Meet Our Team

"Genuinely nice people!" - Mark at Calvert Jones

Darren Hewitt

Director of Project Management


Darren has over 25 years experience in the construction industry. Within this time he has led and delivered construction projects for major blue chip clients.


Darren has held senior roles in both client and consultant organisations. This gives him a full understanding of the construction process and level of stakeholder engagement required to ensure successful project/programme outcomes. He enjoys both day to day project management duties as well as strategic projects.

Simon Horspool


Simon has a proven track record of client-focused project management, technical excellence, and quality design. He has extensive experience across a wide variety of Construction and Fit Out delivery work streams in the UK, Europe, and Asia.


He has delivered projects and programmes ranging from high-rise residential and commercial redevelopment to large footprint prestigious fit-out and retail schemes.

Peter Bou Assi

Assistant Project Manager

Peter is a Civil engineer that has an extensive background in the construction industry and has a solid project management knowledge. He has worked on multiple projects with international companies where he contributed to their successful completion.

Lizzie Hewitt


Lizzie is a qualified researcher with a background in marketing and events. She takes care of the running of the business and provides administrative support to the project management team, so they can get on with the important job of managing projects. .

Andrew Boswell

Director of IT

Andrew is a Programme Director with more than 40 years experience in IT and Telecomms. Andrew has run many complex programmes and projects, helping top companies to meet challenging time, cost and quality objectives. In his blog he writes about how to improve productivity.