Upcoming Events

Thursday, March 11, 2021 at 9:00 AM OSSGA Common Core Surface Miner Training - ONLINE
Monday, March 22, 2021 OSSGA Aggregates 101 - ONLINE
Monday, March 29, 2021 OSSGA Aggregates 201 - ONLINE
Thursday, April 29, 2021 at 9:00 AM ONLINE OSSGA Common Core Training Course
OSSGA Office, Mississauga, ON
Friday, October 1, 2021 at 9:00 AM OSSGA Quality Control Training - IN PERSON

Codrington - Only 7 spots!

Welcome to the Ontario Stone, Sand & Gravel Association

OSSGA is a not-for-profit industry association representing over 280 sand, gravel, and crushed stone producers and suppliers of valuable industry products and services. Collectively, our members supply the substantial majority of the approximately 164 million tonnes of aggregate consumed annually in the province to build and maintain Ontario’s infrastructure needs. OSSGA works in partnership with government and the public to promote a safe and competitive aggregate industry contributing to the creation of strong communities in the province.  Find out more about OSSGA by exploring this site as well as GravelFacts.ca.