Our Board

Executive Directors

TClarke is led by people with exceptional experience of the industry and a genuine sense of stewardship. Both our Group CEO and MD began as apprentices with TClarke and are fully qualified professionals. Like so many of our leaders, their careers have been built on engineering and project achievements, working with our clients and taking the TClarke brand forward.

Mark Lawrence

Group Chief Executive

Appointed to Board: 2nd May 2003.
Mark has spent 33 years with the Company following completion of an electrical apprenticeship with us in 1987. Progressing through roles including Electrical Engineer, Technical Director (1997), Executive Director (2003) and Managing Director – London Operations (2007), he was appointed Chief Executive Officer from 1st January 2010. Mark is a hands-on leader who takes personal accountability for and pride in TClarke’s performance and, ultimately, our client’s satisfaction. Mark regularly walks projects sites and gets directly involved with many of our clients, contractors and our supply chain.

Mike Crowder

Group Managing Director

Appointed to Board: 1st January 2007
Mike has over 25 years of significant experience in the construction industry. His project leadership has included delivering flagship jobs and a series of  large infrastructure projects. Mike holds overall responsibility for Operations to ensure all projects are properly managed. He actively monitors engineering departments and projects as a Main Board Member. Responsible for Group health and safety, Mike is also directly involved with health and safety risk management, raising awareness, influencing attitudes and changing behaviours.

Trevor Mitchell

Group Finance Director

Appointed to Board: 1 February 2018.
Trevor is a Chartered Accountant and accomplished Finance professional. With extensive experience across many sectors including financial services, construction and maintenance, his previous appointments include roles within organisations such as Balfour Beatty plc, Kier Group plc, Rok Plc, Clerical Medical Group, Halifax plc.Trevor has worked within our business since October 2016, simplifying and improving the Group’s financial controls, structures and procedures.

Non-executive Directors

Our Non-executive Directors have deep experience from across business sectors. It brings a wide range of knowledge on digital transformation, solid growth and strong governance to bear for the benefit of our business.

Iain McCusker


Mike Robson

Senior Non-Executive Director

Appointed to Board: 18th November 2015
Mike offers a strong focus on business performance and management team development. A Chartered Accountant with audit, financial management and reporting experience, gained at PwC and across industry, he Launched, developed and successfully sold his own internationally based business. With 23 years Board-level experience in a range of business sectors, as a Finance Director, Managing Director, owner or Advisor, Mike’s external appointments include Director, Azure Partners Ltd.

Peter Maskell

Non-Executive Director

Appointed to the Board: 1st January 2018
Peter served as chairman of Phillips Electronics UK Group during a 37 year career at Phillips Electronics. He oversaw the digital transformation of Phillips’ UK business from product supplier to a full service, systems and solutions provider. He has extensive experience in lighting and healthcare sectors.

Company Officers

David Lanchester

Company Secretary

Appointed: 26th April 2017
David is an Associate of the Institute of Chartered Secretaries and Administrators with 35 years of company secretarial experience. He has previously held Company Secretary roles in listed Plcs across a range of sectors.