Our Leadership

Our leadership has a wide range of skills and experience enabling them to make the best strategic decisions for our academy.

Our Board of Directors (Trustees)

Wendy Hemmingsley

Wendy Hemmingsley

Chief Executive Officer

  • The Mill Academy Chief Executive Officer
  • 23+ years English teacher (11-18)
  • 12+ years Strategic Leadership Teams in three different schools (East Midlands and Oxfordshire)
  • Leadership experience in a range of school contexts (multicultural, areas of high deprivation, city)
  • MA Educational Leadership (Univ. of Nottm), NPQH
  • Chair, West Oxfordshire Secondary Headteachers Facilitator, with John West Burnham, Oxfordshire’s ‘Growing Future Leaders’ programme
James Wymer

James Wymer

Chairman of the Board

  • Experience in business management for large companies
  • Experience in managing large contracts
  • Currently owner & Director of own small local businesses
  • Appointed as Director of The Mill in October 2016
  • Previously involved at Local Governing Body level of Queen Emma’s School
  • Children attend The Mill MAT schools
David Gribble

David Gribble


  •  Major transactions lawyer with 15 years’ experience, 13 of them at British Telecom
  •  Experience as counsel for a BT business division, and as commercial director
  •  Led commercial contract negotiations in the UK and around the world
  •  Advised on internal governance and compliance, regulatory, and environmental issues
  •  Oxford D. Phil in Classics, with a published book and a number of other articles
  •  My experience in education includes tutoring at Oxford, and one year as a teacher at a school in Sydney
  •  I live in Oxford with my wife and two children, and until recently was a governor at St Barnabas School, Oxford”

Our Members

James Wymer

Appointed October 2016

Chairman of the Directors

Corporate Member

Appointed October 2015

Diocesan Board of Education Representative

David Jones

Appointed October 2015

Appointed as The Grocers’ Company nominee

Wilfred Stephenson

Appointed October 2015

Nominated by Oriel College

For details of Pecuniary and Personal interests, and appointment dates, please click here

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The Mill Academy, Church Green, Witney, Oxfordshire, OX28 4AX

01993 848 150