GroundRoster
Home › Oregon › Umatilla County › Hermiston › Septic System Installation › Cornerstone Land Solutions LLC

Cornerstone Land Solutions LLC

Septic contractor based in Hermiston, Umatilla County, OR

On the Oregon DEQ roster as of 2026-08-17

License details

License number39954
License typeSeptic Installer
License statusIssued, Oregon DEQ
License expiresJune 30, 2028
Based inHermiston, Umatilla County, Oregon 97838

"Based in" is the city and county of the address on the business's license record.

What this license covers

  • Installation / repair: licensed to build and install septic tanks and drainfields, and to repair or replace failed ones.

How to check this license

License details are indexed from state and county licensing records as of 2026-08-17. We shorten or reword some labels. The agency's record controls, and we do not vouch for the business itself. Before hiring, look up license #39954 directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.

Source: Oregon DEQ - Sewage Disposal Service Licensed Businesses, last checked 2026-08-17. Check current status at the state agency website.

GroundRoster is an independent publisher of public licensing records, not a government agency or licensing board. The business has not claimed this listing and is not affiliated with GroundRoster. Always confirm current license standing with the issuing state or county agency before hiring.

Is this your license? Request a record correction or removal. It's free.

Compare licensed contractors based in Hermiston

Other septic contractors based in Hermiston

Atkinson Staffing Inc

Septic Tank Pumping
Based in Hermiston, OR · License #38869
On the Oregon DEQ roster as of 2026-08-17

Warren Ewing Demolition and Excavation, LLC

Septic System Installation
Based in Hermiston, OR · License #38514
On the Oregon DEQ roster as of 2026-08-17

Brady Rettkowski, dba Done-Rite Septic

Septic System Installation
Based in Hermiston, OR · License #37718
On the Oregon DEQ roster as of 2026-08-17

Pnw Works LLC

Septic System Installation
Based in Hermiston, OR · License #39963
On the Oregon DEQ roster as of 2026-08-17

Desert Sands MFD Home Contractors Inc, dba D.S.C. Inc.

Septic System Installation
Based in Hermiston, OR · License #39815
On the Oregon DEQ roster as of 2026-08-17

Other licensed septic contractors based in Umatilla County

Jimmy's Johns Portable Toilets, LLC

Septic Tank Pumping
Based in Umatilla, OR · License #38863
On the Oregon DEQ roster as of 2026-08-17

Derrick G Humbert, dba Derricks Septic

Septic Tank Pumping
Based in Milton Freewater, OR · License #39265
On the Oregon DEQ roster as of 2026-08-17

Vixie Construction, LLC

Septic System Installation
Based in Milton-Freewater, OR · License #37444
On the Oregon DEQ roster as of 2026-08-17

See every listing based in Umatilla County or in Hermiston.