GroundRosterLicensed Well and Septic Contractors: Oconto County, WI
19 licensed well and septic pros based in Oconto 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 Oconto County Land & Water Resource Department and Wisconsin DNR - Licensed Water Well Drillers / Registered Well Driller Businesses. Roster copy last refreshed 2026-08-19.
Towns in Oconto County
All 9 towns named on the license records based here, with the number of listings in each, most first.
License classes on the Oconto 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 19.
| License class | Trade | Listings |
|---|---|---|
| Septic Pumper | Septic | 7 |
| Registered Well Driller Business | Well | 6 |
| Plumber, Soil Tester | Septic | 5 |
| Licensed Well Driller | Well | 1 |
Septic Contractors based in Oconto County (12)
KS Plumbing LLC
United Plumbing & Heating
Wirtz Septic Pumping
Zahm Soil Testing
Dey's Septic Service LLC
Superior Septic
Trenton Schubert (inspections only)
Kountry Pumping
Tri County Pumpers Gillett
Nasgovitz Septic Pumping LLC
Landis Excavating
Water Well Contractors based in Oconto County (7)
Gerald L CooperLicensed
Drill Baby Drill LLC DBA Luisier Well Drilling INCLicensed
Drill Baby Drill LLCLicensed
Arneson Well Drilling LLCLicensed
Cooper Water Well Service LLCLicensed
Chicken Youngs Well DrillingLicensed
T & T Well Drilling & Pump ServiceLicensed
Licensed by Oconto County
Oconto County issued these businesses' licenses, but the address on their license record is not in Oconto County.
A & B Septic Service
AAA Sanitation Inc
BAT Septic & Pumping
Bartz Septic Service
Bates Soil & Water Testing
Bob Berceau
Brady's Septic Service
Chambers Enterprises
Dama Plumbing & Heating
Eric's Septic Service
Filbrandt Plumbing & Heating
Geiter Septic Pumping LLC
Harding Portables & Jim's Septic Pumping LLC
Harding Septic Service
Hyler Septic Service
Jeremy Kaus
Joe Maitland
Joel Oleck (inspections only)
Kempka Excavating
Krahn Plumbing & Septic
Lisa Strong
Matt Peters
Meltz Industries LLC
Mikes Plumbing & Heating
Mjb
Moesch Septic
Montour Services
Patrick Brouillard (inspections only)
Pecha Septic Service
Randy Septic Pumping
Richlen Excavating
Schoenike Septic Service
Schroeder's Septic Systems
Star Environmental Inc
Stordeur Sanitation
Vander Leest Soil Testing
Vandeyacht Septic Systems
Own one of these businesses? Find your listing and claim it.
Looking for a specific contractor? Search by name, business name, or license number.
Services in Oconto County, with national cost ranges
Listings based in Oconto County whose license class covers each service. Cost ranges are national; each links its cost guide.
| Service | Based in Oconto County | National cost |
|---|---|---|
| Septic Tank Pumping | 7 | $250 to $600 |
| Septic System Installation | 0 | $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 | 7 | $5,500 to $35,000 |
| Well Pump Repair | 0 | $1,000 to $2,500 |
None of the listings based in Oconto County hold a license class we can match to septic system installation, 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 Oconto 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 Wisconsin?