| AW Precision Ceramics Ltd | Manufacturing | 2016 |
| Azimuth Global Services Limited | Administrative & support | 2014 |
| B & B Interests Limited | Financial services | 2011 |
| B and B Projects Limited | Professional & scientific | 2008 |
| B.L.D. Brick Services Limited | Manufacturing | 1993 |
| Babingtons Soap Co. Limited | Wholesale & retail | 2020 |
| Bailey House Development Ltd | Construction | 2020 |
| Bain Global Trading Ltd | Wholesale & retail | 2026 |
| Bamboo Home Limited | Wholesale & retail | 2012 |
| Bamford Media Ltd | Administrative & support | 2017 |
| Barfield Construction Ltd | Construction | 2023 |
| Barfield Estates Limited | Real estate | 2015 |
| Barfield Gardens Management Company Ltd | Households | 2025 |
| Barfield Gardens Resident Management Company Limited | Households | 2025 |
| Barhatch Property Limited | Real estate | 2017 |
| Barlow Investments Group Limited | Real estate | 2021 |
| Barttelot Court Management Company Limited | Households | 2004 |
| Bateman and Associates Ltd | Professional & scientific | 2012 |
| Baudality Ltd | Professional & scientific | 2019 |
| BB ALL Stuff Limited | Professional & scientific | 2005 |
| BB Properties Ltd | Construction | 2014 |
| BCS 2012 Holdings Limited | Financial services | 2020 |
| BCS 2012 Ltd | Administrative & support | 2012 |
| Beach Bumps Limited | Wholesale & retail | 2023 |
| Beaumont 1963 Limited | Extraterritorial | 2013 |
| Beauty Faith Trading Limited | Wholesale & retail | 2019 |
| Bedfont Properties Limited | Real estate | 1997 |
| Beken Limited Edition Prints Limited | Wholesale & retail | 2014 |
| Belgravia Gallery Limited | Professional & scientific | 1994 |
| Belle Trains Limited | Professional & scientific | 2010 |
| Benubi Limited | Professional & scientific | 2012 |
| Berrylands Avenue Limited | Households | 2022 |
| Berzac Holdings Limited | Construction | 1999 |
| Bespoke Rallies LLP | | 2013 |
| Bespoke Road Rallies Ltd | Administrative & support | 2017 |
| Bethrick Ltd | Real estate | 2012 |
| Beyond Bikes Ltd | Manufacturing | 2019 |
| Big Brown Bunny Limited | Professional & scientific | 2014 |
| Big Yellow Panda Ltd | Information & communication | 2016 |
| Bikini Blonde Ltd | Real estate | 2025 |
| Billet Engineering Ltd | Manufacturing | 2026 |
| BIO Roots Limited | Administrative & support | 2020 |
| BK Worx Ltd | Wholesale & retail | 2026 |
| Blackstone Surfacing Limited | Construction | 2022 |
| Blaycorns Ltd | Wholesale & retail | 2024 |
| BLT Services Ltd | Other services | 2026 |
| Blue Square Living Limited | Real estate | 2019 |
| Blueprint (Hadley Wood) Ltd | Health & social care | 2019 |
| Bluestar Pre-Trial Support C.I.C. | Health & social care | 2024 |
| BN3 Ltd | Professional & scientific | 2023 |
| Bocking Construction Ltd | Construction | 2022 |
| Bodi Pilates Ltd | Arts & recreation | 2025 |
| Bolney Storage Solutions Ltd | Transport & logistics | 2022 |
| Borgonon & Co Ltd | Financial services | 2006 |
| Bosham Picture Framing Ltd | Wholesale & retail | 2018 |
| Bramley Blinds & Awnings Limited | Extraterritorial | 2017 |
| Bramley Blinds Limited | Manufacturing | 2017 |
| Bramley Fencing Contractors Limited | Administrative & support | 2013 |
| Bramley Financial Planning Limited | Financial services | 2014 |
| Brandrocket Limited | Administrative & support | 2010 |
| Brandy Investments Ltd | Real estate | 2013 |
| Braybrook Construction Limited | Construction | 2014 |
| Break Fifty Ltd | Arts & recreation | 2026 |
| Breast and Beyond Ltd | Health & social care | 2020 |
| Brian Page Printers Limited | Manufacturing | 1984 |
| Brick Source Limited | Wholesale & retail | 1997 |
| Broadway Business Advisory Company Limited | Administrative & support | 2016 |
| Broadway Trading Company Limited | Wholesale & retail | 2016 |
| Brolleymate Ltd | Professional & scientific | 2019 |
| Brookmead Veterinary Surgery Limited | Professional & scientific | 2019 |
| Brookside Rural Park Foundation Limited | Education | 2009 |
| Brothersandco Ltd | Wholesale & retail | 2025 |
| Brown Paper BAG Holdings Limited | Professional & scientific | 2018 |
| Bucks Business Advice Ltd | Professional & scientific | 2018 |
| Builda Group Limited | Construction | 2024 |
| Bulitron (RFD) Limited | Wholesale & retail | 2001 |
| Bulitron Limited | Professional & scientific | 1979 |
| Business UK. B2G & G2B Ltd | Other services | 2026 |
| Busy Minds Hub Community Interest Company | Health & social care | 2024 |
| Butler Farms Limited | Agriculture & fishing | 2026 |
| Buying CAN BE FUN Limited | Administrative & support | 2011 |
| Buying Should BE FUN Limited | Financial services | 2011 |
| C & a Tickner Limited | Manufacturing | 2006 |
| C & a Tree Surgery Limited | Administrative & support | 2012 |
| C Carter Roofing Ltd | Construction | 2024 |
| C Humphrey Services Limited | Construction | 2020 |
| C L Tang Limited | Hospitality | 2017 |
| C-Mac (Services) Limited | Professional & scientific | 2007 |
| Cabera Investments Ltd | Real estate | 2024 |
| Cafe Retro 2018 Limited | Hospitality | 2018 |
| Cake & Chocolate Factory Ltd | Manufacturing | 2024 |
| Calmabase Ltd | Wholesale & retail | 2025 |
| Calvert Electrical Services Ltd | Construction | 2021 |
| Camberley Kart Club Limited | Arts & recreation | 1994 |
| Cambertronics Limited | Manufacturing | 1991 |
| Campbell Estates Limited | Arts & recreation | 1937 |
| Cannizaro Properties Limited | Real estate | 2019 |
| Canvas Court Management Company Limited | Households | 2006 |
| Car Leasing (Holdings) Limited | Financial services | 2023 |
| Car Leasing Ltd | Financial services | 2000 |