| Charles Lyndon Limited | London | A rating |
| Charles Marcus Group Services Ltd | Fareham | A rating |
| Charles Michie Pharmacy | Aberdeen | A rating |
| Charles Novacroft Direct | Brixworth | A rating |
| Charles Rippin and Turner | Middlesex | A rating |
| CHARLES RIVER LABORATORIES EDINBURGH LIMITED | EAST LOTHIAN | A rating |
| CHARLES RUSSELL SPEECHLYS LLP | LONDON | A rating |
| Charles Scott & Partners Consulting Engineers Limited | GLASGOW | A rating |
| Charles Simmons Immigration Solicitors | Essex | A rating |
| Charles Square Limited | London | A rating |
| Charles Taylor Limited | London | A rating |
| CHARLES TAYLOR TRADING LTD | CHEDDLETON | A rating |
| Charles Trent Ltd | Poole | A rating |
| Charles Tyrwhitt Shirts Limited | London | A rating |
| Charles Wells Ltd | Bedford | A rating |
| Charles White (NI) Limited | Belfast | A rating |
| Charles William Limited | London | A rating |
| CHARLES WILLIAM PROPERTY INVESTMENT LTD | London | A rating |
| CharlesII Partners LLP | London | A rating |
| CHARLESTON CONVENIENCE LIMITED | Dundee | A rating |
| Charleston Stores Ltd | Dundee | A rating |
| Charlesworth Engineering Ltd | Lisburn | A rating |
| Charlesworth Nicholl & Co | CREDITON | A rating |
| Charlesworth Publishing Services Ltd | Huddersfield | A rating |
| CHARLESWORTH REST HOME LIMITED | Brighton | A rating |
| CHARLESWORTH REST HOME LTD | Brighton | A rating |
| CHARLIE 71023 LTD T/A THE BAYLEAF | LEICESTER | A rating |
| CHARLIE DRINK LIMITED T/A HIGH STREET NEWS | Wolverhampton | A rating |
| Charlie Oscar Group Limited | London | A rating |
| CHARLIE'S DISCOUNT BOOZE LIMITED | Southampton | A rating |
| CHARLIES FROZEN FOOD & CONVENIENCE STORE LTD | Hartlepool | A rating |
| Charlies Kebab House | Birmingham | A rating |
| Charlotte Cave Limited | London | A rating |
| Charlotte Desorgher T/A Hipsinc | East Grinstead | A rating |
| Charlotte House Care Ltd | Newcastle under Lyme | A rating |
| CHARLOTTE MAGAZINES UK LTD T/A CHARLOTTE STREET MAGAZINES | LONDON | A rating |
| Charlotte Mensah Limited | London | A rating |
| Charlotte Simone | London | A rating |
| Charlotte Street Partners | Edinburgh | A rating |
| Charlotte's Cloud Ltd | London | A rating |
| Charlsbury Enterprises LTD | Oxford | A rating |
| CHARLTON ATHLETIC FOOTBALL COMPANY LIMITED | LONDON | A rating |
| Charlton Athletic Football Company Ltd | London | A rating |
| Charlton Athletic Women FC | London | A rating |
| CHARLTON ATHLETIC WOMENS FOOTBALL CLUB LIMITED | Charlton | A rating |
| CHARLTON AUTO REPAIR CENTRE LIMITED | London | A rating |
| Charlton Brown Architects Limited | London | A rating |
| Charlton Hill Surgery J82025 | Andover | A rating |
| Charlton Kings Care Home | Cheltenham | A rating |
| Charlton Kings Cricket Club | Cheltenham | A rating |
| CHARLTON MASJID TRUST | London | A rating |
| Charlton Park Academy | London | A rating |
| Charlton Park Stables | Malmesbury | A rating |
| Charlton Somerset Hospitality Ltd | Shepton Mallet | A rating |
| Charlton Traders Ltd | London | A rating |
| Charm (UK) Limited | London | A rating |
| Charm Therapeutics Limited | London | A rating |
| Charminar Restaurant Ltd | London | A rating |
| Charming (London) Limited T/A Charming Nails | London | A rating |
| CHARMING CHIC LTD | South Shields | A rating |
| Charms Energy Ltd | Brighton Road | A rating |
| Charms Enterprise Ltd | Orpington | A rating |
| CHARMSTREND LTD | Manchester | A rating |
| Charndra Local Group Ltd | Gillingham | A rating |
| Charndra Stores | London | A rating |
| Charnett Company Limited | Leighton Buzzard | A rating |
| Charnley Care Homes Limited | Bracknell | A rating |
| Charnwood Community Medical Group | Loughborough | A rating |
| Charnwood Country Residence | Hereford | A rating |
| Charnwood House Nursing Home Limited t/a Charnwood House Nursing Home | Gloucester | A rating |
| Charringtons (London) Limited | London | A rating |
| Charro Dental Practice Limited | Rhayader | A rating |
| CHARSI DERA RESTAURANT LTD | Birmingham | A rating |
| Charst Limited | Basildon | A rating |
| Chart Down News | Dorking | A rating |
| CHARTAC PRACTICE LIMITED | Birmingham | A rating |
| Chartam House Nursery Limited | Maidenhead | A rating |
| Chartbeech Ltd | Exeter | A rating |
| Charter Global Ltd | Reading | A rating |
| Charter Green Limited | Harrow | A rating |
| Charter Kontron Ltd | Milton Keynes | A rating |
| Charter Property Ltd | London | A rating |
| Chartered Accountants Benevolent Association | Rugby | A rating |
| Chartered Institute of Arbitrators | London | A rating |
| Chartered Institute of Building | Bracknell | A rating |
| Chartered Institute of Export & International Trade | Peterborough | A rating |
| Chartered Institute of Internal Auditors | London | A rating |
| Chartered Institute of Personnel and Development | Wimbledon | A rating |
| Chartered Institute of Public Finance and Accountancy (CIPFA) | London | A rating |
| Chartered Institution of Highways and Transportation | London | A rating |
| Chartered Management Institute | Corby | A rating |
| Charterfields (Huddersfield) Limited | Huddersfield | A rating |
| Chartergate Legal Services Limited | Milton Keynes | A rating |
| Charterhouse | Godalming | A rating |
| Charterhouse Development Capital Limited | London | A rating |
| Charterhouse Voice & Data Limited | London | A rating |
| Charteris Treasury Portfolio Managers | London | A rating |
| Charters School | Ascot | A rating |
| Charters-Reid Surveyors Ltd | York | A rating |
| CharterSync Limited | Croydon | A rating |
| ChartIQ UK Ltd | London | A rating |
| Chartwell Care Services Limited | Leicester | A rating |
| Chartwell Construction Limited | London | A rating |
| Chartwell Consulting Ltd | London | A rating |
| Chartwell Controls Limited | Westerham | A rating |
| Chartwell Marine | Bursledon | A rating |
| Chartwell Partners Ltd | London | A rating |
| Chartwell Private Hospitals Ltd | ESSEX | A rating |
| Charworth Limited | South Ockendon | A rating |
| Chase Apartments | London | A rating |
| Chase Buchanan Consulting Ltd | Basingstoke | A rating |
| CHASE CHILDCARE LTD | London | A rating |
| Chase Department Stores Ltd | West Bromwich | A rating |
| Chase Engines Ltd | Newcastle under Lyme | A rating |
| Chase Family Church | Enfield | A rating |
| Chase House Limited | Arlesey | A rating |
| CHASE JOINERY CONTRACTS LTD | London | A rating |
| Chase Law Limited | Glasgow | A rating |
| CHASE LODGE HOSPITAL LTD | London | A rating |
| Chase Monro Claims Ltd | Liverpool | A rating |
| Chase Software Solutions Ltd | Surbiton | A rating |
| Chase Symmons Healthcare Limited | Buckingham | A rating |
| Chasemore Farm LLP | Cobham | A rating |
| CHASFAB OPTIONS LIMITED | LONDON | A rating |
| CHASHAUK LTD | West Drayton | A rating |
| Chashtiah Educational Trust | Rochdale | A rating |
| CHASKA IN GRILL LTD | Leicester | A rating |
| Chaska Maska Limited T/A Chaska Maska | London | A rating |
| Chaska Maskaa Ltd T/A Chaska Maska | London | A rating |
| CHASNI TELFORD LIMITED | Telford | A rating |
| Chassis Cab Ltd | Ipswich | A rating |
| Chastity Ltd T/A Spirits of Virtue | Clydebank | A rating |
| Chastleton Medical Group | Durham | A rating |
| CHASTON HOUSE LTD | Acton | A rating |
| CHATEAUFORM' UK LTD | Kent | A rating |
| Chatha & Co (UK) Ltd | Coventry | A rating |
| Chatha North Limited | Welling | A rating |
| Chatha PJ Limited | Welling | A rating |
| Chatha Sidcup Limited | Welling | A rating |
| CHATHA TRANSPORT LTD | Featherstone | A rating |
| Chatha's Retail Ltd | Bradford | A rating |
| Chatham Cash and carry Ltd | Chatham | A rating |
| CHATHAM CLINIC LTD | Manchester | A rating |
| Chatham Express Limited | Dartford | A rating |
| Chatham Financial Europe Ltd | London | A rating |
| CHATHAM LOCAL | Chatham | A rating |
| Chatham Street Surgery | Reading | A rating |
| Chatham Visionplus Limited T/A Specsavers Opticians | Chatham | A rating |
| Chatresh Consultants Limited | London | A rating |
| Chatsworth Bidco Limited | Chipping Norton | A rating |
| Chatsworth Communications Limited | London | A rating |
| CHATSWORTH CONSORTIUM LIMITED | London | A rating |
| Chatsworth Convenience Store | Fleetwood | A rating |
| CHATTELS SECURITY & SERVICES LTD | London | A rating |
| CHATTERBOX CAFE GRILL LIMITED T/A Chatterbox Cafe | Bognor Regis | A rating |
| ChatterBug LTD | Leeds | A rating |
| Chatteris Off Licence Limited | Chatteris | A rating |
| Chattermill Analytics Limited | London | A rating |
| Chattersense SCIO | Glasgow | A rating |
| Chattha Brothers Ltd | Wallington | A rating |
| CHATTHA FOOD 303 LTD | BRISTOL | A rating |
| Chattpatta Bazar Ltd | Southall | A rating |
| Chatts Leisure Limited | Barnard Castle | A rating |
| Chatwala Ltd | Leicester | A rating |
| CHAU UK2 LTD T/A Delicious Pho | Windsor | A rating |
| CHAU-UK LIMITED T/A DELICIOUS PHO | London | A rating |
| Chaucer Syndicates Limited | London | A rating |
| CHAUDHARI BURGER LIMITED T/A UNCLE SAMS HAMBURGER EXPRESS | WEST SUSSEX | A rating |
| CHAUDHARY&CO LIMITED | Glasgow | A rating |
| Chaudhry Investments Limited | Cardiff | A rating |
| Chaudhry Retail Services Ltd | Luton | A rating |
| Chaudrys Foods t/a Cafe Rajas Ltd | Bradford | A rating |
| CHAUHAN BUILDING SOLUTIONS LTD | ROMFORD | A rating |
| Chauhan Solicitors | London | A rating |
| Chauhaus Ltd t/a KitchenW8 | London | A rating |
| Chaulas Limited | Lewes | A rating |
| Chaumet (London) Limited | London | A rating |
| Chauncy School | Ware | A rating |
| CHAUTARI PVT LIMITED T/A GURKHA VILLA | Aldershot | A rating |
| Chauvin Arnoux UK Ltd | Dewsbury | A rating |
| Chavda's Trading Limited | Leigh | A rating |
| Chavereys Limited | Faversham | A rating |
| CHAVES LLP | Hertford | A rating |
| Chawla Curry Limited | Bournemouth | A rating |
| Chawton Global Investors LLP | Shere | A rating |
| Chawton Park Surgery | Alton | A rating |
| CHAYAN LIMITED | London | A rating |
| CHAYAN LONDON LTD | London | A rating |
| Chazak Limited | London | A rating |
| CHB Design Services Ltd | Northwich | A rating |
| CHB LTD | Walton-On-Thames | A rating |
| CHC Scotia Limited | Dyce | A rating |
| CHC TECH LIMITED | Norwich | A rating |
| CHD Living Ltd | Godalming | A rating |
| CHE SERVICES LIMITED trading as Zeytin Mediterranean Restaurant | Warrington | A rating |
| Che Studios Ltd. | London | A rating |
| Cheadle (Kingsway) Sports Club Ltd | Stockport | A rating |
| CHEADLE CONVENIENCE STORE | CHEADLE | A rating |
| CHEADLE CONVENIENT STORE | CHEADLE, STOKE-ON-TRENT | A rating |
| CHEADLE HULME & ADSWOOD SERVICE AND MOT CENTRE LTD | Manchester | A rating |