| Bratsasurology Limited | Lincoln | 2014 |
| Bratt Urology Ltd | Wilmslow | 2023 |
| Bratten Pathology Ltd | York | 2016 |
| Bratulescu Ltd | Londonderry | 2015 |
| Braunton Care Limited | Braunton | 2009 |
| Braunton Childcare Ltd | Exmouth | 2021 |
| Braunton Residential Home Ltd | Somerset | 2002 |
| Brava Care Group Limited | London | 2020 |
| Bravachem Ltd | Manchester | 2018 |
| Brave Dental Sedation Ltd | Chigwell | 2025 |
| Brave Foundation | London | 2017 |
| Brave Futures | Ipswich | 2012 |
| Brave Hearts North East CIC | Darlington | 2020 |
| Brave Pharma Ltd | Walsall | 2023 |
| Brave Spirit Yoga Retreats Ltd | Stalybridge | 2019 |
| Braveaid Parenting Limited | Exeter | 2025 |
| Bravecore Counselling CIC | London | 2024 |
| Braveface Limited | Great Yarmouth | 2006 |
| Bravehearts (Scotland) - a Safehaven for Male Survivors of Abuse CIC | Glasgow | 2024 |
| Bravehearts Child Care Ltd | Sheffield | 2025 |
| Bravehearts Ltd | Feltham | 2019 |
| Bravemore Limited | Neath | 1984 |
| Braver Solutions Limited | Harrow | 2020 |
| Bravery Care Limited | Hove | 2018 |
| Bravespire Therapy Ltd | Slough | 2025 |
| Bravinjo Limited | London | 2022 |
| Bravo Care Limited | London | 2020 |
| Bravo Childrens Therapy Ltd | Malvern | 2018 |
| Bravo Healthcare Ltd | Loughborough | 2023 |
| Bravo Healthcare Services Ltd | Slough | 2024 |
| Bravo Infraculture CIC | Tadworth | 2010 |
| Brawn Injury Rehabilitation Ltd | Newport Pagnell | 2023 |
| Brawn Wellness Ltd | New Malden | 2023 |
| Bray Medical Services Ltd | London | 2022 |
| Braycare Ltd | Dursley | 2024 |
| Brayford Studio Limited | Lincolnshire | 2005 |
| Brazel Anaesthesia Services Limited | Nottingham | 2022 |
| Brazen Beauty Aesthetics Ltd | Wigston | 2022 |
| Brazen Consults Limited | Harlow, Essex | 2025 |
| Brazilian Cultural Centre CIC | Nottingham | 2019 |
| Brazilian Smile Ltd | London | 2013 |
| Brazilian Spa Serenity Ltd | Redditch | 2026 |
| Brazzle Canvey Island Limited | London | 2016 |
| BRC Care Services Limited | London | 2025 |
| BRC Dental Ltd | Eastbourne | 2018 |
| Brcare Connect CIC | Goole | 2025 |
| Brco Ltd | Birmingham | 2017 |
| Brdnown Ltd | Altrincham | 2026 |
| Breach Candy Wellness Centre Ltd | London | 2024 |
| Breadline | Kettering | 1997 |
| Breadline Africa | Ipswich | 1998 |
| Breadthwork Ltd | Croydon | 2021 |
| Breagha Ltd | Glasgow | 2021 |
| Breaghawellbeing Limited | Glasgow | 2022 |
| Breahna Surgeries Ltd | Chester | 2023 |
| Break | Norwich | 1983 |
| Break Away MCR Ltd | Manchester | 2011 |
| Break Barriers (Nottingham) Ltd | Nottingham | 2012 |
| Break Free Support CIC | Liverpool | 2021 |
| Break the Silence | Kilmarnock | 2008 |
| Break Their Chains CIC | Salford | 2025 |
| Breakeven Awareness and Training CIC | Brighton | 2022 |
| Breakeven Counselling Ltd | Brighton | 2014 |
| Breakfast and Beyond Winchester Limited | Southampton | 2025 |
| Breakfast at Bonnie's Ltd | Manchester | 2026 |
| Breakfree Counselling Services Ltd | Sunderland | 2018 |
| Breaking Barriers Together Ltd | Crewe | 2023 |
| Breaking Boulders Counseling Ltd | London | 2026 |
| Breaking Down the Walls Ltd | Southport | 2021 |
| Breaking Ground Greenwich CIC | London | 2024 |
| Breaking OUT of the Bubble Ltd | | 1999 |
| Breaking the Silence (Btsuk) | Birmingham | 2013 |
| BREAKINGBARRIERS2024 Ltd | Greenford | 2023 |
| Breakout Youth | Southampton | 2018 |
| Breaks Foundation | Padiham | 2025 |
| Breaks-Away Respite Services C.I.C. | Wellingborough | 2016 |
| Breaksea Residential Homes Limited | Porthcawl | 2000 |
| Breakspear Medical Group Limited | Leighton Buzzard | 2025 |
| Breaktheicedramatherapy Limited | London | 2025 |
| Breakthrough (Deaf-Hearing Integration) | Whitechapel | 1998 |
| Breakthrough Advocacy & Support Ltd | Sheffield | 2022 |
| Breakthrough Breast Cancer | London | 1993 |
| Breakthrough Business Psychology Limited | Kirkby Stephen | 2012 |
| Breakthrough Case Management Ltd | Bath | 2018 |
| Breakthrough Coaching Ixbh Ltd | Glasgow | 2024 |
| Breakthrough Health and Wellness Ltd | Chelmsford | 2026 |
| Breakthrough in Therapies Ltd | Norwich | 2026 |
| Breakthrough Intensives Ltd | Gerrards Cross | 2025 |
| Breakthrough Link Bolton CIC | Bolton | 2021 |
| Breakthrough Medical Services Ltd | Croydon | 2023 |
| Breakthrough Products Limited | Gloucester | 2019 |
| Breakthrough Psychological Services Limited | Braintree | 2018 |
| Breakthrough Talk Ltd | Henfield | 2017 |
| Breakthrough Therapy Limited | Kingston | 2023 |
| Breakthrough Trowbridge | Melksham | 2009 |
| Breakthru' Support Services C.I.C. | Stoke-On-Trent | 2020 |
| Breaktru Ltd. | Bexley | 2016 |
| Breakup Sanctuary Ltd | London | 2024 |
| Breakwater Medical Limited | Plymouth | 2021 |
| Breakwater Psychology Ltd | Plymouth | 2025 |