GroundRosterLicensed Well and Septic Contractors: Warren County, OH
26 licensed well and septic pros based in Warren 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 and NJDEP DataMiner - Well Drilling Companies. Roster copy last refreshed 2026-08-17.
Towns in Warren County
All 10 towns named on the license records based here, with the number of listings in each, most first.
License classes on the Warren 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 26.
| License class | Trade | Listings |
|---|---|---|
| Sewage Treatment System Installer | Septic | 23 |
| Sewage Treatment System Service Provider | Septic | 8 |
| Septage Hauler | Septic | 5 |
| Well Drilling Company | Well | 1 |
Septic Contractors based in Warren County (25)
WarenH3 Construction and Excavating LLC
Apex Septic LLC
Porginski Excavating LLC
East Energy LLC
Haddix Construction LLC
ClermontA Advanced Septic, LLC
Walnut Creek Excavation
Miller Dirt Worx LLC
Walnut Creek Excavating LLC
Viox Excavating, Inc
Gilbert Ground Works
Stiles & Sons LLC
CS Gruter LLC
Steve Swigart Excavating LLC
JM Concrete & Excavating LLC
Project Worx LLC
T.W. Roy Excavation, Inc.
Ardent Contracting LLC
Copas Construction
Alan White Excavating, LLC
Rudd Excavating LLC
Earth & Pipe Contracting, Inc.
Terry Fornshell Construction LLC
WarrenAAA Wastewater Services, Inc. dba Triple A Pro Services
Water Well Contractors based in Warren County (1)
Ast Enterprises INCLicensed
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Looking for a specific contractor? Search by name, business name, or license number.
Services in Warren County, with national cost ranges
Listings based in Warren County whose license class covers each service. Cost ranges are national; each links its cost guide.
| Service | Based in Warren County | National cost |
|---|---|---|
| Septic Tank Pumping | 0 | $250 to $600 |
| Septic System Installation | 23 | $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 |
| Well Drilling | 1 | $5,500 to $35,000 |
| Well Pump Repair | 0 | $1,000 to $2,500 |
None of the listings based in Warren County hold a license class we can match to septic tank pumping, septic inspection, septic system design, perc test and soil evaluation or well pump repair. Ask any contractor whether they do this work, or try a nearby city.
Hiring a well and septic professional in Warren County
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?