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OSSGA Appoints 2025 Board of Directors
Women in Construction Week with Ela Walsh
OSSGA 2024 Community Relations Award Winners
OSSGA 2025 Progressive Rehabilitation Award Winners
Master of Maintenance, Travis Weber
From Gravel Pit to Parkland: The Transformation of Wasaga Sands
OSSGA Launches New Video Campaign
Avenues
Advertising
Sourcebook
Join Now
About
About OSSGA
Board of Directors
OSSGA Staff
Gravel Facts
Industry Priorities
Tariff Response
Indigenous Relations
Health & Safety
Provincial Advocacy
Municipal Advocacy
Sustainability
Access to Aggregate
Building Ontario
Membership
OSSGA Membership
Active Members
Associate Members
Committees
Industry Resources
Industry Job Board
OSSGA Benefits
Code of Conduct
Join Now
Training & Events
Calendar of Events
Tours & Events
Training
Personalized Training
Fall Gala
Awards
OSSGA Awards
Bronze Plaque Award
Industry Recognition Awards
Award Entry
Previous Award Winners
Health & Safety Awards
Associate Member of the Year
Publications
Industry News
OSSGA Appoints 2025 Board of Directors
Women in Construction Week with Ela Walsh
OSSGA 2024 Community Relations Award Winners
OSSGA 2025 Progressive Rehabilitation Award Winners
Master of Maintenance, Travis Weber
From Gravel Pit to Parkland: The Transformation of Wasaga Sands
OSSGA Launches New Video Campaign
Avenues
Advertising
Sourcebook
Join Now
IN PERSON OSSGA Generic First Line Supervisor Training September 9 to 11
Tuesday, September 9, 2025
—
Thursday, September 11, 2025
CALEDON
Registration Closed
Registration is now closed.