| Facility Name (Alias/Former Names) | City, State, Country | Program Years |
| 110 Sand Company | Melville, NY, USA | |2017| |
| 21st Century Environmental (Stericycle Environmental; Clean Earth; 21st Century EMI) | Fernley, NV, USA | |2024| |2021| |2019| |2017| |2013| |2010| |2007| |2004| |2000| |
| 4-Way Electric | Greenwood, MS, USA | |2006| |
| 5E Resources Sdn Bhd (Jalan Platinum Utama Facility) | Pasir Gudang, Johor, Malaysia | |2020| |
| 5E Resources Sdn Bhd (Jalan Perak Facility) | Pasir Gudang, Johor, Malaysia | |2016| |
| 5R Processors | Ladysmith, WI, USA | |2011| |