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Senior Management Team

Mel Mrowiec Head Master
Mel Mrowiec read Geography at Christ Church, Oxford, where he also completed his PGCE and won four blues at soccer. Before arriving at Harrow, he taught at King James’s School, Knaresborough before becoming Head of Sixth Form at the West Somerset School, Minehead. At Harrow, he served, inter alia, as Head of Geography, House Master of Rendalls and Master i/c Soccer before becoming Deputy Head Master in 2004. Mel was appointed as the founding Head Master of Harrow Hong Kong, which became the third in the group of Harrow International Schools when it opened in September 2012. He retired in August 2017 but has returned to Harrow to be the Interim Head Master for the Autumn Term 2018 and Spring Term 2019. Mel is married to Vivien, and they have four daughters.
Keith Metcalfe Deputy Head Master

Keith was educated at Downing College, Cambridge, where he read Geography. After working for Christians in Sport and completing his PGCE in Oxford, he joined the Geography department at Harrow in 2000, whilst also taking on resident tutor duties in Druries. He later became the Head of Geography, Assistant House Master in Rendalls, House Master of Lyon’s and then Surmaster. He is a Governor at Caldicott Preparatory School, a Fellow of the Royal Geographical Society and a Certified Geographer. As Deputy Head Master, he is responsible for the day-to-day running of the School including all extra-curricular matters, discipline, pastoral coordination, the calendar, major events and security. 

 Peter Bieneman Senior Tutor 

Peter read Zoology at Durham University, where he also completed his PGCE. He has taught Biology at Harrow throughout his career, and has coached rugby and been an officer in the CCF for 15 years. He was Assistant House Master in The Head Master's before becoming House Master of The Grove from 2000 to 2012, and has been a prep school governor for ten years. He has been a member of SMT since 2012 and as  Senior Tutor assumes the role of Designated Safeguarding Lead and Child Protection Officer. He is also responsible for boys’ welfare and areas of compliance, including policies, health and safety, the Medical Centre, matrons, and first aid and paramedic support on match days. He is responsible for the selection, training and induction of Harrow's House Masters and Assistant House Masters. He also sits on the Pastoral Support Committee, which assists the House teams and sets the strategy for pastoral care.
Tim Dalton Director of Shaftesbury Enterprise

Tim completed a BSc in Mathematics at the University of Birmingham before working for the charity Livability. He moved into finance, working for Douglas, Deakin and Young in London before completing a PGCE at the Institute of Education. In 2003 he joined Queen Elizabeth’s School, Barnet to teach Mathematics before moving to Harrow School in 2007. Tim is a keen sportsman and has taken teams in rugby and soccer as well as coaching athletics. In 2014 Tim left Harrow to become Assistant Head Teacher (Head of Sixth Form) at Twyford Church of England High School in Acton. He returned to Harrow in 2016 and is the Director of Shaftesbury Enterprise. Shaftesbury Enterprise encompasses all of Harrow’s philanthropic, charitable, outreach and partnership work.


Alastair Chirnside Director of Studies

Alastair studied Classics and French at Merton College, Oxford, graduating with a double first and a half Blue in lightweight rowing.  Before teaching, he worked as a fund manager for Schroders in London. In 2004 he joined Eton College to teach Classics, where he also coached rowing for several years before becoming Head of the Fifth Form, Head of the Classics Department and a House Master. Alastair has responsibility for academic strategy, the curriculum, teaching and learning, and Heads of Subject. 


Dr Eric Sie Registrar
Eric graduated with a first in Chemistry from Imperial College and then undertook his PhD at Imperial College and Loughborough, publishing five papers on his research into the use of catalysts in organic chemistry. He was a Royal Society Post-doctoral Fellow at Sagami Chemical Research Centre in Tokyo and then attended Queens' College, Cambridge, to complete his PGCE. At Epsom College and then Radley College, Eric was a Master and Assistant House Master. At Harrow, he was Head of Chemistry for five years and a House Master for nine (The Knoll 2005–2014). In his present role as Registrar, he is responsible for Admissions. Eric is a Chartered Chemist and has had two A-level teaching packs published.
Dr Michael Gray Academic and Universities Director

Michael graduated with a first in History from King's College London. While teaching full-time at Halliford School in Shepperton and St Edward's School, Oxford, he completed his Masters and PhD at the University of London’s Institute of Education.  Michael has published several peer-reviewed articles as well as two books on Holocaust education.  He joined Harrow in 2013 and was Head of Politics until his appointment to Academic and Universities Director in 2017.  In this role, Michael has overall responsibility for the day-to-day running of academic life at Harrow and coordinates the support given to Harrovians as they apply to university.

Nick Shryane Bursar
Nick read Modern History at Corpus Christi College, Oxford. He also completed the Army Command and Staff Course, as well as a Master of Philosophy degree in International Relations at Magdalene College, Cambridge. Following an 18-year career in the British Army, Nick became Harrow’s Bursar in 1997. He is responsible for the efficient provision of the School’s support services, has a managing director’s responsibilities for Harrow School Enterprises Limited, services several Governors’ committees including investments and strategy, and, maintains a watching brief for The John Lyon School in his capacity as the Corporation Bursar.
Douglas Collins Chief Executive of the Harrow Development Trust
Doug graduated with degrees from UC Berkeley and Columbia. He initially occupied senior positions with Bass Brewers in marketing and sales, before transferring to educational development in the mid-1990s. He established the Milestones Campaign at Trinity Hall, Cambridge, where £15 million was raised in four years. Doug was appointed Director of the Harrow Development Trust in 1998. The sums raised by the Trust have transformed the facilities and opportunities available to Harrow’s pupils, not least in the provision of bursary funding. In the twenty years that he has led fundraising initiatives at Harrow, some £110 million has been raised, and a further £100 million is the target by 2025. Doug serves as a governor of his prep school, Lockers Park in Hertfordshire.
Ralph Arundell Operations Bursar

Ralph was educated at the Royal Military Academy Sandhurst and completed a 30-year career in the British Army. He commanded 3rd Battalion The Rifles on operations in Iraq, Afghanistan and Lebanon, and served on operations extensively in Northern Ireland and other parts of the world. Ralph has two Masters degrees; the first in Defence Studies and the second in Strategic Leadership and National Security Policy Formulation. His final military post was as an Assistant Director in the Ministry of Defence. At Harrow, he is responsible for the delivery of all non-teaching aspects of the School. Ralph is a Trustee of The Rifles Regimental Charity and sits on the Grants Committee supporting Riflemen and their families and is a Director of the Hampton Pool Trust providing community open air swimming in South West London.