| Breancor Care Limited | London | 2023 |
| Breas Europe Limited | Stratford-Upon-Avon | 2014 |
| Breason Care Supported Living C.I.C. | Birmingham | 2022 |
| Breast & Endocrine Health UK Ltd | Tunbridge Wells | 2010 |
| Breast and Beyond Ltd | Cranleigh | 2020 |
| Breast and Body Clinic Ltd | Essex | 2025 |
| Breast and Melanoma Specialists Limited | London | 2012 |
| Breast Augment Limited | Liverpool | 2014 |
| Breast Cancer Campaign | London | 2004 |
| Breast Cancer Care | London | 1989 |
| Breast Cancer NOW | London | 2014 |
| Breast Cancer UK Limited | London | 2010 |
| Breast Care Leicester Limited | Taunton | 2018 |
| Breast Clinic Kent Limited | Croydon | 2023 |
| Breast Clinic London Ltd. | Harrow | 2022 |
| Breast Doctor Ltd | Sheffield | 2023 |
| Breast Friends CIC | Ipswich | 2022 |
| Breast Health Solutions Ltd | Stalybridge | 2022 |
| Breast Implant Solutions Ltd | London | 2023 |
| Breast Oncology & Aesthetics Ltd | Birmingham | 2024 |
| Breast Oncology Scotland Ltd | Edinburgh | 2023 |
| Breast Specialist Care Ltd | Leicester | 2021 |
| Breast Surgery Clinic Limited | Leeds | 2014 |
| Breastcare Limited | Alderley Edge | 2010 |
| Breastfeeding & Baby Support West Norfolk CIC | Bury St. Edmunds | 2024 |
| Breastfeeding Boat Limited | London | 2026 |
| Breastfeeding Doctor Ltd | London | 2021 |
| Breastfeeding Hub Ltd. | Newport Pagnell | 2018 |
| Breastfeeding Lens Limited | Derby | 2012 |
| Breastfeeding Midlands Limited | Wolverhampton | 2019 |
| Breastfeeding Support Norwich & Norfolk C.I.C. | Norwich | 2025 |
| Breastfeeding Together | Wigan | 2014 |
| Breastfeeding UK Limited | Wolverhampton | 2025 |
| Breasthealth UK Limited | Cambridge | 2009 |
| Breasthetics Ltd | Swindon | 2014 |
| Breaston Wrap Around Care Ltd | Derby | 2023 |
| Breastory Limited | Eastbourne | 2020 |
| Breastscan Ltd | London | 2025 |
| Breaters Limited | London | 2019 |
| Breath & Ice Experiences Ltd | London | 2025 |
| Breath Alchemy Ltd | Wigan | 2020 |
| Breath Body Mind Ltd | London | 2022 |
| Breath for Healing Limited | Wigan | 2024 |
| Breath Health Consultancies Ltd | Crawley | 2024 |
| Breath of Fresh Air (Southampton) Limited | Rickmansworth | 2022 |
| Breath of Fresh Care Ltd | Aberdare | 2025 |
| Breath of Life Foundation | Middlesex | 2005 |
| Breath of Lifel Limited | London | 2025 |
| Breath Work Studio UK Ltd | Rickmansworth | 2026 |
| Breath-Tec Ltd | Newcastle Upon Tyne | 2019 |
| Breathchamps CIC | Sale | 2020 |
| Breathdx (UK) Limited | Bristol | 2015 |
| Breathe and Bloom Holistics Limited | Pontefract | 2022 |
| Breathe Better Ltd | London | 2025 |
| Breathe Care Services Limited | Bromsgrove | 2025 |
| Breathe Happy Limited | London | 2020 |
| Breathe Hbot Limited | Brighton | 2025 |
| Breathe MEN CIC | Brighton | 2022 |
| Breathe Move & Inspire Ltd | Uxbridge | 2021 |
| Breathe Normally Limited | Wirral | 2019 |
| Breathe Outside C.I.C. | Gerrards Cross | 2021 |
| Breathe Resuscitation Training Limited | Sheffield | 2020 |
| Breathe Studios Limited | Poole | 2024 |
| Breathe Vitality Limited | Manchester | 2025 |
| Breathe Wellbeing Ltd | Brighton | 2025 |
| Breathe With Delphine Ltd | Norwich | 2024 |
| Breathe.Move.Heal CIC | London | 2025 |
| Breathease Health Ltd | Harrow | 2025 |
| Breathefife Limited | Kington | 2023 |
| Breatheox Limited | Oxford | 2017 |
| Breathewell Ltd | Towcester | 2020 |
| Breathewell Smiles: for Little Ones & Beyond Ltd | London | 2025 |
| Breathing and Healing Ltd | Whitstable | 2025 |
| Breathing and Movement for Health CIC | Dungannon | 2026 |
| Breathing Care Ltd | Macclesfield | 2023 |
| Breathing Colours Limited | Street | 2024 |
| Breathing Green CIC | Hull | 2025 |
| Breathing Journeys Ltd | Crieff | 2015 |
| Breathing Plus Ltd | London | 2023 |
| Breathing Space Therapies Limited | London | 2004 |
| Breathing Tree Ltd | Swanbourne | 2021 |
| Breathpen Ltd | London | 2020 |
| Breathpod Ltd | Edinburgh | 2017 |
| Breathways Ltd | Teignmouth | 2020 |
| Breathwithzey Ltd | Milton Keynes | 2021 |
| Breathwork Mastery Ltd | Salford | 2025 |
| Brechin Day Care Limited | 102 High Street | 2002 |
| Brechin Turner Limited | Durham | 2003 |
| Breckland Surgeries Limited | Thetford | 2019 |
| Brecknock Dental Surgery Limited | London | 1987 |
| Breckon Services (NE) Limited | Middlesbrough | 2016 |
| Brecon and District Mind | Brecon | 2011 |
| Brecon Care (BH) Ltd | Wolverhampton | 2022 |
| Brecon Care Limited | Wolverhampton | 1992 |
| Brecon DC Ltd | Pontypridd | 2014 |
| Breconshire Dofe Award Group CIC | Builth Wells | 2008 |
| Bredagh Medical Services Ltd | Enniskillen | 2024 |
| Bredbury Dental Centre Ltd | Market Harborough | 2007 |
| Brediland OUT of School Club Ltd | Paisley | 2007 |
| Bree Baur Sudanese CIC | Sheffield | 2026 |