Government
- Department for children, schools and families (DCSF)
- Department for Business, Enterprise and Regulatory Reform (BERR)
- Department for Work and Pensions (DWP)
- Cabinet Office
- Office for National Statistics (ONS)
- Office for Standards in Education (Ofsted)
- Qualifications and Curriculum Authority (QCA)
- Various Local Authorities (LAs)
Research
- National Centre for Social Research
- Forum for the Future
- Graduate Prospects (HECSU)
Market Research
- Adwise
- CSA
- Eryo
- GfK
- Ipsos (in England RSL)
- La voix du Client
- LH2
- Médiamétrie
- Mindshift (Sweden) / KPMG (Netherlands)
- MV2 ETC
- NOP
- Objectif Marketing
- Opinion Way
- TMO Regions
- TNS Healthcare
- Taylor Nelson Sofres (TNS)
Motor
- PSA Peugeot Citroën
- Renault (through CSA)
Telecom
- SFR (through CSA)
International
- United Nations Children's Fund (UNICEF)
- United Nations Drugs Control Program (UNDCP)