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
06/22/2026
"The [trades] training program will continue evolving and expanding... and we ultimately hope to deliver a support system as elegantly fine tuned as a Phius Certified building."
Learn more: https://ow.ly/URmq50ZeplY
06/21/2026
Congratulations to the 77 Terrace team! Your multifamily, new construction project in Boston, MA is design certified.
06/20/2026
Congratulations to the 295 West 1st Street team! Your multifamily, new construction project in South Boston, Massachusetts is now Phius CORE 2024 Design Certified!
PCA
WSP in the U.S.
H+O Structural Engineering
Verdant Landscape Architecture
Kalin Associates
Howard Stein Hudson
06/18/2026
With another Phius Trades Training class on the horizon, we're continuing our efforts to strengthen the passive building workforce: https://ow.ly/URmq50ZeplY
06/18/2026
"PhiusCon season serves as a refocusing of our efforts and a reminder of our core purpose: to educate building professionals and provide our community the knowledge and tools necessary to deliver Phius passive buildings."
Our latest blog celebrates the start of PhiusCon season: https://ow.ly/pyT750ZaITa
06/16/2026
We're proud to sponsor GO Logic's ScaleUp, CarbonDown 2026 event on June 26! If you're in Maine and passionate about high-performance, low-carbon building, you won't want to miss it.
Register here: https://ow.ly/eN3Q50Zb9Qk
06/15/2026
The annual "PhiusCon Smackdown" has passed and tickets are now on sale — get an inside look at what PhiusCon season looks like at Phius: https://ow.ly/pyT750ZaITa
06/13/2026
Congratulations to the 2371 Frederick Douglass Blvd. team! Your multifamily, new construction project in New York, New York is now Phius CORE 2021 Certified!
06/12/2026
CPHB university classes, Phius on the road, policy in practice -- the Klingenblog has it all covered: https://ow.ly/PC8J50Z8akS
06/11/2026
PhiusCon tickets are now on sale, which means it's officially PhiusCon season at Phius 🎟️
This week's blog looks at what exactly that means for our organization: https://ow.ly/pyT750ZaITa
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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 |