Concertus is led by Andrew Rowe as Managing Director and he is supported by Executive Directors, Matthew Self and Sarah Cossey.

Together with the senior management team, they possess a breadth of experience and skills in developing, delivering and managing design and property services.


Andrew Rowe

Managing Director

Andrew heads up the team at Concertus and sees his prime focus as ensuring the business runs smoothly, ethically and profitably. He first joined the Architects Department at Suffolk County Council in 1988 as a trainee electrical engineer and took the position as they promised to support him whilst he studied for his degree in […]

Matthew Self

Executive Director - Commercial

Matthew is passionate about design and the built environment and sees his role as a custodian of all aspects of the business that are involved in design, ensuring that quality and improvements are consistently delivered by the team with a constant focus towards the client’s objectives. As a director, his responsibilities include making sure that […]

Sarah Cossey

Executive Director - Finance

Sarah’s role in Concertus is to ensure that the business is run efficiently and cost effectively. She joined the business in March 2013 with 15 years’ experience under her belt in accounting, auditing and financial management roles. As a driven, capable and focussed professional, she sees her main responsibility as following and enhancing the business […]

Andrew Rowson

Non-Executive Director

Since April 2016, Andrew has supported and advised the board of Concertus as Non-Executive Director.  Along with an MA and MSc, Andrew is a Member of the RICS. He has extensive experience in local government positions and this has enabled him to develop an expertise in strategy development, organisation management, team building and administration. As […]

Duncan Johnson

Non-Executive Chairman

As well as the ability to deal with complex and strategic issues whilst remaining commercially aware, Duncan brings extensive skills and expertise in customer service and change management to the Concertus team. Duncan is responsible for chairing the board of directors and representing the interests of its shareholder. He sees his role as providing counsel […]

Gary Knight

Associate Director

Describing himself as conscientious, hardworking and a team player, Gary Knight brings an expertise in business development and managing the delivery of framework contracts to the team at Concertus. His day to day responsibilities include overseeing the Building Surveying, Estates and Development, Cost Consultancy and Project Management teams where his management skills are put to […]

David Whybrow

Associate Director - Design

David is responsible for coordinating the entire design function at Concertus. A great believer in teamwork, he uses his skills in problem solving and delegation to ensure the company’s design outputs are of the right quality, meet budget and keep pace with project timescales. David works to ensure all of the company’s design disciplines deliver […]