| | PR Agency Name | Location |  |  |  |  |
 | Beverley Cable PR | .11 St. Christophers Place, Marylebone, London
| | | | |
 | Beverley Wigg | .Foxhill Barn, East Ruston, Norwich, Norfolk [Norfolk] [East Anglia] [England] | |  | | |
 | BGB & Associates | .Westminster Palace Gardens, Artillery Row, Westminster, London
| | | | |
 | BH PR & Communication | .60a Friar Gate, Derby [Derby] [East Midlands] [England] | |  | | |
 | BHR Communications | .The White Cottage The Street, Long Stratton, Norwich. [Norfolk] [East Anglia] [England] | |  | | |
 | Biddick Associates Ltd | .Triton Court, 14 Finsbury Square, Shoreditch, London
| |  | | |
 | Biddick Associates Ltd. | .Sun House, 31-35 Sun Street, London
| | | |  |
 | Biersdorf | .133 Long Acre, London.
| | | | |
 | Big | .Flat 139, Clydesdale Tower, Holloway Hd, Birmingham. [West Midlands] [West Midlands] [England] | | | | |
 | Big Blue | .50 Albany Street, Edinburgh,Midlothian [City of Edinburgh] [Lothian] [Scotland] | | | | |
 | Big Cat Group | .Griffin House
18-19 Ludgate Hill
Birmingham [West Midlands] [West Midlands] [England] | |  |  |  |
 | Big Cat Group London | .Dragon Court,
27 Macklin Street
London
| |  | |  |
 | Big Cat Group Ltd | .Vincent House
92-93 Edward Street [West Midlands] [West Midlands] [England] | 1 |  | |  |
 | Big Fish PR | .The Manor, Alexandra Rd, Pudsey. [West Yorkshire] [North East] [England] | | | | |
 | Big Partnership Aberdeen | .The BIG Partnership
11 Thistle Place
Aberdeen AB10 1UZ [Aberdeenshire] [Grampian] [Scotland] | |  | |  |
 | Big Partnership Aberdeen | .11a Bon Accord Crescent,Aberdeen,Aberdeenshire [Aberdeenshire] [Grampian] [Scotland] | | | | |
 | Big Partnership Edinburgh | .26 Great King Street, Edinburgh [City of Edinburgh] [Lothian] [Scotland] | |  | | |
 | Big Partnership Group Ltd | .5 Claremont Terrace, Glasgow
| | | | |
 | Big Table PR Ltd | .15 George Street, Nottingham [Nottinghamshire] [East Midlands] [England] | | | | |
 | BIG WAVE PR | .10 RAILWAY STREET
MANNINGTREE [Essex] [South East] [England] | 2 |  |  |  |