Clinical Commissioning Groups
- NHS Bedfordshire, Luton and Milton Keynes CCG
- NHS Cambridgeshire and Peterborough CCG
- NHS East and North Hertfordshire CCG
- NHS Herts Valleys CCG
- NHS Mid Essex CCG
- NHS Norfolk and Waveney CCG
- NHS North East Essex CCG
- NHS Basildon and Brentwood CCG
- NHS Castle Point and Rochford CCG
- NHS Southend CCG
- NHS Thurrock CCG
- NHS West Essex CCG
- NHS Ipswich and East Suffolk CCG
- NHS West Suffolk CCG
Mental Health Trusts
- Cambridgeshire and Peterborough NHS Foundation Trust
- Hertfordshire Partnership NHS Foundation Trust
- Norfolk and Waveney Mental Health NHS Foundation Trust
- North Essex Partnership NHS Foundation Trust
- South Essex Partnership University NHS Foundation Trust
- Suffolk Mental Health Partnership NHS Trust
Acute Trusts
- Bedfordshire Hospitals NHS Foundation Trust
- Cambridgeshire Community Services NHS Trust
- Cambridge University Hospitals NHS Foundation Trust
- Colchester Hospital University NHS Foundation Trust
- East and North Hertfordshire NHS Trust
- Hinchingbrooke Health Care NHS Trust
- Ipswich Hospital NHS Trust
- James Paget University Hospitals NHS Foundation Trust
- Mid and South Essex NHS Foundation Trust
- Norfolk and Norwich University Hospitals NHS Foundation Trust
- Papworth Hospital NHS Foundaton Trust
- Peterborough and Stamford Hospitals NHS Foundation Trust
- Princess Alexandra Hospital NHS Trust
- Queen Elizabeth Hospital King's Lynn NHS Trust
- West Hertfordshire Teaching Hospitals Trust
- West Suffolk Hospitals NHS Trust