PhiusCon 2025

PhiusCon is returning this year! North America's largest and longest-running passive building conference will take place Oct. 6-8 in Milwaukee, Wisconsin.

Register

Early Bird Tickets on Sale Now

Save on core conference, pre-conference, bus tour and after-party tickets by purchasing before July 31.

Looking for the PhiusCon 2023 Archive?

Explore presentation slides, recordings, photos and more from PhiusCon 2023.