| Barnfield Dental Studio Ltd | Exeter | 2018 |
| Barnfield Healthcare Ltd | Slough | 2021 |
| Barnham Dental Practice Limited | Eastergate | 2016 |
| Barnham Manor Limited | West Sussex | 2002 |
| Barnham Optical Ltd | Bognor Regis | 2012 |
| Barnhay Healthcare Limited | Chard | 2005 |
| Barnhill Care Services Ltd | Ipswich | 2015 |
| Barni Smile Ltd | London | 2021 |
| Barnish Enterprises Ltd | Thornton-Cleveleys | 2018 |
| Barnkids Limited | Derby | 2003 |
| Barnowls Nursery Limited | Aylesbury | 2009 |
| Barnowls Shirley Ltd | London | 2015 |
| Barns Dental Practice Ltd | Ayrshire | 2006 |
| Barnsbury Homes Limited | London | 2021 |
| Barnsley Disability Services Limited | Barnsley | 2002 |
| Barnsley Enterprises Health Limited | Barnsley | 2024 |
| Barnsley Facilities Services Limited | Barnsley | 2012 |
| Barnsley Healthcare Federation (BHF) CIC | Barnsley | 2015 |
| Barnsley Healthcare Federation CIC | Barnsley | 2016 |
| Barnsley Hospice Appeal | Gawber | 1988 |
| Barnsley Hypnosis & Counselling Limited | Barnsley | 2017 |
| Barnsley Independent Alzheimer's and Dementia Support (Biads) | Barnsley | 2010 |
| Barnsley Recovery Connections Ltd | Barnsley | 2024 |
| Barnsley Youth Zone Ltd | Barnsley | 2023 |
| Barnstaple Care Ltd | Barnstaple | 2024 |
| Barnstaple Chiropractic Clinic Limited | Barnstaple | 2006 |
| Barnstaple Travel Clinic Limited | Exeter | 2019 |
| Barnstaple Youth House Youth Association | Barnstaple | 2002 |
| Barnt Green Dental Centre Limited | Oldham | 2008 |
| Barnt Green Dental Ltd | Oldham | 2017 |
| Barnt Green Pirates Ltd | Birmingham | 2015 |
| Barntc Medical Ltd | Enfield | 2025 |
| Barnton Dental Spa Limited | Glasgow | 2017 |
| Barod Project | Swansea | 1972 |
| Baron Arnold Associates Ltd | Lincoln | 2022 |
| Barona Ltd | Chorley | 2021 |
| Baroni Healthcare Limited | Stevenage | 2015 |
| Barons Court Project Limited | London | 1985 |
| Barons Medical Equipment Ltd | London | 2024 |
| Barons Park Nursing Home Limited | Leicester | 1993 |
| Baronsmede Family Homes Limited | East Sussex | 2002 |
| Baronsmede Support Services Limited | Crowborough | 2015 |
| Baroons & Sons Co Ltd | Houghton Le Spring | 2013 |
| Barot EYE Clinic Limited | Leicester | 2009 |
| Barot Medical Ltd | Wokingham | 2022 |
| Barots Healthcare Ltd | Ilford | 2020 |
| Barqat Medics Limited | Romford | 2013 |
| Barr Fitness Ltd | Perth | 2019 |
| Barr Medical Consulting Ltd | Lincoln | 2009 |
| Barracare Ltd | Nelson | 2019 |
| Barrachnie Childrens Nursery Ltd. | Glasgow | 2011 |
| Barrack Lane & Ivry Street PCN Limited | Norwich | 2023 |
| Barral UK Neural Ltd | Prestwick | 2011 |
| Barramundi Camps Limited | Dartford | 2025 |
| Barre & Breathe Retreats Ltd | Bloxham | 2025 |
| Barrett Care Limited | Liverpool | 2025 |
| Barrett Care Management Limited | Bradford | 2026 |
| Barrett Childrens Social Care Solutions Limited | Walsall | 2015 |
| Barrett Medical Services Ltd | London | 2022 |
| Barretts Domiciliary Care Ltd | Oxford | 2024 |
| Barrham Medical Services Ltd | London | 2015 |
| Barrie Johnston Limited | St. Albans | 2013 |
| Barrie Savory Ltd | Denham Village | 2011 |
| Barrier Healthcare Ltd | Gainsborough | 1993 |
| Barringer Anaesthesia Limited | London | 2015 |
| Barrington a Ltd | London | 2007 |
| Barrington Care Group Limited | Wembley | 2020 |
| Barrington Healthcare Limited | Coventry | 2006 |
| Barrington Saunders Limited | London | 2007 |
| Barrington-Hook Limited | Preston | 2011 |
| Barrisle Care Home Limited | Preston | 2002 |
| Barrj's Global Consulting Ltd | Enfield | 2025 |
| Barrocon Limited | Farnham | 2008 |
| Barron Kirk Quality Care Limited | Leicester | 1997 |
| Barros Family Care Ltd | Welwyn Garden City | 2025 |
| Barrow Cadbury Fund Limited(The) | London | 1952 |
| Barrow Care Ltd | Bristol | 2018 |
| Barrow Care Service Ltd | Ipswich | 2023 |
| Barrow Resolve CIC | Barrow-In-Furness | 2025 |
| Barrow Smile Centre Ltd | Barrow-In-Furness | 2022 |
| Barrowford Health Surgery Limited | Nelson | 2026 |
| Barrowford Podiatry Ltd | Nelson | 2025 |
| Barrowmore Limited | Chester | 2006 |
| Barry & Rebecca Jones Ltd. | Cardiff | 2013 |
| Barry Cockcroft Consulting Ltd | Rugby | 2024 |
| Barry Cowan Limited | Bristol | 2006 |
| Barry Duncan Eyecare Limited | Broxburn | 2024 |
| Barry EYE Centre Limited | Barry | 1985 |
| Barry Gaye Limited | Banbury | 2022 |
| Barry Gymnasium Limited | Barry | 2003 |
| Barry OLA Limited | Manchester | 2022 |
| Barry Osteopathy Limited | Vale Of Glamorgan | 2025 |
| Barry Smale Limited | Dorking | 2017 |
| Barry Therapy Centre Ltd | Barry | 2021 |
| Barrymango Limited | Altrincham | 2024 |
| Barsant Limited | London | 2016 |
| Barselona Limited | Woking | 2005 |
| Barsha Jabbar Ltd | London | 2024 |
| Barspa Ltd | London | 2024 |
| Bart Limited | Tunbridge Wells | 2009 |