Home - Building Science Association of Ontario

BSAO is the Gold Standard in Building Science Education and Professional Networking

BSAO Vision

A highly educated industry that ensures consistent, high quality building enclosures.

BSAO Mission

We advocate for building science and provide quality education and forums for collaboration for members to network and increase their technical knowledge.

Keep up to date and enrich your skills and knowledge

BSAO offers many high quality events, webinars, and dinner meetings. Our past events archive reviews our events and has material to download so you don't miss a thing!

Upcoming Events Past Meetings

Ontario Building Envelope Council Rebrands as Building Science Association of Ontario

Read in Full

view all

Did You Know?

May 13, 2026

BSAO Government Relations Initiative Report to Members

As BSAO continues to build its role as a trusted voice in Ontario’s building sector, the Board is seeking members input on how best to advance its government advocacy efforts moving forward.

Learn More

April 21, 2026

Global Survey to Improve Building Performance

Your experience is critical to helping them understand how design professionals adopt new and innovative approaches and how reflection on previous performance informs your design.

Learn More

March 9, 2026

CCBST is coming to Toronto in 2027 – Call for Committee Members

The Building Science Association of Ontario (BSAO) is excited to host the Canadian Conference on Building Science & Technology - CCBST 2027 as part of our 40th Anniversary celebrations. We are seeking volunteers from industry and academia to join the organizing committee.

Learn More

January 29, 2026

CALL FOR ABSRACTS: Pushing the Envelope Canada

The Building Science Association of Ontario (BSAO) is excited to be planning the Fall 2026 issue of Pushing the Envelope Canada. If you’re a building science specialist with a story to share, please send a short abstract for consideration.

Learn More

view all

Upcoming

May 25 - 27, 2026

Other Event

Passive House Canada Conference

May 28, 2026

Other Event

Deep Energy Retrofits Seminar

June 10, 2026

BSAO Dinner Meeting

Best Practices for Window Installation in Walls with Continuous Insulation

August 17, 2026

Other Event

Mechanical Systems Course (BSS)

August 20, 2026

Other Event

2026 BSAO/GHC-CCI Golf Tournament

Help us shape the future of Building Science Specialist in Canada.

BSAO is pleased to offer current college and university students the opportunity to apply for a No-Fee Student Membership. Corporate members now have the opportunity to sponsor those students for a full membership year.

Learn More View our Student Sponsors