17425 Jordan Road, Sisters, OR 97759 · Deschutes County
Is Olin Sitz Excavation, LLC licensed?
Olin Sitz Excavation, LLC appears on an Oregon septic license or certification list. The Septic Guide matched these credentials to the issuing agency's published list as of October 2026; confirm the current status with the agency before you hire.
| Credential | Number | Issued by | Verify |
|---|---|---|---|
| Oregon DEQ Certified Onsite (Septic) Installer | 912 | Oregon Department of Environmental Quality | Agency lookup |
A matched credential shows the holder was on the agency's list when we checked. It does not by itself authorize every kind of septic work: an installer license, a pumper license and an inspector certification are different credentials.
What septic services does Olin Sitz Excavation, LLC offer?
Found on Olin Sitz Excavation, LLC's website: Septic system installation, Drain field repair.
Ask Olin Sitz Excavation, LLC to confirm it handles your specific job and service area. Guides: Septic system installation · Drain field repair.
Before you hire Olin Sitz Excavation, LLC
- Check the license on the agency lookup above and ask which person holds it.
- Ask who pulls the permit and whether the fee is in the quote.
- Ask for proof of liability insurance sent by the insurer.
- Get the scope and price in writing. How to check a septic license.
Is this your business? Correct or update this listing. Listing data: state license lists and public business information, as of October 2026. Not an endorsement.