Licensed Septic Companies in Calcasieu Parish, LA
12 septic companies serve Calcasieu Parish, Louisiana, and 12 of them hold a Louisiana septic license or certification matched to the Louisiana Department of Health list (data as of October 2026).
Septic services in Calcasieu Parish
Guides: Septic tank pumping · Septic system installation · Septic inspection · Septic repair · Aerobic septic systems · Installation cost · Pumping cost
12 septic companies in Calcasieu Parish
Lake Charles 11
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A-1 Sewer Systems, LLC
Lake Charles, LA 70611
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #30282 (Louisiana Department of Health, verify)
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #32480 (Louisiana Department of Health, verify)
Per state license: Installation
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A2Z Water Services LLC
Lake Charles, LA 70611
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #32096 (Louisiana Department of Health, verify)
Per state license: Installation
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Amy's Sewer Systems
Lake Charles, LA 70607
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination; Maintenance) · #32124 (Louisiana Department of Health, verify)
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination; Maintenance) · #40041 (Louisiana Department of Health, verify)
Per state license: Installation · Aerobic systems
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Booth Environmental Services, LLC
1320 E Gauthier Rd, Lake Charles, LA 70607
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination; Maintenance) · #31762 (Louisiana Department of Health, verify)
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination; Maintenance) · #31760 (Louisiana Department of Health, verify)
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination; Maintenance) · #31690 (Louisiana Department of Health, verify)
Per state license: Installation · Aerobic systems
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Daigle Mechanical
Lake Charles, LA 70606
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #32243 (Louisiana Department of Health, verify)
Per state license: Installation
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Hoot Systems LLC
Lake Charles, LA 70606
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #31278 (Louisiana Department of Health, verify)
Per state license: Installation
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K-Jon Sewer & Septic Service
4520 Opelousas St, Lake Charles, LA 70615
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination; Maintenance) · #910 (Louisiana Department of Health, verify)
From their website: Pumping · Inspection · Repair Per state license: Installation · Aerobic systems
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Martel and Associates
625 W College St, Lake Charles, LA 70611
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #281 (Louisiana Department of Health, verify)
Per state license: Installation
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Murphy Cormier General Contractor Inc.
Lake Charles, LA 70607
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #40111 (Louisiana Department of Health, verify)
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #30478 (Louisiana Department of Health, verify)
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #40035 (Louisiana Department of Health, verify)
Per state license: Installation
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Murphy Cormier General Contractor Inc.
Lake Charles, LA 70607
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #40112 (Louisiana Department of Health, verify)
Per state license: Installation
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National Wastewater Systems, Inc.
6754 Hwy 90 E, Lake Charles, LA 70615
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #31116 (Louisiana Department of Health, verify)
Per state license: Installation
Bell City 1
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Mott Sewer & Dirtwork LLC
Bell City, LA 70630
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #32264 (Louisiana Department of Health, verify)
Per state license: Installation
No listings match those filters.
Septic licensing in Louisiana
The Louisiana Department of Health publishes its active installer list, which marks installers who can also maintain mechanical (aerobic) plants. The Louisiana Department of Health, Onsite Wastewater Program issues these credentials: Basic installer; Combination installer; Maintenance provider.
Permits for new systems, replacements and most repairs are issued locally. Ask the contractor which office handles Calcasieu Parish and whether the permit fee is in their quote.
Louisiana septic licensing: agencies, license types and how to check a license →
Septic companies in Calcasieu Parish: common questions
How many licensed septic companies are in Calcasieu Parish, LA?
12 septic companies serve Calcasieu Parish, Louisiana, and 12 of them hold a Louisiana septic license or certification matched to the Louisiana Department of Health 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 Louisiana?
The Louisiana Department of Health publishes its active installer list, which marks installers who can also maintain mechanical (aerobic) plants. The licensing body is the Louisiana Department of Health, Onsite Wastewater Program.
Which companies pump septic tanks in Calcasieu Parish?
1 of the 12 listings in Calcasieu Parish 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 Calcasieu Parish?
12 listings in Calcasieu Parish install septic systems. New systems and replacements need a permit, so ask each installer to handle the permit and to show their Louisiana license.
How do I check a septic contractor's license in Louisiana?
Use the Louisiana Department of Health, Onsite Wastewater Program's lookup (https://ldh.la.gov/page/627) and search the contractor's name or license number. Our guide to checking a septic license walks through it.