| FASTREMS LIMITED | Wembley | A rating |
| Fastway Construction Limited | London | A rating |
| FASTWAY COURIERS LTD | Manchester | A rating |
| Fat Badger Harrogate (UK) Ltd | Harrogate | A rating |
| Fat Cafe Limited | Essex | A rating |
| FAT CAT HOSPITALITY LIMITED | coventry | A rating |
| Fat Cat Leisure Hampton Ltd | Hampton | A rating |
| Fat Fish Digital Ltd | Dunstable | A rating |
| FAT LAZY FROG LTD | Chertsey | A rating |
| Fat Llama Limited | London | A rating |
| Fat Macy's Limited | London | A rating |
| Fat Ox Beckenham Ltd | Beckenham | A rating |
| FAT PAT'S LIMITED | MANCHESTER | A rating |
| FAT RASCAL HOSPITALITY LIMITED T/A THE ROYAL HOTEL | Carnforth | A rating |
| Fat Toni's Franchise Management Limited t/a Fat Toni's | Stroud | A rating |
| Fat Twins Birmingham Ltd TA Fat Twins | Birmingham | A rating |
| Fat Twins Reading Ltd | Croydon | A rating |
| FATA Automation Limited | Worcester | A rating |
| FATCOI LIMITED | Egham | A rating |
| Fateh 2020 Ltd t/a Fire Donner | Edinburgh | A rating |
| FATEH AUTO SERVICES LTD | Nottingham | A rating |
| FATEH CHAND ELECTRONICS TRADING UK LTD | Dudley | A rating |
| Fateh Construction London Ltd. | Belvedere | A rating |
| FATEH DISTRIBUTION SERVICES LIMITED | Slough | A rating |
| Fateh PVT LTD | Fleet | A rating |
| Fateless Ltd | Worthing | A rating |
| Fatema export and Import Ltd | Ipswich | A rating |
| Fatfinger Atelier Ltd | Cramlington | A rating |
| Fathe Services Ltd | Slough | A rating |
| FATHER'S FARM FOODS LTD | Bradford | A rating |
| FATHERSOLUTION LTD | Birmingham | A rating |
| Fathom Financial Consulting Ltd | London | A rating |
| Fatima & Sons Ltd T/A Fat Fox Pizza Den | Norfolk | A rating |
| FATIMA ENTERPRISE LIMITED T/A La Bella Napoli, La Cucina Italiana, Mare Pizza Tico Taco | LONDON | A rating |
| FATIMA FOODS (UK) LTD | Darlaston | A rating |
| FATIMA TANDOORI LTD | Manchester | A rating |
| FATIMAS INDIAN DELI LTD | Bolton | A rating |
| fatjor ltd | Brighton | A rating |
| Fatkin Ltd | London | A rating |
| Fatrok Care services Ltd | Kent | A rating |
| Fattboyz Ltd | Edinburgh | A rating |
| Fatto a Mano Ltd | Brighton | A rating |
| FATTY FOODIE LTD | LONDON | A rating |
| Faughnan Developments Limited | London | A rating |
| Fauld Farm LTD | Carlisle | A rating |
| Fauld Nursing Home | Burton-On-Trent | A rating |
| FaulknerBrowns LLP | Newcastle upon Tyne | A rating |
| FAULTFIXERS TECHNOLOGIES LIMITED | WINCHESTER | A rating |
| Fauna & Flora International | Cambridge | A rating |
| Faurecia | Lichfield | A rating |
| FAVED LTD | London | A rating |
| Favell Plus Surgery | Northampton, Northamptonshire | A rating |
| Faversham House Ltd | East Grinstead | A rating |
| Faversham Medical Practice | Faversham | A rating |
| Favorite Chicken & Ribs | Buckinghamshire | A rating |
| FAVORITE HORLEY LTD | Horley | A rating |
| FAVOUR CARE LIMITED | Basildon | A rating |
| Favour Health Ltd | Corby | A rating |
| Favour House | Canterbury | A rating |
| Favourit Foods Ltd | Belfast | A rating |
| Favourite Hairdresser | St Andrews | A rating |
| Favourite Pizza Littlehampton Ltd | Littlehampton, | A rating |
| FAW Bakers Kingston Farms Ltd | Haselbury Plucknett | A rating |
| Fawad Karimi, Abdul Matin Gadakhel, Mariam Nielofahr Karimi Heidari T/A G&F Supermarket | London | A rating |
| Fawaz Homecare Ltd | Hounslow | A rating |
| Fay Investment and Asset Management Ltd | London | A rating |
| Faya Trading Limited | London | A rating |
| Fayat Lifting Ltd | London | A rating |
| FAYE (UK) LIMITED | LONDON | A rating |
| FAYMS RETAILS LIMITED | Newcastle upon Tyne | A rating |
| Faynuus Hope Community | London | A rating |
| Faysha Limited | Northfleet | A rating |
| FAYZANO LIMITED | London | A rating |
| FAZ CONVENIENCE STORE LIMITED | Warrington | A rating |
| FAZAL JAN MEAT AND GROCERIES LTD | Edinburgh | A rating |
| FAZAMI LTD | MANCHESTER | A rating |
| Fazatex Limited | Birmingham | A rating |
| Fazeela Javed c/o Abbas Halal Meats | Edinburgh | A rating |
| Fazin Healthcare Limited | Basildon | A rating |
| FAZU INVESTMENTS LIMITED | Birkenhead | A rating |
| FB 786 TRADING & CO LTD | Blackpool | A rating |
| FB Dental | Liverpool | A rating |
| FB GANTS HILL LTD | Ilford | A rating |
| FB-H LIMITED | Hounslow | A rating |
| FB&C Ltd | London | A rating |
| FBA COURIERS LTD | Radcliffe | A rating |
| FBA Technical services Ltd | Warwick | A rating |
| FBA(UK)LTD | London | A rating |
| FBAASA LTD | Manchester | A rating |
| FBC Care Homes Ltd T/A Cherry Holt Care Home | Retford | A rating |
| FBC WAREHOUSE LIMITED | Chatham | A rating |
| FBED LABS LTD | London | A rating |
| FBP INVESTMENTS LTD | London | A rating |
| FBS BUILDERS LTD | Middlesbrough | A rating |
| FC 003 Limited | Manchester | A rating |
| FC 01 Limited | London | A rating |
| FC Brothers Limited T/A Wingers | Stafford | A rating |
| FC Capital Limited | London | A rating |
| FC Construction Group Ltd | Manchester | A rating |
| FC FLEET LIMITED | Slough | A rating |
| FC Indian Ltd | Mansfield | A rating |
| FC Millheath Ltd | Newport | A rating |
| FC People | London | A rating |
| FC Summerhill NH LTD | Bettws Newport | A rating |
| FCamara Consulting & Training | London | A rating |
| FCB Health London Limited | London | A rating |
| FCB Inferno Limited | London | A rating |
| FCBA Group Ltd T/A Ali's Chippy | Rochdale | A rating |
| FCC Construccion SA UK Branch | London | A rating |
| FCC Environment (UK) Limited | Doncaster | A rating |
| FCC Industrial UK Limited | London | A rating |
| FCCE Innovation Limited | Sittingbourne | A rating |
| FCF (UK) LIMITED | England | A rating |
| FCFFFG Ltd | London | A rating |
| FCG Homecare Limited t/a GoodOaks Homecare | Sandown | A rating |
| FCMB Bank (UK) Limited | London | A rating |
| FCMS (NW) LTD | Blackpool | A rating |
| FCNA HOMECARE LIMITED | Bolton | A rating |
| FCS COV LIMITED | Coventry | A rating |
| FCS Facades Limited | Biggin Hill | A rating |
| FD Law Limited t/a Hayes Connor Solicitors | London | A rating |
| FD PROJE UK LTD | LONDON | A rating |
| FD Technologies Plc | Newry | A rating |
| FDA Buenos Aires Ltd | Solihull | A rating |
| FDA La Boca Limited | Birmingham | A rating |
| FDBS London Limited | London | A rating |
| FDJ Gaming Solutions UK Limited | London | A rating |
| FDLDN Limited | London | A rating |
| FDM Group Limited | Brighton | A rating |
| FDMUK Ltd. | london | A rating |
| FDR Social Care Ltd | Northampton | A rating |
| FDS Building Services Consultancy Limited | Greenhithe | A rating |
| FDS CORPORATION LIMITED | GREAT BLAKENHAM | A rating |
| FDT Construction Services Limited | London | A rating |
| FDTK Consultancy Ltd | London | A rating |
| FDX SPORTS AND OUTDOORS LTD | London | A rating |
| FE CARE LTD | Milton Keynes | A rating |
| FE-GER TRADING LIMITED | Brentford | A rating |
| Fea Card Limited | London | A rating |
| FEA FOODS LTD | London | A rating |
| Feanor Capital Partners Limited | London | A rating |
| Fearless Adventures Academy | Wilmslow | A rating |
| Fearless Logistics Ltd | Bourne | A rating |
| FEARLESS YOUTH ASSOCIATION LTD | NOTTINGHAM | A rating |
| Fearnley Securities Limited | London | A rating |
| Fearnley UK Limited | Westhill | A rating |
| Fearnleys Shipbrokers UK Ltd | London | A rating |
| Fearns Ltd t/a Bromley Park Dental and Implant Centre | Shortlands | A rating |
| Fears Watch Company Limited | Bristol | A rating |
| Feasible Healthcare Ltd | Leeds | A rating |
| FEAST YARD LTD t/a Feast Yard | London | A rating |
| Feather-Stone Care Limited | Northampton | A rating |
| Featherstone High School | Southall | A rating |
| Featherstone Newsagent Ltd Trading As Byram Park Stores | Byram | A rating |
| Featuristic group (breathe Deep) Limited | London | A rating |
| FEB BROS LTD TA USA FRIED & peri peri chicken | Didcot | A rating |
| FEBE GROUP LTD | London | A rating |
| Fecund Care Providers Ltd | Kingston upon Hull | A rating |
| Fecund Care Providers Ltd | Hull | A rating |
| FED CAFE LTD | Bristol | A rating |
| Fedaia Partners LLP | London | A rating |
| Fedash Consultancy Limited | Sunderland | A rating |
| Fedcap UK | Stockton-On-Tees | A rating |
| Fedenss Limited | Bakewell Road, | A rating |
| Federal Cafe Limited | Manchester | A rating |
| Federal-Mogul Ltd | Manchester | A rating |
| Federated Financial Technology Limited | London | A rating |
| Federated Hermes Limited | London | A rating |
| Federation of Family Practices Derry CIC | Derry/LDerry | A rating |
| Federation of London Youth Clubs | London | A rating |
| Federation of Synagogues | London | A rating |
| Federation Stories Ltd | London | A rating |
| FedEx Express UK Limited | Atherstone | A rating |
| Fedizen Limited | Upminster | A rating |
| FEDNET WTE CIC | London | A rating |
| Fedora Marketing Ltd | MAIDSTONE | A rating |
| Fedrigoni U.K Limited | Northampton | A rating |
| Feeali's Barbers Limited | Stoke On Trent | A rating |
| Feebris Ltd | London | A rating |
| Feed Factors Limited | Richmond | A rating |
| Feed Me Light Limited | London | A rating |
| Feed4ward Control Ltd | Portsmouth | A rating |
| Feedmark Limited | Harleston | A rating |
| Feedr Ltd | London | A rating |
| FeedStock Ltd. | London | A rating |
| Feedzai UK Limited | London | A rating |
| Feel Care Domiciliary Services Ltd | London | A rating |
| Feel Food Limited | London | A rating |
| FEEL GOOD AUTOS LIMITED t/a Feel Good Autos | Newcastle upon Tyne | A rating |
| FEEL&GOOD LTD | LONDON | A rating |
| Feeld Ltd | Carlisle | A rating |
| FEELINGS OF WOODFORD LTD | Woodford Green | A rating |
| FEELLOCAL FOOD AND WINE LTD | colchester | A rating |
| Feelmyflo | Twickenham | A rating |
| Feelunique International Limited | London | A rating |
| FEG Ltd | Washington | A rating |
| Fego Caffe Cobham Limited | Cobham | A rating |
| FEI DA LONDON LIMITED | Croydon | A rating |
| Feilden Clegg Bradley Studios LLP | Bath | A rating |
| Feilden Fowles Architects Limited | London | A rating |