Drainage Products

Sewage / Septic Products

Water Service Products

Landscape Products

HVAC Products

Other Products

On the Job

Founded in 2015 and owned by the Coad family since 2018, Union Supply Co. is located just minutes south of St. Thomas on Hwy. 4. We are a local distributor of a wide selection of pipe, fittings, drainage, mechanical and building products primarily serving municipalities, construction companies, farm operations and mechanical contractors in Elgin County and surrounding areas.

For residential, commercial, industrial and municipal construction projects, we carry the trusted brands you need to get the job done right. Whether small- or large-scale projects, you’ll find only the highest quality products.

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