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Meet Our Team

"Genuinely nice people!" - Mark at Calvert Jones

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. .

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.

Ben Eltham

Marketing Manager


Meet Ben, a digital marketing professional with over 20 years of experience in the industry. As a specialist in digital content creation and filmmaking, he brings a wealth of knowledge and expertise to the table, enabling him to create innovative and engaging content in any sector.

With an English and Creative writing degree under his belt, Ben has a passion for crafting compelling stories and messages that resonate with audiences. He knows how to leverage the power of various digital platforms and tools to effectively communicate and engage with target audiences.

Mike Weeks

Senior Project Manager


Mike has over 15 years experience in the construction industry, with experience across multiple sectors on both single site projects and multi-site programmes of work. Mike has led and delivered construction projects for major blue chip clients in both the UK and abroad.

Mike has successfully delivered projects in retail, aviation, commercial and real estate sectors, working in both client and consultant organisations. He enjoys working with customers and stakeholders to ensure project requirements are fully understood and business benefits are realised on time and on budget.

Janet Evans

Programme Manager


Janet is a construction management professional from South Wales and has been working in the construction industry for 15 years both in the UK and internationally.

Janet gained her Master’s degree in Project Management (Construction & Infrastructure) in 2014 and has worked with contractors, as well as on the client side of projects. This has given her a full understanding of the construction process from groundworks to programme delivery.  

Bart Ngoma

Assistant Project Manager


Bart has worked in the field of architecture for 2 years, with experience in working on multiple projects, ranging from student accommodation and mixed-use.


Having studied his undergraduate at the University of Portsmouth, Bart is furthering his postgraduate studies with a Masters in Architecture at Kingston University.

Mick Keenan

Construction Manager

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Mick is a construction professional with over thirty-five years experience of managing detailed construction projects and programmes. He has worked within major contracting companies, successfully delivering projects that range from nuclear power stations to retail stores, with everything in between.

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.

Mark Gillard

Site Manager


Mark is a professional and experienced facilities / site manager, who thrives on working with colleagues of all levels within this field of work.

He’s well versed at managing contracts and supporting clients with hard / soft services. He has a passion for Health and Safety and is committed to developing and improving services safely.

In his spare time, he competes in Spartan challenges to raise money and awareness for a variety of charities close to his heart. His next hurdle is the Three Peaks in England, Scotland and Wales.

Sherry Dhanoa

Office Manager


Sherry is a creative individual with 15+ years of administrative experience and customer relations. She is an organizational fairy who is here to ensure things run smoothly (and neatly).

Sherry has an education background in the Arts and is also a qualified Vino expert with a WSET Level 3 in Wines.

Oscar Hewitt

Trainee Project Manager


Oscar is the first candidate for our degree apprenticeship scheme. He has recently completed A-levels in Philosophy and Ethics, History and Business. He is studying with UCEM towards BSc (hons) in Construction Management with MRICS. When completed he will achieve his ambition of becoming a chartered surveyor.


Oscar is excited at the prospect of becoming a project manager due to the job having regular challenges, constantly changing, and keeping him on his toes! 

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. 

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