Contractor profiles
- Stoughton Septic
- Stoughton Septic
- Strelow Landworks
- Strik Baldinelli Moniz Ltd
- Suffern Sanitation
- Summit Aggregates, a division of Miller Paving Ltd.
- Summit Services Inc
- Super Save Toilet Rentals
- Superior Potty's
- Swaffield Septic Service
- T.G. Carroll Cartage Ltd.
- Tailor-Made Landscapes Inc
- Tamarack North Ltd.
- Tarstone Canada Ltd
- Tatham Engineering Ltd.
- Taylor Farm Sand and Gravel
- Taylor Giesbrecht
- TDC Excavating Ltd.
- Ted Smith Construction Ltd
- Temagami Barge Limited
- Terry Hunter Septic Tank Pumping
- Texo Terra
- The Pump Shop
- The Septic Store
- The Septic Store Inc.
- Theo Willems Excavation Ltd. – Jeff & Lee Willems
- Thompson Construction Inc.
- Thunder Bay District Health Unit
- Thunderbolt Contracting Ltd.
- Thunderbolt Contracting Ltd.
- Thurler Logistics – Teisha Mullin
- Tiffin Construction
- Tinney's Septic Service & Construction
- Tinney's Septic Service and Construction
- Top Shelf Plumbing
- Total Site Services
- Total Site Services Inc.
- Triple S Sanitation
- Trudel Excavation – Gabriel Trudel
- Underwood Construction Ltd.