GroundRosterLicensed Septic Contractors: Darke County, OH
34 licensed septic contractors based in Darke County. Every license number below is sourced from public licensing records, with a link to look it up yourself.
Grouped by the county of the address on each license record, which can be a mailing address, so it doesn't tell you where the business works. When the record names no county, we place it by ZIP code, then town.
Checked against Ohio Department of Health - Sewage Treatment System Bond Lists. Roster copy last refreshed 2026-08-17.
Towns in Darke County
All 11 towns named on the license records based here, with the number of listings in each, most first.
License classes on the Darke County records
Each class as the issuing agency prints it on the license record. A record that names more than one class counts once under each, so the rows can add up to more than 34.
| License class | Trade | Listings |
|---|---|---|
| Sewage Treatment System Installer | Septic | 29 |
| Sewage Treatment System Service Provider | Septic | 9 |
| Septage Hauler | Septic | 5 |
Septic Contractors based in Darke County (34)
Artz Septic Services LLC
Hollinger Excavating, Inc.
Flatter's Septic Service
Leber Excavating and Logging LLC
West Branch Express, LLC
Tucker Stahl
Lavy Plumbing, Inc
All Terrain Excavating
Billenstein Excavating LLC
J & C Construction & Excavating
JCS Property Solutions LLC
Larry A Fourman Construction Inc
Barga Construction
S and T Family Enterprise Inc.
Marcus Excavation
Erisman Excavating, LLC
Fenstermaker Excavating, LLC
D & R Fourman, LLC
Frech's Septic LLC
Bill Ahrens Plumbing & Heating Inc.
Greg Spurrier
Grow Excavating LLC
Heritage Landworks LLC
Wayne Douglass Construction
Sanders Septic and Sewer LLC
D & H Construction
Myers Excavating, LLC
DarkeAikman Excavating. Inc.
M&T Excavating, LLC
C.F. Poeppleman Inc
Denlinger Enterprises Inc
MB Earthworks LLC
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Looking for a specific contractor? Search by name, business name, or license number.
Services in Darke County, with national cost ranges
Listings based in Darke County whose license class covers each service. Cost ranges are national; each links its cost guide.
| Service | Based in Darke County | National cost |
|---|---|---|
| Septic Tank Pumping | 0 | $250 to $600 |
| Septic System Installation | 29 | $3,600 to $12,500 |
| Septic Inspection | 0 | $150 to $900 |
| Septic System Design | 0 | Varies by site |
| Perc Test and Soil Evaluation | 0 | $250 to $1,000 |
None of the listings based in Darke County hold a license class we can match to septic tank pumping, septic inspection, septic system design or perc test and soil evaluation. Ask any contractor whether they do this work, or try a nearby city.
Hiring a septic contractor in Darke County
Septic (onsite wastewater) contractors handle everything from routine septic tank pumping and cleaning to repairs, inspections, and new system installation. States license each role separately (a pumper is not necessarily licensed to install, and vice versa), so match the license class to the job.
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.
Do I need a permit for well or septic work in Ohio?