GroundRosterLicensed Well and Septic Contractors in Ohio
Ohio lists 1,769 licensed well and septic contractors: 2 well drillers and pump installers and 1,767 septic contractors. They are based in 88 counties and 617 cities. 8 license classes appear, covering roles such as installation / repair, service and drilling / construction.
Checked against Ohio Department of Health - Sewage Treatment System Bond Lists and NJDEP DataMiner - Well Drilling Companies. Roster copy last refreshed 2026-08-17.
Browse by county or request free quotes.
Counties with the most listings based there
Browse Ohio by county
Each listing sits under the county of the address on its license record, which can be a mailing address. 88 counties have listings based there.
Cities with the most listings based there
Septic Installers by city in Ohio
Septic System Installation cost guide
Looking for a specific contractor? Search by name, business name, or license number.
Hiring a well and septic professional in Ohio
Before you sign anything: confirm the license on this page is still active with the agency that issued it, ask for proof of insurance, and get at least three written quotes; pricing on this work varies widely by site conditions.
How do I check a well and septic professional's license in Ohio?
Use the license search to find the listing by name, business name, or license number, then confirm it with the agency that issued the license. Every listing links to the roster it came from.
What does well or septic work cost in Ohio?
Our cost guides give national ranges for well drilling, well pump repair, septic tank pumping, septic cleaning, repairs, and inspections. Site conditions, access, and local demand set the real number, so get at least three written quotes from licensed well and septic pros in Ohio.
Is a permit required?
Usually, for a new system or well and for most repairs, and the rules are set by the state or the county. Our Ohio permit guide covers who issues them and what they cover.
Permits and Ohio agency resources
Do I need a permit for well or septic work in Ohio? ›
Where this Ohio data comes from
- Ohio Department of Health - Sewage Treatment System Bond Lists · source page
- NJDEP DataMiner - Well Drilling Companies · source page