Contractor profiles
- Union Supply Co.
- Unit Precast
- Vacutrux Ltd
- Valley Sanitation Services
- Valley Sanitation Services Ltd.
- Valley Wide Waste Management Services
- Van Boekel Landworks Ltd.
- Van Gerven Excavating
- Van Harten Surveying Inc.
- VK Excavation Services
- Wally's Flower Wagon and Disposal
- Wally’s Flower Wagon Disposal Ltd
- Walters Custom Works Inc
- Warden Septic
- Waste Water Nova Scotia
- Waterloo Biofilter Systems Inc.
- Waterloo Biofilter Systems Inc.
- Waubaushene Septic & Landscaping Supplies Ltd
- Weber Environmental Services
- Wes Finch & Sons Excavating
- Western Canada Onsite Wastewater Management Association
- Whalen & Sons Septic Transfer
- Whiteway Design & Build
- Williams Plumbing Solutions
- Willis Kerr Contracting
- Willis Kerr Contracting Ltd. – Dean Kerr
- Wilton Sanitation
- Wm. Groves Ltd.
- Woodland Excavation
- WSP Canada Inc.
- WSP Canada Inc.
- WSP/Golder
- Wyevale Concrete Products Limited
- Xerxes
- Xylem Canada LP
- Yantha Backhoe & Trucking Ltd.
- Yellow Brick Road Contracting
- Yetti Construction LTD.
- Yorkwood Hidden Glen
- Zoeller Canada