| Facility Name (Alias/Former Names) | City, State, Country | Program Years |
| Qal-Tek | Idaho Falls, ID, USA | |2015| |
| Qingdao New World Solid Waste Treatment | Qingdao, Shandong Province, China | |2006| |
| Quad City Drum | Davenport, IA, USA | |2005| |
| Quala Services, LLC (QualaWash) | Chicago, IL, USA | |2016| |
| Quala Services, LLC (QualaWash) | Charlotte, NC, USA | |2016| |
| QualaWash Holdings (Manfredi Special Services) | Cleveland, OH, USA | |2016| |2012| |
| Quantum Lifecycle Partners | Barrie, ON, Canada | |2023| |
| Quantum Lifecycle Partners | North York, ON, Canada | |2023| |
| Quimica Sao Pedro | Sao Pedro, Sao Paulo, Brazil | |2025| |
| WM Quarry RDF (Quarry Sanitary Landfill) | Tulsa, OK, USA | |2017| |