Please see below for a list of our board members at the Trust and what they do.
Anita Day
Trust Chair
Anita is a chartered accountant with a background in biomedical science, and was previously an international management consultant who specialised in culture transformation and organisational optimisation. Her UK board experience encompasses stints as both director and chair in the private, public and third sectors.
Her NHS career includes time as a non-executive director at Nottingham University Hospitals NHS Trust and Worcestershire Acute Hospitals NHS Trust, and as Chair of Worcestershire Acute Hospitals NHS Trust.
In addition to her role as Chair of ENHT, she is a non-executive member of the Lincolnshire Integrated Care Board, where her particular areas of focus are workforce strategy, health inequalities and digital transformation.
She has also recently been appointed Cohort Director for NHSE’s Aspiring Chair Programme, which aims to support 40 top talent non-executives to become the NHS chairs of the future.
Adam Sewell-Jones
Chief Executive
Adam has worked in the NHS since 1992 and is passionate about continuously improving services for patients. Having joined as a trainee accountant, he qualified as a Chartered Management Accountant and held a number of finance and operational management roles in trusts in London and Essex. At Basildon and Thurrock University Hospitals NHS Foundation Trust he held the positions of Director of Finance and Continuous Improvement, Chief Operating Officer and Deputy Chief Executive.
He then went on to hold national leadership roles as Director of Provider Sustainability, Director of Improvement and Regional Director for the South West of England. In these roles he led a number of national programmes including the Virginia Mason NHS partnership, the Vital Signs programme, the Culture and Leadership programme and the Aspiring CEO programme, as well as national policies for improvement and leadership development.
Prior to joining the Trust Adam was the Chief Executive of Newham Hospital in East London. He also remains a faculty member of the Good Governance Institute.
Karen McConnell
Non-Executive Director and Vice Chair
Karen, who lives in St Ippolyts (near Hitchin), studied Bacteriology at Newcastle University before joining the Northern Regional Health Authority as a finance trainee in 1983. In 1985 she joined the Audit Commission where she completed her accountancy training. Karen held a variety of senior positions at the Audit Commission, including her role as a district auditor and regional director, before leading the Audit Practice and its 900 staff through the transition of outsourcing the Commission’s work to the private sector during 2011 and 2012.
Karen was appointed as the Comptroller and Auditor General (C&AG) for Jersey in January 2013 and completed her seven year term in December 2019. In her role as C&AG she provided the States of Jersey with independent assurance that the public finances of Jersey were being regulated, controlled and accounted for in accordance with the law. Karen is the Chair of ENH Pharma ltd and acts as an adviser to Public Sector Audit Appointments Limited.
David Buckle
Non-Executive Director and Senior Independent Director
A GP in Woodley, Berkshire for over 30 years, David also has had a long career in clinical leadership and, subsequently, medical management. In 2018 he became Medical Director for a large PCT responsible for primary care commissioning. In 2015, he was appointed as the medical director for the Herts Valleys Clinical Commissioning Group before retiring in early 2018. David was a non-executive director for the Berkshire Healthcare NHS Foundation Trust where he chaired the Quality committee and then a Non-executive for Salisbury Hospital Foundation Trust.
David has been a member of the Society for the Assistance of Medical Families for over three decades, becoming a director of this charity in 2017 before being voted its President in May 2018. He is also a trustee and Vice-Chair for the Stroke Association, the country’s largest stroke charity. David had Crohn's disease at the age of 13 and is now a Trustee for the Charity Crohn's and Colitis UK. David was delighted to Chair our Hospital charity until early 2025.
Nina Janda
Non-executive Director
Nina lives in St Albans and has spent much of her career establishing teams and organisations that have focused on using data analytics to transform patient care and operational processes across a number of health systems including the NHS, Europe, Australia and the USA. This has included developing and driving an international division at Dr Foster Intelligence and founding a unique global program that compared and improved health outcomes across 10 countries. In 2018, Nina became the CEO of Global Health Data @Work, a non-profit organisation, funded by global hospitals with the purpose of working collaboratively to transform their health systems.
Gill Hooper
Non-executive Director
Gill joined the Board as non-executive director, in December 2024.
Gill is a registered nurse, and has held board roles since 1994. She was chief nurse for Northern Devon Healthcare NHS Trust and West Hertfordshire NHS Trust where she also held the roles of director of operations and deputy chief executive.
She has experience in acute commissioning and held roles in national organisations – including the Modernisation Agency, Monitor and Health Education England.
Since 2014 Gill has been the Managing Director of Healthhelp Ltd, working with trust boards and all members of the senior team to strengthen leadership. She was a clinical leadership associate at KPMG until 2024.
Gill has been an independent clinical chair, leading acute and community Trust CQC inspections, and also a national professional advisor for well-led reviews at CQC where she influenced the regulatory approach to well-led inspections.
In 2020 Gill was appointed to an Honorary Readership in the School of Health Sciences at the University of East Anglia and in 2024 published a book ‘Overcoming Selective Blindness’ offering tools and techniques for improving services and strengthening governance processes from the bedside to the boardroom.
Richard Oosterom
Associate Non-executive Director
Richard is an experienced senior executive who worked most of his career in the IT and technology sector throughout Europe and in the US and Asia.
During his commercial career of more than 30 years, he has built a track record in business turnaround, growth acceleration and major transformation, including mergers and acquisitions and right-shoring.
Richard currently provides consulting and interim management services for large organisations in transformation and is an active mentor for start-ups, especially in Healthcare and Healthtech.
He served 7 years as a non-executive for the Worcester Acute Hospitals NHS Trust and is the chairman of the South Midlands Pathology Network.
Janet Scotcher
Non-executive Director
Janet was Chief People Officer at Cambridge University Press & Assessment with responsibilities spanning organisational change, HR services and partnering, learning and development, internal communications, and employee engagement.
Janet was previously Director of HR and Organisational Development at the Wellcome Sanger Institute, Director of HR at Hinchingbrooke Health Care NHS Trust and General Manager for Children’s Services at Cambridgeshire and Peterborough NHS Trust.
Throughout her career, Janet has focused on improving outcomes for children and young people. She has an eclectic background in both HR and general management, with experience of taking organisations through cultural transformation.
With a degree in tropical disease and accreditation as an Agile practitioner, Janet is a graduate from Lord Ashcroft International Business School and Glasgow University.
Diana Skeete
Non-executive Director
Diana is a results-oriented consultant specialising in delivering transformational people management change programmes across the private, public and non-profit sectors. With over 30 years of experience, she has supported a range of organisations, from start-up to maturity to achieve their organisational goals.
Diana is passionate about equipping individuals and organisations with the tools to build competitive advantage in the people management, workforce development, equity, health and wellbeing sectors. Diana is currently conducting research into inclusive approaches to managing the menopause in the workplace.
Diana is a graduate of the London School of Economics, Honorary Fellow for the Women's Health Programme, The George Institute for Global Health, UK; a Salzburg Global Fellow (Women As They Age Programme) and is a Fellow of the Chartered Institute of Personnel and Development. She is also a former Reader for the Queen’s Anniversary Prize for Further and Higher Education (specialising in reviewing equality, diversity and inclusion initiatives) and a former trustee of the non-profit, Action for Race Equality (ARE), formerly the Black Training & Enterprise Group (BTEG).
Professor Zoe Aslanpour
University of Hertfordshire
Zoe is the Dean of Medical School at the University of Hertfordshire, responsible for its launch in September 2026 pending GMC approval.
She is also Professor of Public Health and Patient Safety.
Martin Armstrong
Chief Finance Officer and Deputy Chief Executive and Director of Finance
Martin provides financial leadership to the Trust, ensuring that strong governance and commercial arrangements are in place and that the organisation is well placed to take advantage of strategic opportunities.
He is a qualified accountant with over 25 years' experience at senior and Board levels, with a successful track record of achievements operating as a Director and Deputy Chief Executive in complex and varied NHS organisations across the country.
Martin is a highly experienced, values driven NHS leader with a strong reputation as an successful and innovative problem solver, always striving to deliver high quality, cost effective services to patients.
A strong team player with an excellent reputation for achieving significant results across a broad range of portfolios including, business intelligence and performance management, contracting and strategy, financial improvement, and turnaround in challenged organisations
Justin Daniels
Medical Director
Justin is a Consultant Paediatrician who works clinically at ENHT in children’s ED and in the paediatric department. He has previously subspecialised in caring for children with HIV. He worked at North Middlesex University Hospital (NMUH) as a consultant for 17 years, leading on child protection and then becoming the clinical and subsequently divisional director. He became the associate medical director at NMUH in 2020. During his time at North Middlesex he completed the Nye Bevan course run by NHS leadership. He was seconded in 2022 to Barking, Havering and Redbridge University Hospitals NHS Trust as deputy Chief Medical Officer.
He has previously served on NICE’s technology appraisal committee looking at the clinical and cost effectiveness of new treatments within the NHS. He has also been a non-executive on a CCG board and a trustee for a national charity (The Lullaby Trust). He is currently a governor at the University of Hertfordshire. He is also an honorary senior lecturer at University College London.
Theresa Murphy
Chief Nurse
Theresa has over 30 years’ experience in complex health and care settings.
Theresa began her career as a senior nurse in critical care, transplantation and acute medicine and has been the chief nursing officer in a range of organisations including Portsmouth University Hospital Trust, North Middlesex University Hospital, The Hillingdon Hospital Foundation Trust and The London Clinic. After becoming a registered general nurse in 1987, Theresa trained in neuroscience, transplant nursing and critical care.
Theresa holds an LLB (Bachelor of Law) and was a London scholar for Florence Nightingale Foundation; she is currently studying for a Professional Doctorate of Nursing and has previously attended Oxford University for global executive studies. Theresa is a clinical Trustee for Dementia UK.
Theresa is passionate about patient focused care and advancing clinical practice.
Lucy Davies
Chief Operating Officer
Lucy joined the NHS as a graduate management trainee and progressed through roles in operations, performance and transformation. Lucy has significant experience in developing teams and leading change at team, division, trust and system level.
Lucy joined the Trust in 2022 from Royal National Orthopaedic Hospital NHS Trust, where she led cultural change and operational improvement as Chief Operating Officer and Director of Strategy & Improvement. Lucy also led an innovative programme of mutual aid for North Central London Integrated Care System as part of its elective recovery programme.
In 2025 Lucy was elected to co-chair the NHS Providers national Chief Operating Officer Network. Lucy is mum to two young men and lives in north London.
Mark Stanton
Chief Information Officer (non-voting Board member)
Mark is an experienced executive CIO with a strong track record in delivering large-scale digital transformation across healthcare and other industries. Since April 2019, he has served as Chief Information Officer and Executive Director at the Trust, where he leads the Trust’s digital strategy, oversees digital services and Outpatients back office, and plays a key role in regional initiatives like the Eastern Imaging Network as the Senior responsible Officer (SRO) of ImageEast and SRO for the Cancer Network Digital programme.
Before joining the Trust, Mark was CIO at Dudley Group NHS Foundation Trust, where he launched a clinically-led EPR programme and successfully commercialised IT operations. His private sector experience includes Senior IT leadership roles at InHealth, BUPA, and General Motors, where he led data centre migrations, global IT service delivery, and enterprise transformation.
Mark began his career managing large-scale IT operations and data centres, evolving into consultancy and strategic CIO-level roles over the past decade.
Kevin O'Hart
Director of Improvement
Kevin moved from an early career in finance and capital markets and qualified as a registered nurse in 2000. He has since worked clinically in a number of NHS Trusts including University College Hospitals London and East Suffolk and North Essex NHS Foundation Trust.
Kevin initially joined East and North Hertfordshire NHS Trust as programme management office director in April 2017, before been recruited into a new position as director of improvement in November 2019.
With an extensive and varied clinical background, Kevin has held a number of senior corporate roles in nursing, quality, governance and risk with more recent experience focusing on project management and transformation, at both sub-board and executive level.
Kevin Howell
Director of Estates and Facilities
Kevin joined the Trust in January 2020. With nearly 40 years’ experience in the NHS, Kevin has held several senior and executive Estates and facilities roles in the London area – including the PRU Hospital, Barnet and Chase Farm, Watford, North Middlesex and St Georges. He has led on the development of two new hospitals and a new midwifery led unit in north London.
Kevin leads on the development and implementation of the Estates and Facilities Strategy. The role encompasses hard Facilities Management services (engineering and building), soft Facilities Management services (cleaning and catering), security and electro biomedical engineering (medical devices).
Kevin’s passion is ensuring the safety of patients, visitors and staff whilst under our care, ensuring a sustainable future for the Trust.
Tichafara Phiri
NExT Non-Executive Director
Tichafara is a strategic healthcare innovator with a background in delivering digital solutions that improve patient access, health equity, and system efficiency. He has led and advised on initiatives at the intersection of technology and healthcare, focusing on strengthening service delivery for underserved populations and diaspora communities.
With experience spanning public health advocacy, healthtech entrepreneurship, and cross-border care infrastructure, Tichafara brings a systems-thinking approach to board-level governance. He has collaborated with both NHS-aligned and international organisations to design patient-centric models that integrate financial inclusion, preventative care, and digital transformation.
As a NExT Non-Executive Director, Tichafara is committed to amplifying community voice, championing inclusive innovation, and supporting the Trust’s strategic goals in reducing health inequalities and enhancing access through technology-enabled care.
