| Balasana Bristol - Baby Massage, Birth & Postnatal Doula, Childminding | Doula | The Barre Fitness Studio | Daily Open 24 hours |
| Balmoral Systems Ltd | Fire alarm supplier | Unit 3, Brunel Lock Development, Smeaton Rd | Mon–Fri 09:00–17:00 |
| Banh Wagon | Vietnamese restaurant | 12 Colston St | Mon–Fri 11:00–20:00 |
| Bar 44 Bristol | Tapas bar | 18-20 Regent St | Wed–Thu 17:00–23:00 |
| Barefoot Architects | Architect | Unit 5, 2 Paintworks | Mon–Fri 09:00–18:00 |
| Barrdale French Polishers | Furniture repair shop | The Polygon, Fourth Way | Daily 07:00–19:00 |
| BarrettStacey Accounting Limited | Bookkeeping service | Henleaze House, 13 Harbury Rd | Mon–Fri 09:00–17:00 |
| Barroux | Wine bar | 19 Chandos Rd | Wed 18:00–22:00 |
| Bath Rd Massage | Massage parlor | 387 Bath Rd | Wed–Sun 10:00–02:00 |
| Bathl Hex Chauffeurs Service | Limousine service | 33 Carisbrooke Rd | Daily Open 24 hours |
| Batida | Pan-Latin restaurant | 85 Whiteladies Rd | Mon–Wed 16:00–22:00 |
| Battery Technologies UK | Battery wholesaler | Unit 3, 12 Emery Rd. | Thu 09:00–17:00 |
| BCDF Ltd | Loan agency | 27-29 Great George St | Mon–Fri 09:00–18:00 |
| Be Birth | Doula | 37 Carrington Rd | Daily Open 24 hours |
| Beard Medical Practice - Private GP Bristol | Doctor | Litfield House Medical Centre, 1 Litfield Place, Clifton Down | Thu 08:15–18:00 |
| Beauchamp Property Services | Home builder | 64 Bath Buildings | Daily Open 24 hours |
| Beautology | Laser hair removal service | 107 Coldharbour Rd, Westbury Park | Thu 09:30–20:00 |
| Bedminster Road Post Office | Post office | 80 Bedminster Rd | Fri–Sat Open 24 hours |
| Behling Insulation Supplies | Tienda de materiales de aislamiento | Unit 6, Newbridge Trading Estate, Newbridge Cl | Mon–Fri 07:00–17:00 |
| Bell Tools | Tool shop | 311 St John's Ln | Mon–Fri 07:00–17:30 |
| Ben Smith | Web designer | 30 Perrycroft Rd | Thu 09:00–17:00 |
| bePractical DIY | Training centre | 33 Brislington Hill | Mon–Wed 09:00–21:00 |
| Bespoke Signs & Plastics Ltd | Plastic fabrication company | Unit 119, Central Park, Petherton Rd | Mon–Fri 08:00–17:00 |
| Better2Know | STD clinic | Temple Quay, Unit 3 The Square | Mon–Sat 08:00–21:00 |
| BGS Bristol (North Somerset) | Door supplier | 1-2 Albert Cres | Daily Open 24 hours |
| Bianchis | Northern Italian restaurant | 1-3 York Rd | Tue–Thu 17:30–23:00 |
| Biblos wapping wharf | Fusion restaurant | Unit 3 Gaol Ferry Steps | Mon–Fri 12:00–15:00, 17:00–21:00 |
| Bikeforyou Ltd | Bicycle repair shop | 188 Henleaze Rd | Mon–Fri 09:00–17:30 |
| Biza Biza | Bar & grill | 15 Foundry Ln | Thu 17:00–22:00 |
| Black Sheep | Tattoo and piercing shop | 153 Wick Rd | Tue–Sat 10:30–17:30 |