | Liverpool | 2011 |
| Barringtons Group Limited | Brentwood | 2019 |
| Barrisdale Limited | Invergarry | 2016 |
| Barrla Limited | Middlesbrough | 2022 |
| Barron & Higgins Properties Ltd | Liverpool | 2012 |
| Barron Belmont & Co Ltd | London | 2023 |
| Barron Hair Salon Limited | London | 2023 |
| Barrons Hairdressing Limited | Cheltenham | 2003 |
| Barros Global Trading Limited | Croydon | 2020 |
| Barrow 1 Shop Ltd | Barrow-In-Furness | 2025 |
| Barrow BID Company Limited | Barrow-In-Furness | 2016 |
| Barrow Bird and Pet Centre (Cumbria) Limited | Barrow-In-Furness | 2022 |
| Barrow Breck Ltd | Norwich | 2013 |
| Barrow ELM Management Limited | London | 1994 |
| Barrow Estates Ltd | Salford | 2017 |
| Barrow Food Bank Limited | Barrow-In-Furness | 2013 |
| Barrow Gadget Clinic Limited | Barrow-In-Furness | 2025 |
| Barrow Golden Barber Ltd | Loughborough | 2024 |
| Barrow Nice Barber Ltd | Barrow In Furness | 2022 |
| Barrowcliffe Property Maintenance Limited | Falkirk | 2020 |
| Barrowden Conservation Project | Hambrook | 2024 |
| Barrowfield Associates West Ltd | Airdrie | 2017 |
| Barrowford Enterprises Limited | Nelson | 2017 |
| Barrs & Co Agency Ltd | Leeds | 2025 |
| Barrs & Co Ltd | Leeds | 2014 |
| Barrwood Properties Limited | | 2007 |
| Barry 4K Barber Ltd | Barry | 2025 |
| Barry Albin and Sons Limited | London | 1988 |
| Barry Barber Shop Ltd | Barry | 2023 |
| Barry Card and Collector CON Limited | Barry | 2025 |
| Barry Cook Ltd | Carlisle | 2014 |
| Barry Crabtree-Taylor Limited | Cambridge | 2020 |
| Barry Craske Photography Limited | London | 2023 |
| Barry Curtis Personal Training Ltd | Ayr | 2024 |
| Barry Feltham Consultancy Limited | Cobham | 2018 |
| Barry Forder Limited | Maidstone | 1978 |
| Barry Graham Limited | Leigh-On-Sea | 2004 |
| Barry Hair Fashions Limited | Redhill | 2007 |
| Barry Healthcare Limited | Crawley | 2017 |
| Barry House Clearance (Vale) Ltd | Cardiff | 2018 |