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What Is Aggregate?
What Is Aggregate Used For?
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Industry News
Bronze Plaque rededication to celebrate rehabilitation legacy at RBG Rock Garden
Walker Quarry Donation Shows Lasting Value of Rehabilitation
OLT Approves Nelson Aggregate's Burlington Quarry Expansion
Ontario Proclaims Species Conservation Act, 2025 to Streamline Approvals and Support Infrastructure Growth
Ontario Releases 2026 Budget: A Plan to Protect Ontario
OSSGA Announces the Recipients of the 2025 Capstone and Industry Recognition Awards!
OSSGA Announces the Winners of the 2025 Property Enhancement and Safety Innovation Awards!
2026 Aggregate Fees and Royalties
Ontario’s Amends Regulations Under the Environmental Protection Act to Reduce Regulatory Burden
OSSGA Update: Mike McSweeney Concludes His Tenure as Executive Director
OSSGA Pushes for Aggregate to Be Included in One Project, One Process (1P1P) Framework
Ontario Releases 2025 Fall Economic Statement: “A Plan to Protect Ontario”
Budget 2025: What it means for Ontario’s aggregate industry
Ontario’s One Project, One Process Model Could Be a Prototype for Aggregate Approvals
OSSGA at The Buildings Show 2025
OSSGA Launches New Video Campaign
From Gravel Pit to Parkland: The Transformation of Wasaga Sands
Master of Maintenance, Travis Weber
OSSGA 2024 Progressive Rehabilitation Award Winners
OSSGA 2024 Community Relations Award Winners
Women in Construction Week with Ela Walsh
OSSGA Appoints 2025 Board of Directors
OSSGA in the News
Avenues
Source Book
Advertising
Publications Order
Awards
OSSGA Awards
Industry Recognition Awards
Award Entry
Previous Award Winners
Capstone Award
Bronze Plaque Award
Health & Safety Awards
Associate Member of the Year
Join Now
About
About OSSGA
Gravel Facts
What Is Aggregate?
What Is Aggregate Used For?
Aggregate Regulation and Compliance
Rehabilitation and Sustainability Practices
Careers in Aggregate
Locating a Pit or Quarry
Videos
Board of Directors
Staff
Contact
Training & Events
Calendar of Events
Tours & Events
Training
Membership
OSSGA Membership
Membership Benefits
Join Now
Active Members
Associate Members
Committees
Industry Resources
Industry Job Board
Code of Conduct
Industry Priorities
Provincial Advocacy
Municipal Advocacy
Access to Aggregate
Indigenous Relations
Sustainability
Health & Safety
Tariff Response
Building Ontario
Media
Industry News
Bronze Plaque rededication to celebrate rehabilitation legacy at RBG Rock Garden
Walker Quarry Donation Shows Lasting Value of Rehabilitation
OLT Approves Nelson Aggregate's Burlington Quarry Expansion
Ontario Proclaims Species Conservation Act, 2025 to Streamline Approvals and Support Infrastructure Growth
Ontario Releases 2026 Budget: A Plan to Protect Ontario
OSSGA Announces the Recipients of the 2025 Capstone and Industry Recognition Awards!
OSSGA Announces the Winners of the 2025 Property Enhancement and Safety Innovation Awards!
2026 Aggregate Fees and Royalties
Ontario’s Amends Regulations Under the Environmental Protection Act to Reduce Regulatory Burden
OSSGA Update: Mike McSweeney Concludes His Tenure as Executive Director
OSSGA Pushes for Aggregate to Be Included in One Project, One Process (1P1P) Framework
Ontario Releases 2025 Fall Economic Statement: “A Plan to Protect Ontario”
Budget 2025: What it means for Ontario’s aggregate industry
Ontario’s One Project, One Process Model Could Be a Prototype for Aggregate Approvals
OSSGA at The Buildings Show 2025
OSSGA Launches New Video Campaign
From Gravel Pit to Parkland: The Transformation of Wasaga Sands
Master of Maintenance, Travis Weber
OSSGA 2024 Progressive Rehabilitation Award Winners
OSSGA 2024 Community Relations Award Winners
Women in Construction Week with Ela Walsh
OSSGA Appoints 2025 Board of Directors
OSSGA in the News
Avenues
Source Book
Advertising
Publications Order
Awards
OSSGA Awards
Industry Recognition Awards
Award Entry
Previous Award Winners
Capstone Award
Bronze Plaque Award
Health & Safety Awards
Associate Member of the Year
Join Now
In-Person
OSSGA Operations, Health & Safety Seminar
Wednesday, January 20, 2027
—
Thursday, January 21, 2027
MISSISSAUGA
Mark your calendar for the 2027 OPHS Seminar. Attendee and exhibitor registration will open October 15 at 10am
Marriott Toronto Airport Hotel, Toronto -
Click Here to book your room