| Company | Location | Certifications | License # |
|---|---|---|---|
| Kitzan Septic Service LLC | Glen Ullin, ND | Pumper (Class I) | NDSP007325 |
| Schirado Enterprises, LLC | Glen Ullin, ND | Pumper (Class I) | NDSP007294 |
2 companies in the North Dakota DEQ licensed septic system installers and sanitary pumpers are based in Grant County as of 2026-07-23. Companies based elsewhere in North Dakota also commonly serve the county.
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