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We’re a building & engineering consultancy specialising in sustainable, low energy design


What we do

We’re Greengauge Building Energy Consultants. We are one of the UK’s most experienced and trusted building and engineering consultancies specialising in sustainable, low energy design. From our base in Wiltshire, we work with architects, homeowners and commercial landlords all over the UK on new build and retrofit projects in both the residential and commercial sectors. We approach each of our projects ‘Fabric First’; and aim to deliver buildings that combine comfort, simplicity and efficiency.

Greengauge is a building & engineering consultancy specialising in sustainable, low energy design.

Our story

Starting small, on a houseboat, Greengauge has grown to a team of highly experienced engineers and building physicists who work to make buildings more efficient from the ground up.

Our portfolio

Get in touch

We are Building Services Engineers and Building Physicists providing a wide range of services to designers of the Built Environment.

We passionately believe in the move to make the UK’s housing stock, community and commercial buildings as energy efficient as possible – both for retrofit application and in the development of new structures.

We believe that the best standards to aim for to achieve these aims is AECB or Passivhaus.

To help us better understand your needs, it would be really useful to know more about your enquiry and the project you have in mind.

Now approved Passivhaus Certifiers

Are you a looking to achieve certification for EnerPhit and Passivhaus design? We can help…

Click here to find out more.