Phius

Phius Phius is a 501(c)(3) passive building org committed to supporting the health of people and planet

Phius is a 501(c)(3) organization committed to making high-performance passive building the mainstream market standard. PHIUS is transforming the building sector by developing and promoting North American specific standards, practices, and certifications for buildings, professionals, and products to create structures that are durable, comfortable, healthy, and super energy efficient. Founded in 20

03, Phius has trained more than 2,000 architects, engineers, energy consultants, energy raters, and builders in the passive building standard. The organization is the leading passive building research and information provider in North America. Phius provides training and certification to architects and construction professionals that enables them to design and build ultra-efficient residential and commercial structures, and to cut energy consumption in existing buildings by retrofitting them to the Phius 2015 Passive Building Standard. PHIUS also certifies projects through intensive design review and on-site quality assurance protocols.

We're busting all sorts of humid-climate passive building myths in our latest regional webinar 💥Watch on-demand here: ht...
05/29/2026

We're busting all sorts of humid-climate passive building myths in our latest regional webinar 💥

Watch on-demand here: https://ow.ly/fNst50Z3gE5

Plan. Execute. Verify.That was the mantra of the first-ever college CPHB training. Hear from the professor in our latest...
05/28/2026

Plan. Execute. Verify.

That was the mantra of the first-ever college CPHB training. Hear from the professor in our latest blog: https://ow.ly/xK4550Z5o14

Tomorrow is the day‼️Limited spots are still available for Phius Foundations Live! Passive Building in the Southwest: ht...
05/28/2026

Tomorrow is the day‼️

Limited spots are still available for Phius Foundations Live! Passive Building in the Southwest: https://ow.ly/frja50YwSkm

Congratulations to the 110 Ocean team! Your new construction, mixed-use project in Revere, Massachusetts is now Phius CO...
05/28/2026

Congratulations to the 110 Ocean team! Your new construction, mixed-use project in Revere, Massachusetts is now Phius CORE 2024 Design Certified!

The Neighborhood Developers
MASS Design Group

Phius CPHC training is coming to Denver June 24-26, and the cost can be fully covered for local practitioners!Register h...
05/27/2026

Phius CPHC training is coming to Denver June 24-26, and the cost can be fully covered for local practitioners!

Register here: https://ow.ly/h7QY50YWFX7

Our friends at NESEA- Northeast Sustainable Energy Association are accepting proposals for their 2026 issue of BuildingE...
05/26/2026

Our friends at NESEA- Northeast Sustainable Energy Association are accepting proposals for their 2026 issue of BuildingEnergy magazine! This year's theme is "My Favorite Project" and proposals are due Friday, May 29 ✍️

Learn more: https://ow.ly/UN7350Z3fY6

Congratulations to the Sul Ross Residence team! Your single family, new construction project in Houston, TX is Desig...
05/26/2026

Congratulations to the Sul Ross Residence team! Your single family, new construction project in Houston, TX is Design Certified!
Natalye Appel + Associates Architects

ICYMI: Reflections from the 2026 Humid Climate Conference courtesy of Phius Certification Manager Al Mitchell: https://o...
05/25/2026

ICYMI: Reflections from the 2026 Humid Climate Conference courtesy of Phius Certification Manager Al Mitchell: https://ow.ly/rj5z50Z3k9J

It's Phius Foundations Live! week 👀Limited tickets are still available for the introductory passive building experience ...
05/25/2026

It's Phius Foundations Live! week 👀

Limited tickets are still available for the introductory passive building experience coming to Tucson, Arizona! Register here: https://ow.ly/frja50YwSkm

Address

53 W Jackson Boulevard, Suite 1432
Chicago, IL
60604

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

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