Welcome to OSM
WHAT IS OSM? OSM stands for Ontario Sheet Metal Contractors Association.
OSM serves the needs of contractors of all sizes, offering educational and training resources for their members. As the second largest chapter of SMACNA, OSM contractors follow SMACNA standards to produce high quality industrial, commercial and institutional (ICI) sheet metal work.
Mark Your Calendar
Learn More
2024 OSM Convention
The 2024 OSM Convention is being held in Cap Cana from April 12 through 19, 2024.
OSM campaign for Feed Ontario
OSM & Partners raised $50,185 this Holiday season in support of Feed Ontario. We thank those that contributed to the campaign and to all those that otherwise supported their local food banks. We hope you will continue to support these worthy causes.
Prompt Payment Ontario - Ontario Construction Act - Trade Contractors Guide
OSM was an active member of Prompt Payment Ontario. PPO has published the Ontario Construction Act Trade Contractors Guide. The guide is free for download.
SMACNA technical resources for members.