- Anglia Ruskin University
- Argyll & Bute CHP / NHS Highland
- The Association of Occupational Therapists in Mental Health
- Avon and Wiltshire Mental Health Partnership NHS Trust
- Birmingham Health Authority
- Black Country Partnership NHS Foundation Trust
- Bro Morgannwg NHS Trust
- Broadmoor Hospital Authority
- Camden & Islington Mental Health & Social Care NHS Trust
- Capio Healthcare UK
- Cardiff & Vale NHS Trust
- Care UK Ltd
- Care Services Improvement Partnership
- Complex Care Service ~ Wolverhampton
- Conwy & Denbighshire NHS Trust
- Covenant Churchill London Clinic
- County Durham & Darlington Priority Services NHS Trust
- Department of Health
- Doncaster IAPT
- Doncaster & South Humber Healthcare NHS Trust
- Ealing, Hammersmith & Fulham Mental Health NHS Trust
- Ealing PCT
- East Thames Group Limited
- Face Recording & Measurement Systems Limited
- Fife Primary Care NHS Trust
- The Friarage Hospital NHS Trust
- GateHouse Conferences & Training
- Gateshead Council
- Greater Glasgow PCT
- Hambleton & Richmondshire PCT
- Health Advisory Service (HAS 2000)
- Health Education Authority
- Hounslow & Spelthorne Community & Mental Health NHS Trust
- Julian Housing Support Trust Limited
- Lancashire Care NHS Foundation Trust
- Leicestershire Health Authority
- Lincolnshire Partnership NHS Trust
- London Borough of Tower Hamlets Social Services
- Mind (National Office & Local Associations)
- Newham Community Health Services NHS Trust
- NHS West Midlands Regional Office
- NIMHE South East Development Centre
- North Nottinghamshire Health Authority
- North Yorkshire Health Authority
- NSUN (National Survivor User Network)
- Open University
- Partnerships in Care
- Pavilion Publishing
- Rotherham PCT
- The Sainsbury Centre for Mental Health
- Sheffield Care Trust
- Somerset Health Authority
- South Gloucestershire PCT
- South Staffordshire Healthcare NHS Trust
- South Tyne & Wearside Mental Health NHS Trust
- South West Yorkshire Partnership NHS Foundation Trust
- States of Jersey Health & Social Services
- Surrey Hampshire Borders NHS Trust
- The Specialised Health Services Commission for Wales
- Tees Health Authority
- University of Birmingham
- West Kent Health Authority
- West London Mental Health NHS Trust
- West Midlands Specialised Services Agency
- West Sussex County Council Social & Caring Services
- Wolverhampton City PCT
- Wyeth Pharmaceuticals