- NIHR ARC East of England
- NIHR ARC East Midlands
- NIHR ARC Greater Manchester
- NIHR ARC Kent, Surrey and Sussex
- NIHR ARC North East and North Cumbria
- NIHR ARC North Thames
- NIHR ARC Northwest London
- NIHR ARC North West Coast
- NIHR ARC Oxford and Thames Valley
- NIHR ARC South West Peninsula
- NIHR ARC Wessex
- NIHR ARC West
- NIHR ARC West Midlands
- NIHR ARC Yorkshire and Humber
- AHSN East of England
- Cambridgeshire and Peterborough NHS Foundation Trust (CPFT)
- Child and Adolescent Mental Health Services
- College of North West London (CNWL)
- Health Innovation Network
- King’s College Hospital
- King’s College London
- Lancaster University
- London School of Economics
- London School of Hygiene and Tropical Medicine
- MIND
- NHS England
- NICE
- National Service User Network
- Personal Social Services Research Unit
- Rethink
- Royal College of Psychiatrists
- South London and Maudsley NHS Foundation Trust
- University of Cambridge
- University of East Anglia (UEA)