Ontario Stone, Sand & Gravel Association (OSSGA)

The Ontario Stone, Sand and Gravel Association (OSSGA) is a non-profit industry association representing more than 280 aggregate producers, equipment suppliers and service providers. Collectively, our members supply the majority of the approximately 164 million tonnes of crushed stone, sand and gravel consumed annually to build and maintain Ontario. OSSGA works in partnership with government and the public to promote a safe, sustainable and competitive aggregate industry, and to help strengthen communities across the province.