Tony Duffin

Sustainability Director

BSc (Hons) Mechanical Engineering, CEng, Fellow of IMechE

Tony is our energy efficiency expert for new build and renovation projects. Tony is a well respected person in the industry with over 25 years’ experience in the industry. He is an expert in areas such as renewable energy, energy efficiency, and other eco matters relating to reducing the energy costs and environmental impact of buildings. Tony has advised and supported homeowners, commercial developers, architects, private companies and charities. Projects have ranged from improving the sustainability of listed period properties to consulting on new builds with full PassivHaus specifications.

In his spare time Tony volunteers for a local charity, keeps bees and hens, bakes bread and enjoys cycling.


Phone 01923 896550


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CLPM Project Managers cover London, Bedfordshire, Berkshire, Buckinghamshire, Gloucestershire, Hampshire, Hertfordshire, Oxfordshire, Surrey, and West Sussex. Energy Consultancy and Cost Advice services available across the UK.