| Best Solutions C.B. Ltd | Professional & scientific | 2022 |
| Best Solutions C.T.R. Ltd | Professional & scientific | 2022 |
| Bestbid International Ltd | Wholesale & retail | 2021 |
| Bhbds Limited | Health & social care | 2011 |
| Bieberco Limited | Real estate | 1964 |
| Bilaur-S Ltd | Transport & logistics | 2023 |
| Bildrite Limited | Construction | 2026 |
| Bill Brown Bags Limited | Wholesale & retail | 2002 |
| Billionaires Holiday Giveaway Ltd | Other services | 2026 |
| Bills Rail Logistics Ltd | Construction | 2026 |
| Bimmers & Dubs Ltd | Wholesale & retail | 2014 |
| BIN and Grin Ltd | Administrative & support | 2026 |
| Bindon Design Group (UK) Limited | Professional & scientific | 2023 |
| Birch Court (Fittleworth) Management Company Limited | Households | 2018 |
| Bircham Electrical Services Limited | Construction | 2019 |
| Birds of Paradise Deli Ltd | Wholesale & retail | 2025 |
| Bishops Courtyard (Chichester) RTM Company Limited | Households | 2019 |
| Bistro 359 Ltd | Hospitality | 2021 |
| BIT Beads Ltd | Wholesale & retail | 2023 |
| Bits and Parcels Ltd | Transport & logistics | 2025 |
| Bitterate Sounds Ltd | Information & communication | 2025 |
| Bizcart Ltd | Wholesale & retail | 2025 |
| Bizrush Ltd | Wholesale & retail | 2025 |
| Bizwork Digital Ltd | Professional & scientific | 2025 |
| Black Duck Flooring Limited | Construction | 2019 |
| Black Flag Coaching Ltd | Professional & scientific | 2024 |
| Blackbirds FUN for Kids Ltd | Education | 2015 |
| Blackbrow Legal Services Ltd | Professional & scientific | 2006 |
| Blackbrow Will Writers Limited | Professional & scientific | 2005 |
| Blackstaffe Trading Limited | Wholesale & retail | 2015 |
| Blackwell Publishers (Trustees) Limited | Professional & scientific | 1972 |
| Blackwell Science (Overseas Holdings) Limited | Other services | 1996 |
| Blackwell Science (Trustees) Limited | Other services | 1982 |
| Blake International Limited | Professional & scientific | 1995 |
| Blakes View (Pook Lane) Residents Management Company Limited | Households | 2021 |
| Blakes View Management Company Limited | Households | 1994 |
| Blaze Building and Landscaping Ltd | Construction | 2023 |
| Blondeswan Events Limited | Administrative & support | 2021 |
| Blooming Jo’S Limited | Wholesale & retail | 2021 |
| Blue Croft Management Company Limited | Real estate | 2015 |
| Blue Giraffe Ltd | Professional & scientific | 2025 |
| Blue Raspberry Ltd | Other services | 2003 |
| Blueberry (West Sussex) Limited | Construction | 2011 |
| Blueberry Key Ltd | Other services | 2020 |
| Bluedotaug Ltd | Professional & scientific | 2018 |
| Bluevale Ltd | Education | 2026 |
| BM Works Ltd | Wholesale & retail | 2026 |
| BMC Peak Performance Ltd | Professional & scientific | 2022 |
| BMT Rentals Ltd | Real estate | 2025 |
| BN1 Funfair Rides Limited | Arts & recreation | 2015 |
| BNP Autos Ltd | Wholesale & retail | 2026 |
| BNS Carpentry Limited | Construction | 2014 |
| BNS Property Ltd | Real estate | 2026 |
| Bognor Accountants Limited | Professional & scientific | 2025 |
| Bognor Amateur Boxing Club Ltd | Other services | 2020 |
| Bognor Bites Ltd | Hospitality | 2024 |
| Bognor Exit Room Ltd | Arts & recreation | 2015 |
| Bognor Fade Station Ltd | Other services | 2025 |
| Bognor Fish Limited | Hospitality | 2024 |
| Bognor Fishermens Association CIC | Agriculture & fishing | 2025 |
| Bognor Foods Ltd | Wholesale & retail | 2019 |
| Bognor Freemasons Hall Limited | Other services | 1929 |
| Bognor Garage and Car Sales Limited | Wholesale & retail | 2020 |
| Bognor GAS Services Limited | Construction | 2011 |
| Bognor Medical Practice Limited | Health & social care | 2024 |
| Bognor Motors Leasing Limited | Wholesale & retail | 2001 |
| Bognor Motors Limited | Wholesale & retail | 1956 |
| Bognor Pier Trust C.I.C. | Arts & recreation | 2013 |
| Bognor Regis Business Improvement District Limited | Other services | 2018 |
| Bognor Regis Cleaning Services Ltd | Administrative & support | 2026 |
| Bognor Regis Golf Club | Arts & recreation | 2016 |
| Bognor Regis Limited | Other services | 1994 |
| Bognor Regis MRC Limited | Arts & recreation | 2012 |
| Bognor Rovers Football Club Limited | Arts & recreation | 2025 |
| Bognor Vape Ltd | Wholesale & retail | 2026 |
| Bognor Vineyard | Other services | 2000 |
| Bognorphenia C.I.C. | Arts & recreation | 2014 |
| Bolas Solutions Ltd | Information & communication | 2024 |
| Bond Clinic Ltd | Other services | 2022 |
| Borislav Borisov Limited | Construction | 2025 |
| Bouncing Stars Ltd | Administrative & support | 2024 |
| BOW Kitchens & Bathrooms Limited | Construction | 2017 |
| BOX10 Digital Limited | Information & communication | 2013 |
| Boxgrove Cars Limited | Wholesale & retail | 2004 |
| Boxt Burgers Ltd | Hospitality | 2021 |
| BPN Home Services Ltd | Manufacturing | 2014 |
| BPS Garden Machinery Limited | Manufacturing | 2012 |
| BPV Systems Limited | Information & communication | 2019 |
| Brackenbury Designs Ltd | Construction | 2010 |
| Bradleys Bathrooms Limited | Construction | 2015 |
| Bradwell Court (Management) Company Limited | Real estate | 2007 |
| Bramber Court Management Limited | Households | 1959 |
| BRC Stoneworks Ltd | Construction | 2026 |
| BRE Furnishings Limited | Extraterritorial | 2026 |
| Brhlet Ltd | Hospitality | 2023 |
| Bridglex Ltd | Information & communication | 2026 |
| Bright & Tidy Touch Ltd. | Administrative & support | 2025 |
| Bright Lifting Services Limited | Construction | 2009 |
| Bright Moon Chinese Limited | Hospitality | 2024 |
| Brighton Piri Piri Limited | Hospitality | 2015 |