Licensed Septic Companies in Dakota County, MN
20 septic companies serve Dakota County, Minnesota, and 20 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 Dakota County
Guides: Septic tank pumping · Septic system installation · Septic inspection · Aerobic septic systems · Installation cost · Pumping cost
20 septic companies in Dakota County
Farmington 3
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B's Pumping Service
24483 Chippendale Ave W, Farmington, MN 55024
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Installer, Maintainer, Service Provider, Inspector, Designer) · #L4149 (Minnesota Pollution Control Agency, verify)
Per state license: Pumping · Installation · Inspection · Aerobic systems · Perc testing
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Beaver Creek Companies Inc.
7226 235th St W, Farmington, MN 55024
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Inspector) · #L4339 (Minnesota Pollution Control Agency, verify)
Per state license: Inspection
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Sauber Plumbing & Heating Co
100 Third St, Farmington, MN 55024
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Installer, Inspector, Designer) · #L317 (Minnesota Pollution Control Agency, verify)
Per state license: Installation · Inspection · Perc testing
Hastings 3
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Kleist Construction Management LLC
10215 230th St E, Hastings, MN 55033
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Inspector) · #L4490 (Minnesota Pollution Control Agency, verify)
Per state license: Inspection
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Miller Excavating of Hastings LLC
12405 220th St E, Hastings, MN 55033
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Installer) · #L4013 (Minnesota Pollution Control Agency, verify)
Per state license: Installation
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Schlomka Services LLC
17560 Northfield Blvd, Hastings, MN 55033
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Maintainer) · #L2989 (Minnesota Pollution Control Agency, verify)
Per state license: Pumping
Randolph 3
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Bakken Excavating LLC
30334 Cannon River Blvd, Randolph, MN 55065
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Installer, Designer) · #L345 (Minnesota Pollution Control Agency, verify)
Per state license: Installation · Perc testing
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Minnesota Septic Inspection
29137 Northfield Blvd, Randolph, MN 55065
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Inspector) · #L4289 (Minnesota Pollution Control Agency, verify)
Per state license: Inspection
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Otte Excavating Inc
PO Box 8, Randolph, MN 55065
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Installer, Maintainer) · #L2887 (Minnesota Pollution Control Agency, verify)
Per state license: Pumping · Installation
Burnsville 2
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Klamm Mechanical Contractors Inc
12409 County Road 11, Burnsville, MN 55337
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Installer) · #L2119 (Minnesota Pollution Control Agency, verify)
Per state license: Installation
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Onsite Solutions Inc.
2305 E 115th St, Burnsville, MN 55337
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Inspector, Designer) · #L4419 (Minnesota Pollution Control Agency, verify)
Per state license: Inspection · Perc testing
Cannon Falls 2
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Mulvihill Excavating Inc
6830 296th St E, Cannon Falls, MN 55009
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Installer, Inspector, Designer) · #L121 (Minnesota Pollution Control Agency, verify)
Per state license: Installation · Inspection · Perc testing
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Real Log Homes of Cannon Falls
28989 Gaylord Ave, Cannon Falls, MN 55009
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Installer) · #L2477 (Minnesota Pollution Control Agency, verify)
Per state license: Installation
Hampton 2
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ESI Septic Services, Inc.
PO Box 249, Hampton, MN 55031
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Maintainer) · #L2994 (Minnesota Pollution Control Agency, verify)
Per state license: Pumping
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Weiland Sewer & Water Inc
22544 Lewiston Blvd, Hampton, MN 55031
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Installer, Designer) · #L4312 (Minnesota Pollution Control Agency, verify)
Per state license: Installation · Perc testing
Inver Grove Heights 2
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Schlomka's Portable Restrooms & Pressure Washing, LLC
PO Box 2429, Inver Grove Heights, MN 55076
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Maintainer) · #L3302 (Minnesota Pollution Control Agency, verify)
Per state license: Pumping
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Zellmer Excavating Services, LLC
7946 Charles Way, Inver Grove Heights, MN 55076
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Installer) · #L2507 (Minnesota Pollution Control Agency, verify)
Per state license: Installation
Northfield 1
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ATB Professional Services, LLC
7505 320th St W, Northfield, MN 55057
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Installer, Maintainer, Service Provider, Inspector, Designer) · #L4429 (Minnesota Pollution Control Agency, verify)
Per state license: Pumping · Installation · Inspection · Aerobic systems · Perc testing
South Saint Paul 1
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Alto Sewer Service Inc.
1019 Concord St N, South Saint Paul, MN 55075
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Maintainer) · #L3665 (Minnesota Pollution Control Agency, verify)
Per state license: Pumping
Welch 1
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Benson Septic Service
18070 218th St E, Welch, MN 55089
- Licensed: Minnesota MPCA Licensed SSTS (Septic) Business (Installer, Service Provider, Inspector, Designer) · #L190 (Minnesota Pollution Control Agency, verify)
Per state license: Installation · Inspection · Aerobic systems · Perc testing
No listings match those filters.
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 Dakota County and whether the permit fee is in their quote.
Minnesota septic licensing: agencies, license types and how to check a license →
Septic companies in Dakota County: common questions
How many licensed septic companies are in Dakota County, MN?
20 septic companies serve Dakota County, Minnesota, and 20 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 Dakota County?
7 of the 20 listings in Dakota County 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 Dakota County?
12 listings in Dakota County 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.