| Botteginos Limited | Bristol | A rating |
| BOTTLE & BREW LIMITED T/A WV10 LOCAL | WOLVERHAMPTON | A rating |
| BOTTLE AND BOARD LTD | Malvern | A rating |
| Bottle Butler Limited | Solihull | A rating |
| Bottle PR Ltd | Oxford | A rating |
| Bottle Top Drinks Ltd | Oxford | A rating |
| Bottles Group Ltd. | London | A rating |
| Bottomline Technologies Limited | Theale | A rating |
| Bottreaux Surgery | Boscaslte | A rating |
| Botz Limited | London | A rating |
| Boubker Delights Limited T/A Treatz | South Ruislip | A rating |
| Boucherne Ltd | Maldon | A rating |
| BOUCHON CONSULTING LIMITED | London | A rating |
| Bouchon restaurant ltd | Hexham | A rating |
| Boudica Entertainment Limited | Birmingham | A rating |
| BOUJEE BAD LIMITED | COVENTRY | A rating |
| BOULANGERIE DE PARIS LIMITED | UXBRIDGE | A rating |
| BOULANGERIE PIERRE ALIX LTD | LONDON | A rating |
| Boulder Creek International plc | London | A rating |
| Boult Audio Limited | London | A rating |
| Boult Wade Tennant LLP | London | A rating |
| Boultham Park Medical Practice | LINCOLN | A rating |
| BOUNCE INTERACTIVE LTD | LONDON | A rating |
| Bound Rates Limited | London | A rating |
| Boundary London Limited | London | A rating |
| BOUNDARY SERVICE STATION LIMITED | Enfield | A rating |
| Boundary Visualisation Limited t/a The Boundary | London | A rating |
| Boundaryless Ltd | London | A rating |
| Bounteous UK Ltd | London | A rating |
| BOUNTIFUL CARE & SUPPORT SERVICES LIMITED | SOUTHAMPTON | A rating |
| Bountiful Cow Ltd | London | A rating |
| BOURAQ UK LTD | London | A rating |
| Bourbon Automotive Plastics Northampton Limited | Northampton | A rating |
| Bourn Hall Limited | Bourn | A rating |
| BOURN LONDON LTD | BIRMINGHAM | A rating |
| Bourne Dental Practice | Bourne | A rating |
| Bourne Education Trust | Epsom | A rating |
| Bourne Hall Dental Practice | Ewell | A rating |
| Bourne Health Partnership | Purley | A rating |
| Bourne Holidays Limited | Hemel Hempstead | A rating |
| Bourne Partners UK Limited | London | A rating |
| Bourne Stores | Swindon | A rating |
| Bourne-Citizen Ltd | Bournemouth | A rating |
| Bournemouth 5 Domiciliary Specsavers Limited | Worthing | A rating |
| Bournemouth Assistance Ltd | Poole | A rating |
| Bournemouth Aviation Services Ltd | Christchurch | A rating |
| Bournemouth Baby Centre LLP | Ringwood | A rating |
| Bournemouth Cricket Club | CHRISTCHURCH | A rating |
| Bournemouth Noodle Ltd t/a NoodleBar Restaurant | Bournemouth | A rating |
| Bournemouth Rainbow Ltd | Bournemouth | A rating |
| Bournemouth Symphony Orchestra | Poole | A rating |
| Bournemouth University | Poole | A rating |
| Bournemouth Visionplus LTD | Bournemouth | A rating |
| Bournemouth, Christchurch and Poole Council | Bournemouth | A rating |
| Bourns Limited | Bedford | A rating |
| BOURSE AND BAZAAR FOUNDATON | London | A rating |
| Bourton Vale Cricket Club | Cheltenham | A rating |
| Bourville Service Station | Avon | A rating |
| BOUSSARD & GAVAUDAN PARTNERS LIMITED | LONDON | A rating |
| Boustead International Heaters Ltd | Burgess Hill | A rating |
| Boutcher Church of England Primary School | London | A rating |
| Boutique 50 Ltd | Glasgow | A rating |
| BOUTIQUE HEALTH TOUR LTD | Coventry | A rating |
| BOUVY GLOBAL LTD | New Malden | A rating |
| Bouwen Services Design Ltd | Rochdale | A rating |
| Bouyant-C Ltd | North Ferriby | A rating |
| BOUYGUES (U.K.) LIMITED | London | A rating |
| Bouygues E&S Solutions Limited | London | A rating |
| BOUYGUES ENERGIES & SERVICES | Motherwell | A rating |
| BOVA SPECIALS UK LIMITED | London | A rating |
| Boverton Post office and Stores | SOUTH WALES | A rating |
| Bovey Tracey Cricket Club | Bovey Tracey | A rating |
| Bovine Burger Ltd | London | A rating |
| Bovingdon Spice House Limited T/A Zeera Restaurant Bovingdon | Bovingdon | A rating |
| Bovis Construction (Europe) Limited | London | A rating |
| BOW ADMISSION SERVICE LTD | London | A rating |
| Bow Fiddle Fishing Company Limited | Buckie | A rating |
| BOW MOTOR AID LIMITED | LONDON | A rating |
| Bow Muslim Community Centre | London | A rating |
| Bow Muslim Cultural Centre | London | A rating |
| BOW PIZZA LIMITED | LONDON | A rating |
| Bow Street Hotel Limited | London | A rating |
| Bow Tie Construction Ltd | High Wycombe | A rating |
| BOW WOW LONDON LIMITED | London | A rating |
| Bowbridge Stroud Limited | Stroud | A rating |
| Bowcliffe Wealth Management | Leeds | A rating |
| Bowden Chemicals Limited | Worthing | A rating |
| Bowden Derra Park Limited | Launceston | A rating |
| Bowdon Club Ltd | Altrincham | A rating |
| Bowe IQ Ltd | Holmfirth | A rating |
| Bowen Craggs & Co Ltd | London | A rating |
| Bower & Bailey LLP | Witney | A rating |
| Bower Cotton Hamilton LLP | London | A rating |
| Bower House Inn | Cumbria | A rating |
| Bower Mount Medical Practice | Maidstone | A rating |
| Bower Roebuck & Co. Ltd. | Holmfirth | A rating |
| Bowerbird Consulting Ltd | Bath | A rating |
| Bowers Electrical Engineering Services Limited | Northampton | A rating |
| Bowers Electricals Ltd | Heanor | A rating |
| Bowers Way Dental Practice | harpenden | A rating |
| Bowerswood House Retirement Home Ltd | Preston | A rating |
| Bowery Europe Limited | London | A rating |
| BOWFISH (UK) LIMITED | London | A rating |
| Bowie Carpentry and Construction Ltd | Hereford | A rating |
| Bowimi Limited | Bath | A rating |
| BOWL BUTLER LIMITED | SURREY | A rating |
| Bowland Care Services Ltd | Preston | A rating |
| Bowleaze Limited t/a The Riviera Hotel | Dorset | A rating |
| Bowles and wyer Limited | Pitstone | A rating |
| Bowling & Co | London | A rating |
| Bowling Green Dental Care | Leicester | A rating |
| BOWLZ LTD | Slough | A rating |
| Bowman International Limited | Abingdon | A rating |
| Bowman Power Group Limited | Southampton | A rating |
| Bowman Riley Architects Ltd | Skipton | A rating |
| Bowman Sculpture Limited | London | A rating |
| Bowmark Capital LLP | London | A rating |
| Bowmer & Kirkland Ltd | Belper | A rating |
| Bowra Limited | Maidenhead | A rating |
| Bowse Consultancy Limited | Maidstone | A rating |
| BOX 4 YOU LIMITED | Bexleyheath | A rating |
| Box Associates Limited | London | A rating |
| Box Broadband Limited | Leigh on Sea | A rating |
| Box Technologies Limited | Thame | A rating |
| Box to Box Films Limited | London | A rating |
| Box Twenty Consulting Engineers Ltd | Bristol | A rating |
| Box UK Limited | Cardiff | A rating |
| Box.com (UK) Limited | London | A rating |
| Box'd Shipping Ltd | Caterham | A rating |
| BOX2PACK LTD | Borehamwood | A rating |
| BOXARR LIMITED | Bristol | A rating |
| Boxberg Capital Limited | London | A rating |
| Boxcat Studio | Maidstone | A rating |
| Boxcentric Ltd | London | A rating |
| Boxer Design and Manufacturing Limited | Wilsmlow | A rating |
| Boxerdome Limited | Harrow | A rating |
| Boxergy Ltd | Livingston | A rating |
| Boxford Suffolk Holdings Ltd | Colchester | A rating |
| Boxfresh Holdings Limited | London | A rating |
| Boxkite Software Ltd | Bristol | A rating |
| BOXLEY MINIMARKET LIMITED T/A BEST ONE | Maidstone | A rating |
| Boxmoor House Dental Practice | Hertfordshire | A rating |
| Boxomatic Limited | Stockport | A rating |
| Boxphish Limited | Leeds | A rating |
| BOXRAW Ltd | Coventry | A rating |
| BOXTER LTD | Hyde | A rating |
| boxxe Limited | York | A rating |
| Boxxer Limited | Hale | A rating |
| Boyack Enterprises | Weston-super-Mare | A rating |
| BOYACK ENTERPRISES LIMITED | Weston Super Mare | A rating |
| Boyal Convenience Store | Llanhilleth | A rating |
| BOYAN TRANSPORT 2017 LTD | Gravesend | A rating |
| Boyarde Limited | Milton Keynes | A rating |
| Boyatt Wood Surgery | Eastleigh | A rating |
| Boyce Care Ltd | Ashford | A rating |
| Boyd Bedding Limited | OMAGH | A rating |
| Boyd Technologies Ashington UK Limited | Ashington | A rating |
| BOYDEN EXECUTIVE SEARCH LIMITED | LONDON | A rating |
| Boyden Stores | Southwold | A rating |
| Boyes Turner Services Ltd | Reading | A rating |
| Boyle Inns, trading as: Philomena's Sports Bar and Kitchen | London | A rating |
| BoylesSports (UK) Limited | Solihull | A rating |
| Boyndie Dental Care Limited | Banff | A rating |
| BOYNE HILL CRICKET CLUB | MAIDENHEAD | A rating |
| Boys & Maughan LLP | Margate | A rating |
| Bp Baddow road service station T/A TMK FUEL LTD | Chelmsford | A rating |
| BP CARPETS AND FLOORING LTD | KENNINGTON | A rating |
| BP DINGLE HILL | COLWYN BAY | A rating |
| BP Food and Wine | Surrey | A rating |
| BP Food and Wine | Sutton | A rating |
| BP FOOD NPT LIMITED | NEWPORT | A rating |
| BP FUEL STATION AND OFF LICENSE | Llanelli | A rating |
| BP Newsagents Ltd T/A Big Saver Convenience Store | Bristol | A rating |
| BP North Road Service Station | Newcastle Upon Tyne | A rating |
| BP Oil UK Ltd | Central Milton Keynes | A rating |
| BP Ongar Ltd | Ongar | A rating |
| BP PAYMENTS LTD | London | A rating |
| BP plc | London | A rating |
| BP Telecoms | Blackburn | A rating |
| BP.GURKHA FOODS LTD | OXON | A rating |
| BPACL Accountancy Services Limited | BOREHAMWOOD | A rating |
| BPAS | Leamington Spa | A rating |
| BPAV Technology Group Ltd | Basingstoke | A rating |
| BPC BUILDING PRODUCTS LTD | WAKEFIELD | A rating |
| BPC ENERGY LTD | ROMSEY | A rating |
| BPCE Equipment Solutions Limited UK | London | A rating |
| BPD Global Group Limited | London | A rating |
| BPG Dasari Limited | Slough | A rating |
| BPG Holding (UK) Ltd | London | A rating |
| BPI Learning Consulting UK | London | A rating |
| BPI ON DEMAND LIMITED | Windsor | A rating |
| BPM SFX Ltd | Burnley | A rating |
| BPM-Discipline UK Limited | Kingston Upon Thames | A rating |
| BPMG LIMITED T/A BETTER LETTINGS | ILFORD | A rating |
| BPNC LIMITED | Hebden Bridge | A rating |
| BPP Technical Services Ltd. | London | A rating |
| BPP University | London | A rating |
| BPR RESIDENTIAL AND COMMERCIAL LTD | BRADFORD | A rating |
| BPRO RECRUITMENT EMPLOYMENT AGENCY | Canvey Island (Essex) | A rating |
| BPS Care Homes LTD | Rushden | A rating |