Two founders, One great team

Thornton Reynolds is a company with two very experienced founding Directors, Tim Thornton and Stephen Reynolds.

After following independent careers for nearly twenty years the two partners joined forces. Their aim? To create a reliable and dependable business built around its clients and dedicated to quality project delivery.

Thornton Reynolds began in 2009, establishing a high-quality building services design team with solid delivery capability and a great client profile. The team has grown with the continuing support of good clients, on both new and repeat business.

Originally based in Covent Garden, the practice moved to Southwark in 2012. The team now includes experts from across the engineering and built environment spectrum. Working with Thornton Reynolds, you’ll find a group of enthusiastic people including mechanical, electrical, sustainability, and plumbing expertise.

Our Team

Our fundamental belief is that effective and sustainable solutions need to work both in performance and cost terms. Relationships with our clients and design team associates last, because they are based on mutual respect and enjoyment.

Tim Thornton
Director - BSc MSc CEng MIMechE

30 years of diverse experience in construction design across all sectors gives Tim deep insight and good judgement.

Stephen Reynolds
Director - BEng CEng MIMechE MCIBSE

An Environmental engineer by training, Steve brings many years’ experience of working in manufacturing and contracting to consultancy.

Sarah Harris
Associate - BEng (Hons)

Sarah’s mix of design and site experience enables a practical approach to projects.

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