Governors “Governors are highly effective in facilitating the work of the school, and in giving senior staff wise counsel and every encouragement in their endeavours. Financial planning is astute.”  Independent Schools Inspection 2011 The Chair of Governors can be contacted via the School Office, 94, Packhorse Road, Gerrards Cross, SL9 8JQ or by phone on 01753 883370.

Derek Wilson Derek has been Chairman of the Board of Governors  of St Mary’s since 2007. He first became a Governor in 1995 whilst his daughter was at the School. He trained as a Chartered Accountant with Deloittes in London and Geneva and held various financial appointments in several industries including senior positions in Wilkinson Match and Cadbury Schweppes. He became Finance Director of Slough Estates in 1986 and its Chief Executive in 1995, retiring from business in 2002. He was a Trustee and Honorary Treasurer of The National Society for Epilepsy from 2003 until 2014.

Christine Bayliss Christine trained and taught as a Primary School teacher in the UK before moving to Germany with her husband and two small daughters. She worked for the Frankfurt International School there for 25 years, initially teaching Year 4 but then as Head of a new satellite campus in Wiesbaden, overseeing its growth to an enrolment of 300 students. As A member of the Senior Management team, Christine’s responsibilities included strategic planning, curriculum development and assessment, appointment and appraisal of faculty as well as community and public relations and management of buildings and grounds. She has carried out many evaluations of other schools across the world for the Council of International Schools (CIS). On her return to the UK, whilst no longer working full time, Christine is still involved in school evaluation for CIS and works as an independent educational consultant in the UK and overseas.

David Campkin David is a Chartered Accountant and Head of Tax at the BBC where he is responsible for the global tax affairs of the Group. Originally from Birmingham, David has lived in London since 1990.  He has worked in professional practice for both KPMG and PwC, and is a regular speaker at specialist tax seminars in the UK and overseas. David lives in the village, is married and has two children. Danielle studied at St Mary’s, and Ryan is now at Durham University. His wife, Laraine, was a Parish Councillor and works part-time in the City. When time and children permit, David enjoys golf, squash and travel. He is currently Chair of the F&GP Committee.

Carin Eilerts de Haan After graduating as a Chemical Engineer in The Netherlands, Carin started her working life as a lecturer in Ahmadu Bello University in Nigeria. In 1977 her family moved to the UK and her long and happy relationship with St Mary’s started in 1980, when she was appointed as part-time Chemistry and Mathematics teacher. Carin went on to be Head of Science and later Deputy Head for 17 years. Her daughter spent her whole school life at St Mary’s as well, before going on to Birmingham University, graduating in Material Science & Metallurgy. After her retirement in 2005, Carin renewed her contacts with St Mary’s School as a Governor in January 2007

Marina Hall Marina graduated from Cambridge University in 1988, where she studied Natural Sciences. She obtained a post graduate Diploma in Intellectual Property Law and European Competition Law from Queen Mary and Westfield College and trained and qualified as a Chartered Patent Attorney and European Patent Attorney, becoming a Partner in Elkington and Fife in 1995. Among her clients were Takeda Chemical Industries and Dow Corning. After her son William was born in 2002 Marina joined the in house Intellectual Property department at Reckitt Benckiser managing their healthcare patent portfolio until 2005 when she left to set up PR Agency, PHA Media, with her husband Phil, representing corporations, sporting franchises and specialising in crisis management.  Her role covers finance, legal, HR and business strategy. The agency has won awards for its innovative work on staff development, training and wellbeing and Marina has implemented a number of initiatives including partnerships with charities to provide work-ready skills to disadvantaged young people and encourage diversity across the industry.
Marina has three children. Her daughter Alice spent nine very happy years at St Mary’s moving on to university in the summer of 2017; her daughter Poppy is currently enjoying St Mary’s Prep school and her son William is at Thorpe House School in Gerrards Cross. She became a governor of St Mary’s in 2016 and lives in Gerrards Cross.

Nick Hallchurch Nick graduated from Hull University in 1979 and qualified as a solicitor in 1983. He worked for Pinsent Curtis and a well-known firm in Berkeley Street, London W1. Nick joined B P Collins in 1987 and became a partner in 1991. Nick has 27 years litigation experience and handles heavyweight commercial litigation, principally commercial property, contract and civil, construction and professional negligence claims, in the Courts and by arbitration, adjudication and mediation. He is also involved with construction, trade finance agreements, fraud, insolvency and health and safety matters. Nick has been identified as a “leading litigator” for the many years in Chambers UK, A Client’s Guide to the Legal Profession, currently in no less than three categories, as a commercial litigator, as a property litigator, and as a mediator. Nick is a CEDR-accredited mediator and a mediation advocate. He is also co-founder and Chairman of the Middlesex and Thames Valley Mediators, an association which provides mediation services for the Courts and privately throughout London and the Thames Valley. A keen tennis player, and gardening enthusiast, Nick is married with 2 children and lives in Coleshill.

Rosemary Martin Rosemary has 40 years experience teaching in both maintained and independent schools and has been in the Headship of three schools, most recently Headmistress of St Albans High School for Girls. Rosemary has experience as an Independent Schools’ Inspector and was the former Chair of IStip (Independent Schools teacher induction panel) and is now a Governor for two schools. Rosemary is married with two adult sons and one granddaughter.

Nicholas Moss Nicholas has lived and worked in and around Gerrards Cross for most of his life and has been involved with St Mary’s School as a Governor since 2005. He has two daughters who have attended the school since joining the Nursery and he sits on the Finance & General Purposes Committee. He is also the Governor who oversees the School’s health and safety policies. Nicholas is a Director of his own business which he founded in 1994. He is also a Parish Councillor and is involved with various other local organisations.


Meet our Head,
Mrs Jean Ross, and discover
her passion for education
and how St Mary’s could
be the perfect school
for your daughter.

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  • Prep Open Afternoon
    Friday 23 March






Mrs Ross the Headmistress assured me that she would help my daughter to become the very best that she could be. With great academic results and a well balanced and happy daughter I believe this has been achieved… Read More

St Mary’s has given our daughter a platform to grow – to be stretched academically & to shine theatrically and musically.  All her needs and ours have been met and we can only applaud St Mary’s staff for their positive attitude… Read More

From the day we first went to look around both my daughter and I have been made to feel incredibly welcome… Read More