Greater Toronto Sewer and Watermain Contractors Association (GTSWCA)

The Greater Toronto Sewer and Watermain Contractors Association (GTSWCA) is a trade association that represents over 200 member companies and 10,000 unionized workers in the Greater Toronto and Hamilton Area. The association focuses on the construction, design, and supply of municipal water, wastewater, and stormwater infrastructure. GTSWCA advocates for its members, highlighting their essential role in developing infrastructure for clean water delivery and management.

Operating in regions such as Toronto, York County, Simcoe County, Peel County, Halton County, Milton, and Esquesing, GTSWCA emphasizes its significant impact on regional water systems, with thousands of kilometers of pipe installed and millions of tons of water managed. The association engages in lobbying and promotes unionized labor, positioning itself as a key player in building sustainable water infrastructure for the future.