Training & Events


Building Certification


Research & Consulting


Welcome to the Passive House Academy

"making passive house accessible & achievable"

We at the Passive House Academy have been leading the way in Passive House (Passivhaus) training, development, certification and consultancy for over 15 years.

Training & Events

PHA is proud to be one of the leading training providers globally in Passive House (Passivhaus), offering a wide range of internationally accredited programs on both sides of the Atlantic. Our team of highly experienced educators has been delivering informed and stimulating training since 2002 to audiences around the world who want to get to grips with the most challenging of energy efficiency standards. PHA has trained over 700 graduates of the Certified Passive House Designer and Certified Passive House Tradesperson trainings, graduates who are now providing design, consulting and contracting services on leading high performance projects.

Building Certification

The Passive House Academy is accredited by the German Passivhaus Institut as a Passive House Certification body, and provides services to clients delivering a broad variety of projects across the world. Motivations to have projects Certified are varied but principally include unequivocal proof of achieving the most demanding energy efficiency standard on the planet, the unsurpassed learning experience for both designer and contractor and greater access to publicity on successfully reaching the standard.

Research & Consulting

PHA provides a range of consulting services to private, corporate and Government Clients who are seeking to achieve Passive House (Passivhaus) status for their projects or products. Whether you need assistance in construction detailing, improvement in your building stock, Passive House educational resources or entrepreneurial development, PHA can provide expert consulting.

Passive House Academy News

Keep up to date with the latest news from us here at the Passive House Academy, as well as the most important and up to date news from the Passive House community.

Two Philly Feature Projects

onionflatsPhilly is in the Passive House the headlines again, and for all the right reasons. Design-build firm Onion Flats’ has been shortlisted for a Global Passive House Architectural Award to be announced in just two weeks in Germany (best of luck to Tim McDonald and all the team). Secondly, the same firm is busy putting the final design touches to a massive Passive House project planned for Philly consisting of over 125 units pictured here


Deep Retrofit – Step by Step

PHA Co-Founder Tomás O’Leary will present at the 18th International Passive House Conference in Aachen this month. Tomás' presentation will focus on the multi-climate research project ‘EuroPHit’ which involves the retrofitting of some 15 projects, many non-domestic.

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Blower door test protocol for certification

Q:  I have a question about the blower door test protocol for certification, and I'm getting mixed messages from different sources.


Welcome to our hints & tips


Welcome to our Passive House training and PHPP hints and tips blog where we hope to help you through the trials and tribulations of Passive House and PHPP software whilst sharing some of our own experiences.


Meet the team


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Our Directors

Two of the most experienced consultants, designers & trainers in the industry. Tomás and Art co-founded the Passive House Academy, making it one of the leading lights in the Passice House community.

Michael imgBob_BOOMOur Training & Certification Management team

With our independent management of every element of Passive House, PHA can boast a team of highly trained and dedicated individuals to assist our clients in all areas of construction, certification and training.

 get to know the PHA team...

Our social side