Passivhaus Trust logo

Passivhaus Trust

The Passivhaus Trust is an independent, non-profit organisation that provides leadership in the UK for the adoption of the Passivhaus standard and methodology. Passivhaus is the leading international low energy, design standard. Over 37,000 buildings have been designed, built and tested to this standard worldwide.

GHA logo

Good Homes Alliance

The GHA is a group of housing developers, building professionals and other industry supporters whose aim is to transform the UK housing sector to ensure it creates and maintains Good Homes for all. We define what makes a Good Home and help our members build and monitor homes that are sustainable in the broadest sense.

ASBP logo

Alliance for Sustainable Building Products

The ASBP is a cross sector, not for profit organisation, comprising, building product manufacturers and distributors, specifiers, designers, contractors, public interest and sustainability organisations, academics and other building practitioners.


Sustainable Traditional Buildings Alliance

The Sustainable Traditional Buildings Alliance (STBA) is a collaboration of not for profit organisations, promoting responsible retrofit (energy, health and heritage) for a sustainable traditional built environment. It exists to promote the need to learn more about the actual performance of traditional buildings.