| Company | Location | Certifications | License # |
|---|---|---|---|
| Baker Brothers Construction of Granite Falls Inc | Granite Falls, MN | Installer | L262 |
| Bonnema Excavating | Raymond, MN | Designer (Advanced)InspectorInstaller | L4010 |
| Brouwer Construction LLC | Raymond, MN | DesignerInstaller | L3874 |
| Clean Site LLC | Montevideo, MN | Pumper | L4096 |
| Jay's Digging Service, LLC | Montevideo, MN | Installer | L3880 |
| Jeff's Septic Solutions, LLC | Clara City, MN | Designer (Advanced)InspectorInstaller | L4005 |
| Kidrowski Enterprises LLC | Clara City, MN | DesignerInspectorInstaller | L850 |
7 companies in the Minnesota MPCA SSTS licensed business registry are based in Chippewa County as of 2026-07-23. Companies based elsewhere in Minnesota also commonly serve the county.
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