Coaction Training CIC | Passivhaus Training Provider UK

Practitioner-led Passivhaus training

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Learn from the UK's Passivhaus experts

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Image Credit: The Walled Garden / Nigel Dutt

Proud to be official partners of the Passivhaus Trust.

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Training construction professionals to meet the climate emergency.

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Image Credit: Hackbridge School / Jack Hobhouse

Popular Passivhaus courses

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Certified Passivhaus Tradesperson

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In-person course: Building to Perform - Introduction

Join low-energy experts Coaction and SIGA on-site in High Wycombe for a dynamic, hands-on day exploring how construction professionals can deliver real building performance on site.

Published on 19/02/2026

Written by Tabitha Binding

New - Modular Certified Designer course!

Do you need a Passivhaus top up? We now offer our Certified Passivhaus Designer course as modules and there are PHI renewal points available too.

Published on 17/02/2026

Written by Tabitha Binding

Is Passivhaus Still Relevant?

With heat pumps and a decarbonising grid, is Passivhaus worth the extra effort?

Published on 08/01/2026

Written by Nick Grant

What our learners think

"I now feel more confident when it comes to building fabric detailing and integrating services in projects. Having facts and data to back-up conversations with clients is also really helpful."

Aurore Baulier
Architect
Atelier Baulier

"This course has allowed me to take a big step closer towards my dream job and opened up more opportunities for me."

Siena Cornish
Architecture Student
University of Bath

"This Passive House course has been incredibly beneficial in advancing both my technical skills and my career in sustainable building design."

Michael Johnston
Senior Designer
Q9 Cladding Solutions LTD

"The knowledge gained from this course is now integrated into the design and detailing of all practice projects. We have expanded the practice’s reach, attracting a broader range of clients and project types."