| Brand Reach International Limited | Construction | 2016 |
| Brand Success Limited | Professional & scientific | 2011 |
| Branded Retail Clearance Limited | Wholesale & retail | 2020 |
| Bray Estates (Propco) Limited | Real estate | 2023 |
| Bray Estates (Property Management) Limited | Real estate | 1996 |
| Bray Estates Group Holdings Limited | Financial services | 2023 |
| Bray Estates Holdings Limited | Financial services | 2023 |
| Bray Management Services Ltd | Administrative & support | 2005 |
| Breckmead Limited | Construction | 1977 |
| Bredon Consulting Ltd | Professional & scientific | 2020 |
| Briarfield Residents Company Limited | Households | 2003 |
| Bricks and Houses Ltd | Real estate | 2017 |
| Bridge Court Freehold Limited | Households | 2003 |
| Bridgman Property Management Ltd | Real estate | 2024 |
| Brighton Vision (Support Services) Limited | Other services | 2013 |
| Brightsparktv Limited | Information & communication | 2006 |
| Brisca Fisheries Limited | Agriculture & fishing | 2006 |
| Briton Management Limited | Households | 1986 |
| Broadford Waterfront LLP | | 2011 |
| Broadwater Property Limited | Real estate | 2016 |
| Broanmain Limited | Manufacturing | 1974 |
| Brockham Capital Limited | Professional & scientific | 1987 |
| Brockham Energy LLP | | 2013 |
| Brockwood Healthcare Limited | Wholesale & retail | 2017 |
| Brodie Biomass Limited | Manufacturing | 2023 |
| Broker Business Direct Ltd | Financial services | 2012 |
| Brollys Group Ltd. | Construction | 2024 |
| Brookson (5665N) Limited | Administrative & support | 2007 |
| Brookwood Court Management Company Limited | Households | 2001 |
| Broome Hall Residents' Association Limited | Households | 1980 |
| Broome Place Management Company Limited | Real estate | 2004 |
| Brosnan Property Limited | Professional & scientific | 2010 |
| Bruno Valette, Food & Events Ltd | Hospitality | 2011 |
| Brunswick Walk Residents (Dorking) Ltd | Households | 2013 |
| Bryan W. Nash & Sons Limited | Wholesale & retail | 1973 |
| BS Advisory Limited | Extraterritorial | 2017 |
| Bsmart (Crawley) Limited | Wholesale & retail | 1993 |
| Buckland Car Company Limited | Wholesale & retail | 2015 |
| Buenasado (Reading) Limited | Hospitality | 2018 |
| Buenos Aires Restaurant Holdings Limited | Administrative & support | 2014 |
| Buenos Aires Restaurant Limited | Hospitality | 2007 |
| Build BK Limited | Construction | 2026 |
| Buildwood Ltd | Manufacturing | 2019 |
| Bulkscapes Limited | Administrative & support | 2016 |
| Bulletpoint Consult Ltd | Professional & scientific | 2022 |
| Bullimores LLP | | 2007 |
| Bumblebear Ltd | Professional & scientific | 2026 |
| Bunsentertainment Ltd | Arts & recreation | 2021 |
| Burford Lodge Estate Management Company Limited | Real estate | 1997 |
| Burford Lodge Freehold Limited | Real estate | 2002 |
| Burford Lodge Management Company Limited | Real estate | 1997 |
| Burgh Heath Glass Limited | Wholesale & retail | 2018 |
| Burghley Homes Limited | Construction | 2021 |
| Burney Estate Management Limited | Households | 2003 |
| Burnt Oak Farm & Kennels Limited | Agriculture & fishing | 2002 |
| Bury Hill Estate Management Limited | Real estate | 2013 |
| Bury Hill Limited | Information & communication | 2019 |
| BUS Life Ltd | Real estate | 2023 |
| Bushbranch Limited | Professional & scientific | 2000 |
| Bushbranch Productions Limited | Information & communication | 2021 |
| Bushbranch Studios Limited | Information & communication | 2022 |
| Business Image Holdings Limited | Financial services | 2011 |
| Business Image Limited | Manufacturing | 2002 |
| Businessoxygen Consulting Limited | Professional & scientific | 2009 |
| Busy Books Limited | Professional & scientific | 1999 |
| Butterfield Court Management (Great Bookham) Limited | Real estate | 1989 |
| Buxton Place (Caterham) Management Company Limited | Households | 2006 |
| Buzz Production Limited | Manufacturing | 2007 |
| Bwhd Ltd | Information & communication | 2023 |
| Byways Solutions Ltd | Information & communication | 2025 |
| C & C Estates Southern Limited | Real estate | 2024 |
| C & D King Limited | Manufacturing | 1983 |
| C & D Wiltshire & Co LLP | | 2007 |
| C & D Wiltshire Ltd | Administrative & support | 2013 |
| C & M Projects Limited | Manufacturing | 2004 |
| C Jones Enterprise Limited | Professional & scientific | 2015 |
| C R J Partners Limited | Hospitality | 2012 |
| C-3PL Logistics Limited | Transport & logistics | 2023 |
| C-H 238 Dorking Limited | Real estate | 2021 |
| C-H Q Score Holdings Limited | Financial services | 2026 |
| C-Lewis Southeast Ltd | Construction | 2019 |
| C. & S. (Dorking) Limited | Construction | 1991 |
| C. Ansell & Sons Developments Ltd | Real estate | 2015 |
| Cadogan Court (Sutton) Garage Management Limited | Real estate | 1987 |
| Calen Glazing Limited | Construction | 2016 |
| Callaghan Consulting Ltd | Professional & scientific | 2022 |
| Camber Holiday Cottages Limited | Administrative & support | 2016 |
| Camelot Events Limited | Arts & recreation | 2002 |
| Camilla Drive(Westhumble)Limited | Households | 1961 |
| Camp Martial X Limited | Education | 2024 |
| Campbell Charles Associates (2000) Limited | Professional & scientific | 1999 |
| Campbell Court (Leatherhead) Management Company Limited | Households | 1986 |
| Campbell Irvine Finance Ltd | Extraterritorial | 2021 |
| Camreg Limited | Wholesale & retail | 2006 |
| Camwood Freeholds Limited | Households | 2001 |
| Cannabiz Limited | Wholesale & retail | 2019 |
| Caparica Consulting Limited | Real estate | 2016 |
| Capital Real Estate Partners LLP | | 2009 |
| Capital Surveillance Ltd | Wholesale & retail | 2022 |
| Caplan Estate Limited | Real estate | 1982 |