Meet our executive directors

Dorothy Hosein

Dorothy Hosein, Chief Executive

Dorothy joined the Trust as Interim Chief Executive on 1st November 2018. Dorothy has extensive experience as a senior healthcare leader with private sector experience, and has delivered quality, performance and financial improvements at a range of hospitals, the most recent being Mid-Essex Hospital (January – September 2018)  and three years at the Queen Elizabeth Hospital in King's Lynn.  Dorothy was appointed as permanent Chief Executive for the Trust in December 2019.


Executive directors

Marcus Bailey

Marcus Bailey, Chief Operating Officer

Marcus has extensive experience within the NHS ambulance sector combining clinical and operational leadership roles. Marcus was appointed as Chief Operating Officer (COO) in October after taking up the role of Acting COO in February. Professionally he is a registered paramedic and nurse (adult) who combines his leadership role with clinical practice.

He joined the ambulance service in 1998 as a student ambulance technician, becoming a paramedic in 2002, before moving into education. He is currently completing a Florence Nightingale Scholarship focusing on leadership.

Marcus's role focuses on the effective and quality patient care through delivery of our services to patients. This is achieved through leading a team of clinicians and managers across the sectors in Emergency Operations, Non-Emergency operations and our Ambulance Operations Centres. This also includes a leadership role with our community first responders (CFRs).

Kevin Smith - Director of Finance and Commissioning

Kevin Smith, Director of Finance and Commissioning

Kevin has more than 20 years' experience in NHS finance, working in the acute, community, mental health and ambulance sectors as well as experience in the construction industry. He began his career at Great Yarmouth and Waveney Health Authority, progressing through finance roles at the James Paget Hospital and Norfolk Mental Health, before joining the East Anglian Ambulance Trust in 2005. Following the merger of ambulance services in 2006, Kevin was appointed as Deputy Director of Finance for East of England Ambulance Service, continuing in this role until appointed as Acting Director of Finance in June 2014. Kevin was appointed Director of Finance and Commissioning in January 2016.


Dr Tom Davis, Acting Medical Director

Dr Tom Davis, Medical Director

Dr Tom Davis was appointed as Medical Director in June 2018, after two years as Deputy Medical Director. He qualified as a doctor in 2004 and worked in London and Bath as a junior doctor before moving to Buckinghamshire to take up a training post in General Practice. On completing his training in 2011 he became a Partner GP before moving into a portfolio of clinical, management and training roles prior to joining the Trust in 2016. He is also the Named Doctor for Safeguarding within the Trust.




John Syson

John Syson, Interim Director of Workforce

John Syson joined the service in February 2020 as Interim Director of Workforce on a twelve month secondment from Royal Papworth Hospital NHS Foundation Trust, where he was Deputy Director of Workforce and Organisational Development and played a major role in delivering their successful move to the Cambridge Biomedical Campus.

John is a member of the Chartered Institute of Personnel and Development (CIPD) and has held a number of senior workforce roles.