- Blue Pelican
- Blue Shamrock
- Blue Sky People Ltd
- Blue Square Marketing
- Bluebell Properties London Limited
- Bluebird Care
- Bluebird Care Wellingborough
- Bluecare
- Bluega Recruitment
- Bluestream Recruitment Ltd
- BM Interim Management
- BMM Care
- BnB Outsourced Solutions
- Bond Recruitment Services Ltd
- Bowerford Associates
- BPM Maintenance
- BPO Recurit
- Bracknell Forest Council
- Bradgate Associates Recruiting
- Brainhunter UK Limited
- Brampton Recruitment Ltd
- Brampton Stafford
- Brandwidth
- Breathe Resourcing
- Bridge Human Resources Ltd
- Bridge Recruitment Uk Ltd
- Bright and Beautiful
- Bright Canary
- Bright Horizons Family Solutions
- Bright Leaf People