Lista de empresas
| Name | Province | City |
|---|---|---|
| Water Pollution Control Centre - City of Brockville (Corporation of the) | Ontario | Brockville |
| Water Pollution Control Centre - City of Sarnia | Ontario | Sarnia |
| Water Pollution Control Plant - City of St Thomas | Ontario | St. Thomas |
| Water Pollution Control Plant - City of Thunder Bay | Ontario | Thunder Bay |
| Water Reclamation Facility - City of Brandon | Manitoba | Brandon |
| Water Treatment Plant - City of Red Deer | Alberta | Red Deer |
| Water Treatment Plant - City of Saskatoon | Saskatchewan | Saskatoon |
| Waterdown Plant - Lehigh Hanson Materials Limited | Ontario | Hamilton |
| Waterloo Landfill Gas Power Plant - Toromont Energy Ltd. | Ontario | Waterloo |
| Waterloo Landfill Site - Region of Waterloo, Waste Management Division | Ontario | Waterloo |
