| FIXXXIT BODYWORKS LTD | London | A rating |
| FIZA & CO UK LTD | LONDON | A rating |
| FIZA FOODS LTD | BACUP | A rating |
| Fiza Spice Ltd | Cockermouth | A rating |
| FIZAH GROCERS (HG) LIMITED | CHEADLE | A rating |
| FIZHAS LTD | HINCKLEY | A rating |
| FIZZ CONSULTANCY LTD | Ipswich | A rating |
| FIZZ INVESTMENTS LTD | Worcester | A rating |
| FIZZA ELECTRONICS LIMITED | Manchester | A rating |
| Fizzy Moon Limited | Leamington Spa | A rating |
| FJ Corvan Limited | Southall | A rating |
| FJ&B LTD | London | A rating |
| fjaka Limited | Wolverhampton | A rating |
| Fjara Cafe Bar Ltd | Lerwick | A rating |
| FJB ROOFING SERVICES LTD | Leicester | A rating |
| FJB SCOTLAND LTD | Fordoun | A rating |
| FJG Garages Limited | Liverpool | A rating |
| FJL Recycling Ltd | Uxbridge | A rating |
| FJM CALDER LTD | LONDON | A rating |
| FJM Calder Ltd T/A CALDER PHARMACY & MEDSPA BEAUTY CLINIC | W11 3JS | A rating |
| FJM International Solicitors and Lawyers LLP T/A IMMIGRATION.UK | London | A rating |
| FJN MANAGEMENT SERVICES LTD | Lincoln | A rating |
| FK ELECTRICAL AND PLUMBING SUPPLIES LIMITED | ILFORD | A rating |
| FK Food Centre Ltd. T/A Catford Food Centre | London | A rating |
| FK MEDICS LTD | Manchester | A rating |
| FK RETAIL LTD | Glasgow | A rating |
| FK7 FOODS LTD t/a Spice of Life | Stirling | A rating |
| FKD Logistics Ltd | Gravesend | A rating |
| FKN Facades UK Limited | London | A rating |
| FKP Scorpio Entertainment Ltd | Potters Bar | A rating |
| FKP Scorpio Uk Ltd | London | A rating |
| FKS CLINIC LTD | LONDON | A rating |
| FKW LIMITED | KENTON | A rating |
| FKZ FOODS LTD T/A LEVANT | GLASGOW | A rating |
| FLACKWELL FOOD AND WINE LTD | High Wycombe | A rating |
| Fladda Maid Fishing Company Limited | Inverness | A rating |
| Flag Communication Ltd | London | A rating |
| Flag Telecom UK Limited | London | A rating |
| Flagship Advisory Partners Ltd | London | A rating |
| Flagship Housing Group | Norwich | A rating |
| Flagship Pioneering UK Limited | London | A rating |
| Flagship Technologies ltd | Heathrow | A rating |
| Flagstaffe ltd | Cranage | A rating |
| Flagstone Group Limited | London | A rating |
| Flahive Brickwork Limited | Watford | A rating |
| FLAIR ADVERTISEMENT LTD | Nottingham | A rating |
| FLAIR AFRO COS LTD | Croydon | A rating |
| Flair Care Solutions Limited | WAKEFIELD | A rating |
| Flair Flooring Supplies Limited | Hadfield | A rating |
| Flair Furniture Ltd | Heckmondwike | A rating |
| Flakt Woods Ltd | Colchester | A rating |
| FlaktGroup UK Limited | Hereford | A rating |
| FlaktWoods Ltd | Colchester | A rating |
| Flam Construction Limited | Enfield, LONDON | A rating |
| Flamco Ltd | St Helens | A rating |
| FLAME & ALL LIMITED | Aylesbury | A rating |
| Flame & Ice Ltd | Dudley | A rating |
| Flame & Stone Pizza Limited | Princes Risborough | A rating |
| Flame Ingo Grill Ltd | Leicester | A rating |
| Flame Tree Publishing Ltd | Fulham | A rating |
| Flamelily Independent Living Ltd | Andover | A rating |
| Flamer's Piri Piri Ltd | London | A rating |
| FLAMES GRIL LIMITED | Exeter | A rating |
| Flamin' Patties Limited | Birmingham | A rating |
| FLAMING GRILL AND PERI PERI LTD | HERTFORDSHIRE | A rating |
| FLAMING LEEK (ST) LIMITED | Leek | A rating |
| Flamingo Flames Grill Ltd | Feltham | A rating |
| Flamingo Flames LTD | Hanworth | A rating |
| Flamingo Horticulture Investments Ltd | Stevenage | A rating |
| Flamingo Land Ltd | Malton | A rating |
| Flamingo Pharma (UK) Limited | Kingston Upon Hull | A rating |
| Flanagan Lawrence Limited | London | A rating |
| Flanders Investment & Trade | London | A rating |
| FLANX LTD | London | A rating |
| Flapjax Limited | Birmingham | A rating |
| Flare Bright Ltd | Aylesbury | A rating |
| Flare Products Ltd | Stewartby | A rating |
| Flash Bug Intelligence Ltd | Chatham | A rating |
| FLASH CARGO SERVICES LTD | Greenford | A rating |
| Flash Climbing Centre Ltd | Solihull | A rating |
| Flash Flooring & Construction Ltd | Edgware | A rating |
| Flash Global Ltd | London | A rating |
| Flash Pack Travel Ltd | London | A rating |
| FLASH RETAIL LIMITED | London | A rating |
| FLASH TECH IT SOLUTIONS LTD | Coventry | A rating |
| FLASH WASTE REMOVAL LTD T/A FLASH WASTE REMOVAL | Ilford | A rating |
| Flash9 Ltd | London | A rating |
| Flashbay Ltd | London | A rating |
| FLASHFIT LTD | Birmingham | A rating |
| FLASHFIX EUROPE LTD | London | A rating |
| Flashpoint Management Consultants UK Ltd | London | A rating |
| Flat 33 Limited | London | A rating |
| Flatbread Turkish Bakery House Limited | Edinburgh | A rating |
| Flatcircle Limited | Bridge of Weir | A rating |
| FLATFAIR LIMITED | London | A rating |
| Flatiron Health UK Ltd | St Albans | A rating |
| Flatirons Solutions Ltd | Derby | A rating |
| Flatmead Ltd | Clacton on Sea | A rating |
| FLATPAY APS | London | A rating |
| Flats4All Ltd | ENFIELD | A rating |
| Flatshare Ltd | Stockport | A rating |
| Flatt Consulting Ltd | Caterham | A rating |
| Flatworld Solutions UK Ltd | Leeds | A rating |
| FLAVACO UK LTD | London | A rating |
| FlavaraTrading Limited T/A Daawat | Nuneaton | A rating |
| Flaverco Limited | Bamber Bridge, | A rating |
| Flavia Morellato Ltd | London | A rating |
| Flavorfix Limited T/A Mother Hubbard's Dunstable | Dunstable | A rating |
| Flavors of India Ltd | Hounslow | A rating |
| Flavour Enterprises Ltd | Wickham | A rating |
| Flavour Management Limited T/A Pali Kitchen | Ruislip | A rating |
| Flavour of Mauritius | Reading | A rating |
| Flavour Of Persia Ltd | London | A rating |
| Flavour Warehouse Limited | Lower Darwen | A rating |
| Flavouroo Limited | Portsmouth | A rating |
| FLAVOURPALACE LTD T/A BLAZEBITES | BOLTON | A rating |
| Flavours Bengali Cuisine LTD | Worcestershire | A rating |
| Flavours by Kumar Ltd T/A Flavours by Kumar | Ramsgate | A rating |
| FLAVOURS FOOD AND CATERING LIMITED | Raynes Park | A rating |
| Flavours Gelato London Ltd | London | A rating |
| Flavours Pizza and Grill Ltd | Wolverhampton | A rating |
| Flavourworks Limited | Crowborough | A rating |
| Flawk Ltd | London | A rating |
| FLAWLESS BEAUTY AND LASER CLINIC LTD | Bristol | A rating |
| Flawless Care Pvt Limited | Oadby | A rating |
| FLAWLESS CARE SERVICES LTD | Barnsley | A rating |
| Flawless Feet Limited | London | A rating |
| Flawless Fine Jewellery | London | A rating |
| Flawless Holdings Limited | London | A rating |
| Flawless Money Limited | Surbiton | A rating |
| Flawless UK Vape Distribution Ltd | Leicester | A rating |
| FLB ACCOUNTANTS LLP | BERKSHIRE | A rating |
| FLB Group Ltc | Dalkeith | A rating |
| Fledglings (Rossington) Ltd | Doncaster | A rating |
| Fleeko Limited | London | A rating |
| Fleet (Line Markers) Limited | Malvern | A rating |
| Fleet Architects Limited | London | A rating |
| Fleet Bidco Limited | London | A rating |
| Fleet Catering Consultants Ltd | Northallerton | A rating |
| Fleet Comms Ltd | Ossett | A rating |
| Fleet Dental Centre Limited | Fleet | A rating |
| Fleet Foods Ltd | Oldham | A rating |
| FLEET LUXURY PRINT SOLUTIONS LTD | Rochester | A rating |
| Fleet Maine Garage | Coventry | A rating |
| Fleet Maintenance Ireland Ltd | Craigavon | A rating |
| Fleet Oil Ltd | Hawkwell | A rating |
| FLEET SERVICE LTD | PRESTON | A rating |
| Fleet Source LImited | Letchworth Garden City | A rating |
| Fleet Street Clinic | London | A rating |
| Fleet Valley Care Home | Gatehouse of Fleet | A rating |
| Fleet X logistics ltd | London | A rating |
| FleetCheck Limited | Nr Cirencester | A rating |
| Fleetcor Europe Limited | London | A rating |
| Fleetcraft Limited | London | A rating |
| Fleete Group Limited | London | A rating |
| Fleetmill Limited TA Legend footwear | Greenford | A rating |
| Fleetright Limited | Wickford | A rating |
| FLEETWISE LTD | Armagh | A rating |
| Fleetwood Architectural Aluminium Ltd | SLOUGH | A rating |
| Fleetwood Community Care Limited | Fleetwood | A rating |
| Fleetwood Cricket & Sports Club | Fleetwood | A rating |
| Fleetwood Strategy Limited | London | A rating |
| Fleetwood Wanderers Limited | Thornton-Cleveleys | A rating |
| FLEETWOODS MINIMART LTD | LIVERPOOL | A rating |
| Fleming & Howland Ltd | Burnley | A rating |
| Fleming Architects | Cheltenham | A rating |
| Fleming Nash Healthcare Ltd | Essex | A rating |
| Fleming Stores Limited | Southampton | A rating |
| Flender Limited | Leeds | A rating |
| FLENTEX LIMITED | Cardiff | A rating |
| Fleogan Ltd | Croydon | A rating |
| Flesh Ripping Sonic Torment Ltd | London | A rating |
| Fletcher Crane Architects Ltd | Hampton Wick | A rating |
| Fletcher Moorland | Stoke-on-Trent | A rating |
| Fletcher Priest Architects LLP | London | A rating |
| Fletcher's Stirling Limited | STIRLING | A rating |
| Fletchers Accountants Limited | Dukinfield | A rating |
| Fletchers Solicitors Limited | Manchester | A rating |
| FLETCHERWILSON Ltd | Tring | A rating |
| Fleuve Investments Limited | London | A rating |
| Flex Farming Limited | London | A rating |
| FLEX FAST PHYSIO LIMITED | Birmingham | A rating |
| Flex Legal Limited | London | A rating |
| Flex Living LTD | London | A rating |
| FLEXBM LTD | LONDON | A rating |
| Flexciton Limited | London | A rating |
| Flexcon Europe Ltd | GLENROTHES | A rating |
| FLEXEJ LIMITED | Stroubridge | A rating |
| FlexEnable Technology Ltd | Cambridge | A rating |
| Flexenet Limited | Abbotsley | A rating |
| Flexera Software Limited | Risley | A rating |
| Flexi Care & Support Ltd | Barnsley | A rating |
| Flexi Coventry Ltd | Coventry | A rating |
| Flexi Direct Ltd | Northampton | A rating |
| Flexi Feast Limited | London | A rating |
| Flexi First Class Care Ltd | Barnsley | A rating |
| Flexi Group Limited | Great Dunmow | A rating |
| Flexi Healthcare Services Limited | SLOUGH | A rating |
| Flexibeau Care | Basingstoke | A rating |
| FLEXIBLE 247 SERVICES LTD | Barking | A rating |