The Ontario Sewer & Watermain Construction Association (OSWCA) represents over 800 member companies and workers engaged in constructing water, wastewater, roads, bridges, and tunneling infrastructure across Ontario. Based in Toronto, OSWCA serves as a leading industry association supporting professionals in Ontario's infrastructure construction sector.
The Ontario Sewer & Watermain Construction Association (OSWCA) represents over 800 member companies and workers engaged in constructing water, wastewater, roads, bridges, and tunneling infrastructure across Ontario. Based in Toronto, OSWCA serves as a leading industry association supporting professionals in Ontario's infrastructure construction sector.