| Blessjabz Ltd | Northampton | 2022 |
| Blessoresamdan Limited | West Thurrock | 2019 |
| Blest Care Ltd | Basingstoke | 2016 |
| Blest Health Ltd | Smethwick | 2024 |
| Blest Times Ltd | Swindon | 2016 |
| Blesynn Healthcare Limited | Elgin Moray | 2023 |
| Bletchley Care Ltd | Stantonbury,Milton Keynes | 2025 |
| Blether Social Limited | Edinburgh | 2025 |
| Bleu & Carter’S Baby Spa Ltd | London | 2025 |
| Bleu Blanc Rouge Foundation Limited | London | 2018 |
| Bleu-Zig Solutions Limited | Sevenoaks | 2018 |
| Bleucare Services Ltd | Pembroke Dock | 2026 |
| Blezard Therapy Services Limited | Blackburn | 2016 |
| Blh-Medical Ltd | Chesterfield | 2022 |
| Blhc Westwards House Limited | Preston | 2004 |
| BLI Ltd | Darwen | 2011 |
| Bliinx Eyecare Limited | Darwen | 2014 |
| Blija Ltd. | York | 2009 |
| Blinc Optical Consultancy Limited | Wolverhampton | 2013 |
| Blincoe Limited | Truro | 2023 |
| Blind Centre for Northern Ireland-The | Belfast | 1987 |
| Blind Children UK | Reading | 1995 |
| Blind PIG Hospitality Limited | Norwich | 2026 |
| Blind Veterans UK | London | 1923 |
| Blindaid | Okehampton | 1970 |
| Blindcare | Hereford | 1993 |
| Blinded Faith Limited | Stoke-On-Trent | 2021 |
| Bling Dash Limited | London | 2022 |
| Blink and Smile Ltd | Stoke-On-Trent | 2020 |
| Blink EYE Wear Ltd | Middlesbrough | 2010 |
| Blink Optics Limited | Borehamwood | 2017 |
| Blink Vision Centre Limited | Kidderminster | 2011 |
| Blinkuk Eyecare Limited | Kingston Upon Thames | 2008 |
| Blinman Ltd | Cardiff | 2016 |
| Blip Healthcare Ltd | Wrecsam | 2026 |
| Blirzt Limited | Tilbury | 2016 |
| Blis Acu-Herbs Limited | Welwyn Garden City | 2023 |
| Bliss - the National Charity for the Newborn | London | 1991 |
| Bliss Anchorpoint Ltd | Leicester | 2026 |
| Bliss Beauty of Thame Ltd | Thame | 2012 |
| Bliss BEE Ltd | Wakefield | 2026 |
| Bliss Care 2 Limited | Torquay | 2023 |
| Bliss Care 3 Limited | Torquay | 2025 |
| Bliss Care and Support Services Ltd | Liverpool | 2022 |
| Bliss Care Group Limited | Torquay | 2022 |
| Bliss Care Solutions Ltd | Edinburgh | 2019 |
| Bliss Care Torquay Limited | Torquay | 2022 |
| Bliss Childcare and Nursery School Ltd | London | 2024 |
| Bliss Clinical Research Ltd. | Bedford | 2022 |
| Bliss Clinical Services Limited | High Wycombe | 1998 |
| Bliss Dental Practice Limited | Kensington | 2010 |
| Bliss Enterprises Limited | Glasgow | 2004 |
| Bliss Fitness Group Ltd | Welling | 2025 |
| Bliss Fitness Ltd | Shefford | 2020 |
| Bliss Healthcare Limited | East Dulwich | 2022 |
| Bliss Healthcare Provider Ltd | Goonhavern | 2025 |
| Bliss Healthcare Services Ltd | Leicester | 2019 |
| Bliss Holistica Ltd | Wembley | 2024 |
| Bliss Lotus Ltd | Birmingham | 2026 |
| Bliss Medical Chambers Ltd | London | 2024 |
| Bliss Medical Choice Ltd | Plumstead | 2014 |
| Bliss Mediclinic Limited | London | 2019 |
| Bliss Medics Ltd | Bedford | 2024 |
| Bliss Moments Ltd | Dartford | 2018 |
| Bliss Norwich Ltd | Norwich | 2016 |
| Bliss Oasis Limited | Basildon | 2024 |
| Bliss Professional Healthcare Limited | London | 2024 |
| Bliss Psychotherapy Ltd | London | 2022 |
| Bliss Scotland (Charity) Limited | Aberdeen | 2009 |
| Bliss Supports Limited | Dewsbury | 2023 |
| Bliss Yoga & Wellness Ltd | Buntingford | 2021 |
| Blisscare Services Limited | Chelmsford | 2026 |
| Blissence London Ltd | London | 2025 |
| Blissett Care Ltd | Cardiff | 1999 |
| Blissful Blooms Limited | Hounslow | 2024 |
| Blissful Care & Consulting Services Ltd | Erith | 2020 |
| Blissful Care Agency Ltd | London | 2018 |
| Blissful Care Limited | Reading | 2013 |
| Blissful Care Services Ltd | Leigh-On-Sea | 2021 |
| Blissful Float Spa Ltd | Carshalton | 2023 |
| Blissful Healthcare International Limited | Reading | 2018 |
| Blissful Healthcare Limited | Reading | 2025 |
| Blissful Healthcare Services Limited | London | 2023 |
| Blissful Homecare Ltd | Glasgow | 2022 |
| Blissful Island Care UK Ltd | Winchester | 2024 |
| Blissful Kidss Nursery Ltd | London | 2026 |
| Blissful Living Limited | Reading | 2014 |
| Blissful Physio Therapy Ltd | Reading | 2025 |
| Blissful Supported Living Ltd | London | 2023 |
| Blissfulbalance.Info Ltd | London | 2025 |
| Blissfull Massage and Beauty Ltd | Billingham | 2023 |
| Blisshealth Concepts Ltd | Bedford | 2022 |
| BLISSY97 Limited | Stoke-On-Trent | 2026 |
| Blisterhelp Ltd | Whitby | 2018 |
| Blithe and Bloom Aesthetics Ltd | London | 2025 |
| Blitzfitme Ltd | Braintree | 2011 |
| Blizard Physiotherapy and Running Clinic Limited | Doncaster | 2012 |
| Blizz Healthcare Limited | Luton | 2022 |
| BLJ Consulting Ltd. | Dundee | 2009 |
| BLJ Medics Limited | London | 2021 |