About Us

Evolved Design Ltd was established in 2007 by two construction professionals, Chris & Sue Dewhirst.

The chartered practice are members of the Passivehouse Trust and also partners at the National Self Build & Renovation Centre. Here, both Sue & Chris are active participants in taking the Renovation House tours, Live Building demonstrations and Eco Workshops throughout the year.

Contact us for more information on how we can help.

About Us - Sue Dewhirst

Sue is a chartered architectural technologist who has also studied Passivhaus design at the University of Strathclyde. Her speciality is designing energy efficient homes using the principals of Passivhaus and using modern methods of construction.

About Us - Chris Dewhirst

Chris has a wealth of practical building knowledge and specialises in renovation projects, especially energy efficiency in properties that are listed, historic or hard to treat.

In the past 10 years, Evolved Design has developed to offer a range of services from Design & Planning through to a complete turnkey service.

Sue & Chris live in Shropshire and as part of their business plan locally support the charity CRY for Matthew, a memorial fund within Cardiac Risk in the Young. Providing free heart screening for those aged 14-35 in the fight against young sudden cardiac death, something that kills 12 young people every week in the UK.

To donate to this charity, please click here:

CRY for Matthew

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1 week ago

Evolved Design Ltd


We've been saying for a while that it was going to happen. You have 5 years left to install gas heating then it will need to be a renewable system.

Gas hobs and boilers could be BANNED from new homes by 2025
Property developers would not be allowed to connect new-builds to the gas grid after 2025, official guidance says. Proposals would put end to new gas radiators, boilers and cooking hobs.
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The Evolved Group - Future-proofing your build

Offering a Design & Build service to provide low energy homes.

Providing the complete building system turnkey solution for Selfbuilders