- Commissioning Solutions Scotland Ltd
- CompleteRecruitment.com
- Computability Recruitment
- computer jobs ltd
- Computer Recruiter
- Comtecs Ltd
- Concentrix
- Concept Care Solutions
- Connect44 AG
- Connections Recruit
- connectlogic
- Conrec Computer Recruitment Limited
- Conrec Computer Recruitment Ltd
- ContentSquare
- ConvaTec