GroundRosterLicensed Well and Septic Contractors: Ozaukee County, WI
13 licensed well and septic pros based in Ozaukee 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 Wisconsin DNR - Licensed Water Well Drillers / Registered Well Driller Businesses, Walworth County POWTS Program and Washington County POWTS Program. Roster copy last refreshed 2026-08-19.
Towns in Ozaukee County
All 7 towns named on the license records based here, with the number of listings in each, most first.
License classes on the Ozaukee 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 13.
| License class | Trade | Listings |
|---|---|---|
| POWTS Installer | Septic | 3 |
| Septic/Holding Tank Pumper | Septic | 3 |
| Soil Tester | Septic | 3 |
| Registered Well Driller Business | Well | 2 |
| ATU Maintainer | Septic | 1 |
| Licensed Well Driller | Well | 1 |
Septic Contractors based in Ozaukee County (10)
Petersen Supply
Mile Rock Site Solutions
David Jentges
Budiac, Larry
Steve Jentges
Daniel J Boehnlein
Jentges Excavating & Pumps Inc
Wisconsin Pump & Sump
Statewide Septic Service
Arnold's Environmental Services
Water Well Contractors based in Ozaukee County (3)
Liebau Laun INCLicensed
Jason J GrothLicensed
Groth Water Wells INCLicensed
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 Ozaukee County, with national cost ranges
Listings based in Ozaukee County whose license class covers each service. Cost ranges are national; each links its cost guide.
| Service | Based in Ozaukee County | National cost |
|---|---|---|
| Septic Tank Pumping | 4 | $250 to $600 |
| Septic System Installation | 3 | $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 | 3 | $5,500 to $35,000 |
| Well Pump Repair | 0 | $1,000 to $2,500 |
None of the listings based in Ozaukee County hold a license class we can match to 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 Ozaukee 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?