| Subject | Counties Served |
| Frac Sand (Industrial Sand Mining) - Agency Spokesperson | Statewide |
| Green Tier Project Coordinator, Badger Mining Corporation | Statewide |
| Green Tier Project Coordinator, Fairmount Santrol - Wisconsin Industrial Sand Company | Statewide |
| Green Tier Project Coordinator, Smart Sand – Oakdale Plant | Statewide |
| Green Tier Project Coordinator, Unimin Corporation, Portage Facility, Tunnel City Facility | Statewide |
| Green Tier Project Coordinator, US Silicia Company Sparta Plant | Statewide |
| U.S. Silica – Sparta Plant Green Tier Single Point of Contact | Monroe |