
Mid and South Essex NHS Foundation Trust is an NHS foundation trust based in Essex, England. It runs three major hospitals across Essex, and a number of smaller community hospitals. One of the biggest NHS trusts in the country, it serves a population of 1.2 million people[2] and has an annual revenue of over £850m.
The trust was established on 1 April 2020 following the merger of three existing NHS trusts: Basildon and Thurrock University Hospitals NHS Foundation Trust, Mid Essex Hospital Services NHS Trust and Southend University Hospital NHS Foundation Trust.[3]