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Langley Grammar School

Langley Grammar School

Senior Leadership Team

The Senior Leadership Team (SLT) is responsible to the Governing Body for the leadership and management of the school.  Each member of the team has specific responsibilities as described in the brief descriptions below, and also line manages a group of academic subject departments or other staff teams.

To contact a member of the SLT please call the school Reception on 01753 598300 or send an email marked for their attention to


John Constable, BSc - Headteacher

An engineer and Physics teacher by background, Mr Constable held a number of roles in schools in Hertfordshire and Buckinghamshire before becoming Headteacher in January 2010.  He is a National Leader of Education, a serving Ofsted inspector and plays an active role in supporting the community of schools in Slough and the surrounding area.


Image result for silhouette clipartChris Thomas, BSc - Deputy Headteacher

Mr Thomas joined the school in April 2015, having previously held deputy headteacher roles in schools in Reading, Oxfordshire and Woolwich. For the 2018-19 academic year Mr Thomas' is on secondment as Head of School at another secondary school in the area. .


Image result for silhouette clipartDavid Harding, BA - Deputy Headteacher

Mr Harding joined the school in May 2015 from his previous role as Assistant Headteacher in a school in Surrey. He is a geography teacher by background and his current responsibilities include teaching and learning, staff professional development, staffing, curriculum, assessment data and reporting and pastoral oversight of Years 10 and 11.


Image result for silhouette clipartPaul Adams, BEd - Deputy Headteacher (Acting)

Mr Adams is a PE teacher and former Head of PE having joined the school in 1998.  He teaches PE and runs a number of extracurricular teams. His main responsibilities include Admissions to Year 7, including the 11+ examination process,  line management of the school's community Sports Centre, public examinations and pastoral oversight of Years 7-9.   


Greg Trigg - Business ManagerImage result for silhouette clipart

Mr Trigg joined the school as Business Manager in 2007 following a career at British Airways.  He is responsible for the financial management and other key support functions of the school and provides overall leadership to the support and administrative staff.