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Marshall, Minnesota

Licensed Septic Companies in Marshall, MN

5 septic companies serve Marshall, Minnesota, and 5 of them hold a Minnesota septic license or certification matched to the Minnesota Pollution Control Agency list (data as of October 2026).

Septic services in Marshall

Guides: Septic tank pumping · Septic system installation · Installation cost · Pumping cost

5 septic companies in Marshall

  • A & C Excavating LLC

    PO Box 408, Marshall, MN 56258 · Lyon County

    • Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Installer, Designer) · #L3048 (Minnesota Pollution Control Agency, verify)

    Per state license: Installation · Perc testing

    (507) 530-2282

  • Action Company LLC

    2113 US Highway 59, Marshall, MN 56258 · Lyon County

    • Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Installer) · #L4214 (Minnesota Pollution Control Agency, verify)

    Per state license: Installation

    (507) 532-5940

  • D & G Excavating Inc.

    2324 County Road 30, Marshall, MN 56258 · Lyon County

    • Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Installer, Designer) · #L4416 (Minnesota Pollution Control Agency, verify)

    Per state license: Installation · Perc testing

    (507) 532-2334

  • Kevin Goslar Trio Plumbing & Heating LLC

    PO Box 825, Marshall, MN 56258 · Lyon County

    • Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Installer) · #L839 (Minnesota Pollution Control Agency, verify)

    Per state license: Installation

    (507) 537-0622

  • Southwest Sanitation Inc.

    PO Box 425, Marshall, MN 56258 · Lyon County

    • Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Maintainer) · #L2916 (Minnesota Pollution Control Agency, verify)

    Per state license: Pumping

    (507) 532-4500

Septic licensing in Minnesota

Minnesota licenses septic (SSTS) businesses and certifies the individuals who work for them. The MPCA search shows each business's license, insurance and bond status. The Minnesota Pollution Control Agency (SSTS program) issues these credentials: SSTS business license (installer, maintainer, service provider, designer, inspector); Individual SSTS certifications.

Permits for new systems, replacements and most repairs are issued locally. Ask the contractor which office handles Marshall and whether the permit fee is in their quote.

Minnesota septic licensing: agencies, license types and how to check a license →

Septic companies in Marshall: common questions

How many licensed septic companies are in Marshall, MN?

5 septic companies serve Marshall, Minnesota, and 5 of them hold a Minnesota septic license or certification matched to the Minnesota Pollution Control Agency list (data as of October 2026). Each license badge on this page names the agency and links to its lookup so you can confirm it.

Who licenses septic contractors in Minnesota?

Minnesota licenses septic (SSTS) businesses and certifies the individuals who work for them. The MPCA search shows each business's license, insurance and bond status. The licensing body is the Minnesota Pollution Control Agency (SSTS program).

Which companies pump septic tanks in Marshall?

1 of the 5 listings in Marshall offer septic tank pumping, either on their own website or under a state pumper license. Use the service filter above to show only those companies.

Which companies install septic systems in Marshall?

4 listings in Marshall install septic systems. New systems and replacements need a permit, so ask each installer to handle the permit and to show their Minnesota license.

How do I check a septic contractor's license in Minnesota?

Use the Minnesota Pollution Control Agency (SSTS program)'s lookup (https://webapp.pca.state.mn.us/ssts/) and search the contractor's name or license number. Our guide to checking a septic license walks through it.