| F & C Asset Management plc | London |
| F. Hinds Ltd | Uxbridge |
| F10 Sponsorship | London |
| The FA Premier League | London |
| Family Investments | Brighton |
| Farmhouse Fare | Clitheroe |
| Fast Track London | London |
| Feather Brooksbank | Edinburgh |
| Federal Express Europe Inc | Stansted |
| Federation of Artistic Roller Skating | Thatcham |
| The Federation of Disability Sport Wales (FDSW) | Cardiff |
| The Federation of Disability Sport Wales (FDSW) | Cardiff |
| The Federation of Sports & Play Association | Kenilworth |
| Federation of Yorkshire Sport | Leeds |
| Fenwick Ltd | Newcastle upon Tyne |
| Ferrero UK Ltd | Watford |
| FIA (Federation Internationale De l'Automobile) | 75008 Paris |
| Fiat Auto (UK) Ltd | Slough |
| Field Fisher Waterhouse | London |
| Fields in Trust | London |
| Fieldwork Education Ltd | London |
| FIFA (Federation Internationale de Football Association) | Zurich |
| The Financial Times Ltd | London |
| The Financial Times Ltd | London |
| Findel PLC | Ilkley |
| Fingal | London |
| First Choice Holidays PLC | Crawley |
| First Drinks Brands Ltd | Southampton |
| First Great Western | London |
| First Hydro | Deeside |
| First ScotRail | Glasgow |
| Fisheye | London |
| Fit 4 Funding (Charities Information Bureau) | Wakefield |
| Five Ltd | London |
| Flogas UK Ltd | Leicester |
| Flybe | Exeter |
| Flying Aces Ltd | London |
| FM Global | Windsor |
| Focus DIY Ltd | Crewe |
| Fondation Prométhéa | 1050 Brussels |
| Football Association of Wales Ltd (FAW) | Cardiff |
| The Football Association (FA) | London |
| The Football Conference | Birmingham |
| The Football Foundation | London |
| The Football League | London |
| The Football League Commercial Office | London |
| Football Supporters' Federation | Kingston upon Thames |
| Force 10 Marketing | Lymington |
| The Ford Britain Trust | Brentwood |
| Ford Motor Company Ltd | Brentwood |
| Foresters | Bromley |
| Forestry Commission England | Cambridge |
| Forum for Kultur & Naeringsliv | 0303 Oslo |
| Fossil UK Ltd | Milton Keynes |
| Foster Refrigerator (UK) Ltd | King's Lynn |
| Foster Wheeler Energy Ltd | Reading |
| Foster's EMEA | Twickenham |
| Four Sports, Arts & Sponsorship | London |
| Franklin Templeton Investments | London |
| Fred Olsen Cruise Lines | Ipswich |
| Fred Perry Ltd | London |
| French Connection Group Plc | London |
| Friday-Ad Ltd | Hassocks |
|
Friends of Animals League (FOAL) | Biggin Hill |
| Friends Provident | Dorking |
| Fujifilm UK Ltd | Bedford |
| Fuller Smith & Turner PLC | London |
| Fundacão Luso-Americana para o Desenvolvimento | 1249-090 Lisbon |
| The Furnishing Service Ltd | Glasgow |
| Fuse SPORT | Manchester |
| Fusion Sponsorship Ltd | Cardiff |
| Future Publishing Ltd | Bath |
| Fyffes PLC | Basingstoke |
