GroundRosterLicensed Septic Contractors: Cass County, MN
42 licensed septic contractors based in Cass 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 Minnesota Pollution Control Agency (MPCA) - SSTS licensed business list. Roster copy last refreshed 2026-10-03.
Towns in Cass County
All 15 towns named on the license records based here, with the number of listings in each, most first.
License classes on the Cass 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 42.
| License class | Trade | Listings |
|---|---|---|
| Pipelayer | Septic | 31 |
| SSTS Installer | Septic | 31 |
| Designer | Septic | 14 |
| Inspector | Septic | 11 |
| SSTS Maintainer (Pumper) | Septic | 5 |
| Service Provider | Septic | 3 |
| SSTS Designer | Septic | 3 |
| SSTS Inspector | Septic | 3 |
| Maintainer (Pumper) | Septic | 2 |
Septic Contractors based in Cass County (42)
Honer Excavating IncLicensed
Welk Excavating IncLicensed
Tri-County Septic InspectionsLicensed
Carlson Septic LLCLicensed
Fyle's PortablesLicensed
Gielen ExcavatingLicensed
Schrupp Excavating LLCLicensed
Fink Construction LLCLicensed
Miner Dirt Work LLCLicensed
Rasinski Excavating Inc
April ThompsonLicensed
W C Peterson Excavating LLCLicensed
Dale's SepticLicensed
M & M Landscaping & Excavating LLCLicensed
Northland Septic Maintenance IncLicensed
Cass County Construction CorpLicensed
Gielen Construction ServicesLicensed
Westin Property Development LLCLicensed
VanVickle Excavating LLCLicensed
Day's Sewer Service LLC
Lake Country Septic Pumping Services LLCLicensed
T&S Excavating
Top Notch Septic LLCLicensed
Clark Excavating, LLCLicensed
PHB Excavating LLCLicensed
Ruyak Enterprises IncLicensed
Al Nystrom Construction LLCLicensed
Goble Excavation LLC
Young Excavating IncLicensed
T & C Excavating
Shafer ExcavatingLicensed
Aletto Onsite/DesignLicensed
Scc LLCLicensed
Martys LandscapingLicensed
Slick Nick Septic LLCLicensed
Boulder Excavating LLCLicensed
Winter Septic LLC
Ultimate Septic Service LLCLicensed
Rardin Excavating IncLicensed
Piprude Excavating LLCLicensed
North Fork Boulders & ExcavatingLicensed
LnL Excavating LLCLicensed
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 Cass County, with national cost ranges
Listings based in Cass County whose license class covers each service. Cost ranges are national; each links its cost guide.
| Service | Based in Cass County | National cost |
|---|---|---|
| Septic Tank Pumping | 7 | $250 to $600 |
| Septic System Installation | 31 | $3,600 to $12,500 |
| Septic Inspection | 14 | $150 to $900 |
| Septic System Design | 17 | Varies by site |
| Perc Test and Soil Evaluation | 0 | $250 to $1,000 |
None of the listings based in Cass County hold a license class we can match to perc test and soil evaluation. Ask any contractor whether they do this work, or try a nearby city.
Hiring a septic contractor in Cass 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 Minnesota?