| Blossom Educational Ltd | Thame | 2016 |
| Blossom Farm Montessori Limited | Northwood | 2017 |
| Blossom Futures CIC | Doncaster | 2025 |
| Blossom Group ASA CIC | London | 2021 |
| Blossom Kidz Limited | Herne Bay | 2022 |
| Blossom Ladies Brunch CIC | Stoke-On-Trent | 2020 |
| Blossom Learning Ltd | London | 2025 |
| Blossom Montessori & Pre-Schools Limited | London | 2014 |
| Blossom Psychology Ltd | London | 2024 |
| Blossom Send Consultancy Ltd | Wolverhampton | 2023 |
| Blossom Skills Ltd | London | 2022 |
| Blossom Through Play Ltd | Bexhill-On-Sea | 2026 |
| Blossom Training and Devlopment CIC | Normanton | 2022 |
| Blossom Tree Childcare Ltd | Colne | 2006 |
| Blossom Tree Children's Nursery Limited | Grangemouth | 2021 |
| Blossom Tree Day Nursery Limited | Milton Keynes | 2015 |
| Blossom Tree Montessori Limited | Northwood | 2017 |
| Blossom Tree Nursery Rhiwbina Ltd | Cardiff | 2016 |
| Blossom Tree PRE School Limited | St. Helens | 2021 |
| Blossom Trees Community CIC | Sunderland | 2025 |
| Blossom Trees Nursery Limited | Lancaster | 2009 |
| Blossom With Sarah Ltd | Penarth | 2024 |
| Blossom Years Limited | Orpington | 2009 |
| Blossom Young Minds Limited | London | 2015 |
| Blossomgater Ltd | Sheffield | 2025 |
| Blossomify Community Interest Company | Cambridge | 2024 |
| Blossoming Believers Ltd | Basildon | 2024 |
| Blossoming Births Ltd | Chichester | 2022 |
| Blossoming Buddies Limited | Westcliff-On-Sea | 2020 |
| Blossoming Child Psychology Ltd | Bury St. Edmunds | 2024 |
| Blossoming in YOU CIC | London | 2025 |
| Blossoming Learning Hub Ltd | Wolverhampton | 2025 |
| Blossoming Lives UK | Ripley | 2020 |
| Blossoming Mind Ltd | Harrow | 2016 |
| Blossoming Minds Daycare Ltd | London | 2023 |
| Blossomingwomen Ltd | Bury St. Edmunds | 2023 |
| Blossoms Childcare Limited | Woodford Green | 2015 |
| Blossoms Community Nursery Ltd | Harlow | 2025 |
| Blossoms Day Nursery - Field View Limited | Selby | 2021 |
| Blossoms Day Nursery - the New Mill Limited | Selby | 2018 |
| Blossoms Day Nursery Limited | Wallington | 2004 |
| Blossoms Limited | Leicester | 1999 |
| Blossoms London Ltd | London | 2021 |
| Blossoms Nursery Ltd | Harlow | 2011 |
| Blossoms on the Common Limited | Birmingham | 2017 |
| Blossoms Pre-School Limited | Solihull | 2013 |
| Blossoms Send CIC | Witham | 2025 |
| Blousie and Frank Limited | Bradford-On-Avon | 2021 |
| Bloxham School Limited | Banbury | 1999 |
| BLR Sports Ltd | Newtownards | 2025 |
| BLU Corners Limited | London | 2015 |
| BLU Penguin Swim School Ltd | Macclesfield | 2024 |
| Blue Acorn Training and Support Ltd | Preston | 2020 |
| Blue Active C.I.C. | Rhyl | 2024 |
| Blue Altitude Ltd | Basingstoke | 2013 |
| Blue Apple Education Limited | Kington | 2000 |
| Blue Apple Training Ltd | Leeds | 2012 |
| Blue Bagel Limited | Nottingham | 2020 |
| Blue Balloon Medical Limited | New Malden | 2016 |
| Blue Bear Driving Ltd | London | 2026 |
| Blue Bear Pre-School (Freckleton) Ltd | Thornton Cleveleys | 2010 |
| Blue Bears Playscheme Ltd | London | 2014 |
| Blue Beetle Productions Ltd | Solihull | 2014 |
| Blue Bell Hill Academy Trust | Nottingham | 2013 |
| Blue Bell Rural Learning CIC | Colne | 2022 |
| Blue Bell Woods Day Nursery Limited | Purley | 2013 |
| Blue Blockchain Ltd | Brentford | 2019 |
| Blue Box Entertainment Limited | London | 2002 |
| Blue Box Innovation Limited | Ulverston | 2015 |
| Blue Brooke Limited | Barking | 2021 |
| Blue Bubble Consultancy Ltd | Hanwell | 2015 |
| Blue Butterfly Limited | London | 2010 |
| Blue Canvas BAG | London | 2023 |
| Blue Card NVQ Ltd | Wednesbury | 2022 |
| Blue Cedar Leisure Ltd | Bagshot | 2017 |
| Blue Childminder Limited | London | 2026 |
| Blue Coat Church of England Academy (Walsall) Trust | Walsall | 2012 |
| Blue Consulting International Limited | London | 2017 |
| Blue Crab Animals CIC | Walsall | 2025 |
| Blue Crest Sports Ltd | Peterborough | 2022 |
| Blue Cycle Training Limited | London | 2024 |
| Blue Diamond Training Limited | Wakefield | 2016 |
| Blue Dome Education Ltd | Bury St. Edmunds | 2025 |
| Blue Door Consultancy Ltd | Farnham | 2025 |
| Blue Dream Academic Services Ltd | Barking | 2021 |
| Blue Drive Driver Training Ltd | Peterhead | 2025 |
| Blue Driving Ltd | Luton | 2025 |
| Blue Driving School Ltd | Burnley | 2024 |
| Blue Duck Education Ltd | Hertford | 2008 |
| Blue Earth Training Ltd | London | 2010 |
| Blue Edge Training Ltd | Shrewsbury Business Park | 1999 |
| Blue Falcon (Kent) Ltd | Deal | 2018 |
| Blue Family Support Service Ltd | Liverpool | 2026 |
| Blue FOX Coaching Limited | Cannock | 2019 |
| Blue Frog Education Solutions Limited | Liverpool | 2017 |
| Blue Gate Foundation | London | 2023 |
| Blue Group Strategy Ltd | London | 2025 |
| Blue HAT Services Limited | Wymondham | 2014 |
| Blue Hearts Therapy Ltd | London | 2022 |
| Blue Heron Training Ltd | Norwich | 2023 |