- F Hinds Ltd
- F1rst Commmercial Recruitment Ltd
- Famous Blue
- Farralls Transport Limited
- Fastnet - The Talent Group
- Fasttrack Personnel
- FD Capital Recruitment
- Fenton Energy Ltd
- Fenwick Consulting Ltd
- Fenwick Ryan Ltd
- FGS Recruitment
- FHS24 - Friendly Healthcare Services
- FI Solutions
- Fibre Wind Ltd
- Fill Recruitment
- fill-a-job
- Find A Job (East Anglia) Ltd
- FingerPrint Employment Solutions
- Finlay James Associates Limited
- Finlay James Associates Limited
- Finlay James Associates Ltd
- FINTEC recruit
- Fintrax Group Holdings Ltd
- First 4 Personnel
- First 4 Personnel Ltd
- First Achieve Ltd
- First Call
- First Choice Recruitment
- First City Nursing Services
- First City Recruitment Solutions