| Blueore Capital Limited | New Malden | 2021 |
| Bluepaymentx Ltd | London | 2021 |
| Bluepeak Assets Ltd | London | 2024 |
| Bluepeak Commercial Finance Limited | Wolverhampton | 2024 |
| Bluepebble Asset Management Limited | Stamford | 2017 |
| Bluepine Holdings Ltd | London | 2024 |
| Bluepost Limited | London | 2022 |
| Blueprint Acquisitions Limited | Brentwood | 2009 |
| Blueprint Consult Ltd | Romford | 2022 |
| Blueprint Exchange Trading Limited | London | 2021 |
| Blueprint Financial Holdings Limited | Swansea | 2020 |
| Blueprint Financial Ltd | Coventry | 2025 |
| Blueprint Financial Planning Limited | Okehampton | 2026 |
| Blueprint Financial Services (Midlands) Limited | Derby | 2011 |
| Blueprint Fire Ltd | London | 2026 |
| Blueprint Holdings Limited | Wokingham | 2017 |
| Blueprint Interiors Holdings Limited | Ashby De La Zouch | 2024 |
| Blueprint Investments Limited | Manchester | 1995 |
| Blueprint Media Holdings Limited | Eastleigh | 2023 |
| Blueprint Mortgages & Protection Ltd | Bexhill-On-Sea | 2022 |
| Blueprint Pixel Ltd | Aylesbury | 2026 |
| Blueprint Private Company Investments Ltd | Cheam | 2021 |
| Blueprint Protect Ltd | Cheltenham | 2013 |
| Blueprint Syndicate Ltd | Manchester | 2018 |
| Blueprint UK Holdings Ltd | Ferndale | 2025 |
| Blueprints Holding Company Limited | Bledlow Ridge | 2017 |
| Blueqmortgage Ltd | Billericay | 2005 |
| Bluequinn Enterprises Ltd | Bournemouth | 2022 |
| Blueridge Assets Ltd | London | 2026 |
| Blueridge Financial Planning Limited | Barnsley | 2026 |
| Blueridge Holdco Limited | London | 2026 |
| Blueridge Projects Group Ltd | Exeter | 2020 |
| Bluerivira Ltd | London | 2025 |
| Bluerock Asia Africa Ltd | London | 2020 |
| Bluerock Capital Holding Ltd | London | 2014 |
| Bluerock Holding Ltd | London | 2024 |
| Bluerock Secured Finance Limited | Olney | 2009 |
| Bluerock Security Ltd | Nottingham | 2025 |
| Bluerock Wealth Management Limited | Cheadle Hulme | 2012 |
| Bluerocklending Ltd | Halesowen | 2025 |
| Blueroot Investment Limited | Wembley | 2021 |
| Bluerow Holdings Limited | Liverpool | 2021 |
| Blues Holdings Ltd | Cardiff | 2023 |
| Blues Point Finance Ltd | Hove | 2013 |
| BLUESEVEN111 Limited | Hove | 2016 |
| Blueshift Global Ltd | London | 2017 |
| Blueshore Holdings Limited | Truro | 2025 |
| Bluesky Capital Management Ltd | Birmingham | 2019 |
| Bluesky Education Holdings Limited | St Albans | 2020 |
| Bluesky Equity Management Limited | Colchester | 2017 |
| Bluesky Financial Planners Limited | Reading | 2019 |
| Bluesky Global Group Ltd | London | 2019 |
| Bluesky Group World Ltd | Reading | 2016 |
| Bluesky Independent Wealth Managers Ltd | Edinburgh | 2016 |
| Bluesky Trustee Company Ltd | London | 1987 |
| Bluesky UK Holdings Limited | Ashby-De-La-Zouch | 2023 |
| Bluesky Upholstery Limited | Hull | 2017 |
| Bluesky US Holdings Limited | Ashby-De-La-Zouch | 2023 |
| Bluesmith EOT Limited | Leeds | 2021 |
| Bluesmith Technology Group Limited | Leeds | 2011 |
| Bluesnap Group Ltd | London | 2016 |
| Bluesnap Holdings Ltd | London | 2016 |
| Bluespace Media Group Limited | Wymondham | 2021 |
| Bluesphere Ltd | Wigan | 2002 |
| Bluespot Holdings Limited | Stoke-On-Trent | 2020 |
| Bluesquare and Associates Ltd | St. Albans | 2022 |
| Bluestake | Leeds | 2020 |
| Bluestar Africa Finance Limited | London | 2018 |
| Bluestar Investment Ltd. | Southall | 2012 |
| Bluestar Mortgages Limited | Birmingham | 2025 |
| Bluestone Benefits Ltd | Stockport | 2025 |
| Bluestone Capital Limited | Wakefield | 2007 |
| Bluestone Capital Management Limited | Cambridge | 2016 |
| Bluestone Finance Limited | Wakefield | 2006 |
| Bluestone Financial Planning Limited | Reading | 2021 |
| Bluestone Group Holdings Ltd | Coventry | 2026 |
| Bluestone Grove Group Ltd | London | 2025 |
| Bluestone Holdings (N.I) Ltd | Portadown | 2021 |
| Bluestone Independent Financial Advisers Ltd | Stockport | 2008 |
| Bluestone Investment Group Ltd | London | 2025 |
| Bluestone Investment Holdings Limited | Cambridge | 2013 |
| Bluestone Investments Dundee Limited | Dundee | 2024 |
| Bluestone Leasing Limited | Wakefield | 1990 |
| Bluestone Lodge Holdings Ltd | Harpenden | 2026 |
| Bluestone Mortgage Finance NO. 3 Limited | London | 2017 |
| Bluestone Mortgage Finance NO. 5 Limited | London | 2021 |
| Bluestone Mortgage Retention Finance NO.1 Limited | London | 2019 |
| Bluestone Mortgage Retention Finance NO.2 Limited | London | 2022 |
| Bluestone Mortgage Solutions Limited | Erith | 2020 |
| Bluestone Mortgages Limited | London | 1988 |
| Bluestone of London Ltd | Harrow | 2014 |
| Bluestone Wealth Ltd | Exeter | 2016 |
| Bluestone Wealth Management Limited | Newport | 2008 |
| Bluestonelettings&Investment Ltd | Uttoxeter | 2025 |
| Bluestones Bailey Limited | Hereford | 2017 |
| Bluestones Equity Partners Limited | Chester | 2022 |
| Bluestorm Financial Services Ltd | Spratton | 2016 |
| Bluethorn Energy Ltd. | Hindhead | 2015 |
| Bluethorn Limited | Leicester | 2005 |
| Bluetit Holdings Limited | Leeds | 2024 |