Phius
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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 2003, 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.
09/18/2026
Congratulations to the W 7th Passive Duplex team! Your multifamily, new construction project in Austin, Texas is now Phius CORE 2021 Certified!
Forge Craft Architecture + Design
09/18/2026
What are you bringing to PhiusCon 2026? đź‘€
Bring your questions, lessons learned, and alittle room for a new perspective. We'll take it from there.
09/17/2026
This week's blog highlights some key updates to our training programs, including:
đź“Š New METr Course
đź“‹ Rater/Verifier Combo Training
🧰 Trades Training Update
Full blog here: https://ow.ly/rq3v50ZOVbr
09/17/2026
PhiusCon is getting closer and rooms are filling up.
Stay where the conversations and sessions are happening. With October 7 already sold out, don’t wait to secure your stay.
phius.org/phiuscon
09/16/2026
The urgency and the opportunity to be part of the solution are here, so when it comes to taking action to build better, our latest blog asks "If not now, when?"
Read here: https://ow.ly/Ccv350ZMnyx
09/15/2026
Closing out , Janine Lind and Zachary Marks of Enterprise Community Development will take the stage for "From Reluctant to Ready: Rethinking Passive Building for Multifamily Housing."
đź“ŤPhoenix | October 10, 2026
09/15/2026
Congratulations to the NOVO Riverside Commons team! Your multifamily, new construction project in Boston, Massachusetts is now Phius CORE 2024 Certified!
09/14/2026
The best building lessons are often hidden in the details. 🔍
Join us at for Through the Details, a pre-conference workshop exploring real details from 50+ Phius Certified projects.
Take a closer look → phius.org/phiuscon
09/12/2026
"The opportunity to create buildings prepared to handle the unprecedented climate-related demands that lay ahead while creating high-quality indoor environments is within reach — should we choose to act."
On urgency and the opportunity ahead: https://ow.ly/Ccv350ZMnyx
09/11/2026
Passive building is on the ballot!âś“
Evanston’s First Passive House is a finalist for the 2026 AIA Chicago People’s Choice Awards in the Single Family, New Construction category.
Cast your vote by September 16:
https://ow.ly/4oHj50ZLYam
Learn more about the project:
https://ow.ly/Hrly50ZLYan
Click here to claim your Sponsored Listing.
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Contact the organization
Website
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 |