- Advantage Recruitment Ltd
- Advencare Staffing Solutions Agency
- Affecto Recruitment
- AFI group of companies
- African Wildlife Foundation
- AG Globe Services
- AGC Immigration and Recruitment Services Inc.
- Ageas Insurance Limited
- Agence Vitae Conseil
- Agile
- Agility
- Agincare Uk
- AHL Resourcing Solutions
- AJ Chambers
- Akkodis Group AG
- Al Ghalia WLL
- Alani Tech
- Albatross Global Solutions
- Albion Recruitment
- Alchemy Recruitment
- Aldena Asscoicates Ltd
- Alegion Search & Selection Ltd
- Alex Flowers Limited
- Alexander Leigh Recruitment Ltd
- Aligra Personnel Limited
- All Care
- All Ways Sales Ltd
- Alliance Consulting
- Alliance Consulting
- Alliance for recruitment