| Britcher & Rivers Ltd | East Sussex | 1998 |
| Britco Food Ltd | Romford | 2024 |
| Britdine Ltd | Bracknell | 2024 |
| Brite Star Services Ltd | Birmingham | 2025 |
| Britexecstays Ltd | Waltham Abbey | 2025 |
| Britfoodcatering Limited | Barking | 2025 |
| Brithdir Mawr Cyfyngedig | Bangor | 2020 |
| Britindia Foods Ltd | Worcester | 2024 |
| British Asian Fusion Ltd | Harrow | 2023 |
| British Beef Jerky Limited | Morpeth | 2004 |
| British Corner Shop Group Limited | London | 2020 |
| British European Investments Limited | Cheam | 1995 |
| British Italian Sweet Shop Ltd | London | 2019 |
| British Motor Industry Heritage Centre Limited | Warwickshire | 1988 |
| British RAJ Ltd | Haslemere | 2024 |
| British Showjumping Training Limited | Coventry | 2018 |
| British-Asian Catering Ltd | Dagenham | 2014 |
| Britiss Fried Chicken Ltd | London | 2023 |
| Britlodge Limited | Manchester | 2025 |
| Britnett MK Limited | Bedford | 2009 |
| Brito Food Company Ltd | Wingrave | 2025 |
| Britons Arms Limited | Norwich | 2021 |
| Britorian International Limited | Morecambe | 2021 |
| Britpak Limited | St. Helens | 2023 |
| Britresto Ltd | London | 2025 |
| Brits Connect Ltd | Loughton | 2015 |
| Brits Cottage Ltd | London | 2018 |
| Britsteam Ltd | Wembley | 2024 |
| Brittanniacourt Leisure (Harrogate) Limited | Harrogate | 1990 |
| Brittanniacourt Leisure Limited | North Yorkshire | 1990 |
| Brittany Hogarth Events Ltd | Lancaster | 2024 |
| Brittany House Apartments Limited | London | 2004 |
| Brittany Inns Limited | Tunbridge Wells | 1986 |
| Brittany Services Limited | Kingston Upon Thames | 2025 |
| Brittea House Limited | Liverpool | 2026 |
| Britten Empire Estates Ltd | London | 2023 |
| Britten House (Lowestoft) Limited | Lowestoft | 2011 |
| Brittlestar Limited | Morecambe | 2020 |
| Britto's Ltd | Wallsend | 2021 |
| Britto's Newcastle Ltd | Wallsend | 2021 |
| Britton and SON Limited | Ashton-Under-Lyne | 2021 |
| Britton Leisure Limited | Northumberland | 1980 |
| BRITTON2026 Ltd | Kendal | 2026 |
| Britz Fish and Chips Limited | Salisbury | 2019 |
| Britz PUB Ltd | London | 2025 |
| Britzz Limited | Feltham | 2024 |
| Brivana Limited | Woking | 2026 |
| Brix & Custard Limited | London | 2025 |
| Brix Bistro Limited | Chippenham | 2012 |
| Brix Cafe Ltd | King'S Lynn | 2025 |
| Brix Catering and Events Limited | Doncaster | 2026 |
| Brix Entertainment Doncaster Ltd | Doncaster | 2025 |
| Brix FC Limited | London | 2019 |
| Brix LDN Limited | London | 2023 |
| Brix Stays Ltd | Derby | 2025 |
| Brix Subs Limited | Chigwell | 2019 |
| Brix Wine Limited | Wallasey | 2024 |
| Brixey Pizza Limited | Burnley | 2022 |
| Brixham Holiday Park Limited | Erdington | 1971 |
| Brixham Ice Cream Company Ltd | Brixham | 2013 |
| Brixham Insights Ltd | Leicester | 2016 |
| Brixham Mortar Limited | Brixham | 2018 |
| Brixham Steam Packet Co Ltd | Brixham | 2016 |
| Brixia Wine Ltd | London | 2021 |
| Brixton Associates Ltd | London | 2025 |
| Brixton Bistro Limited | London | 2023 |
| Brixton Blend Limited | London | 2016 |
| Brixton Brekkie Club Limited | London | 2020 |
| Brixton Brunch Ltd | London | 2025 |
| Brixton Cafe Ltd | London | 2020 |
| Brixton E Foods Ltd | Northampton | 2019 |
| Brixton Fish Bar Limited | Plymouth | 2010 |
| Brixton Foodland Ltd | London | 2019 |
| Brixton Grill Ltd | London | 2025 |
| Brixton Lounge Ltd | London | 2026 |
| Brixton Market Restaurants Ltd | London | 2019 |
| Brixton Nights Limited | London | 2024 |
| Brixton Opps Limited | London | 2018 |
| Brixton People's Kitchen | London | 2013 |
| Brixton Pizza Ltd | London | 2025 |
| Brixton PUB Company Ltd | London | 2022 |
| Brixton ROW Ltd | London | 2023 |
| Brixton Subs Ltd | Aberdeen | 2023 |
| Brixton Tasty Ltd | London | 2021 |
| Brixton's Best Food Ltd | London | 2019 |
| Brixworth Tandoori Takeaway Ltd | Northampton | 2016 |
| Briyani Boss Limited | Sutton | 2025 |
| Brizzle Born and Bread Limited | Bristol | 2012 |
| Brizzolari Limited | Gateshead | 2020 |
| Brizzolari's Bar Ltd | Dalton-In-Furness | 2021 |
| Brizzolaris Sulla VIA Ltd | Ulverston | 2026 |
| BRJ Hospitality Limited | London | 2022 |
| BRK Investment Limited | Bedworth | 2019 |
| Brkglobalholdings Ltd | Weston-Super-Mare | 2025 |
| BRKT3 Fish Limited | Chatham | 2024 |
| BRL Boucher Ltd | Belfast | 2024 |
| BRL Catering Ltd | Carrickfergus | 2020 |
| Brlink Limited | London | 2019 |
| Brlondon Limited | London | 2024 |
| BRM Egremont House Limited | Brighton | 2021 |