- Con Cast Pipe
 - Manufacturer of a range of precast concrete products. - Dufferin Construction Company
- General contractor specializing in concrete & asphalt paving, sewers, earthworks, bridge building, site works, design build, roller compacted concrete, and airport construction.
- Excavation René St-Pierre, Inc.
- Offers small and large scale excavation, site restoration, waste storage, and transport services.
- JLG Ball Enterprises
- Capabilities include excavation, road building and maintenance, site reclamation, bush clearing, landscaping, and the supply of aggregates.
- Pipefusion Services Inc.
- Specializes in the fusion and installation of polyethylene pipes and related products. Also offers machine sales, rentals, training, and more.
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