Licensed Septic Companies in Baton Rouge, LA
7 septic companies serve Baton Rouge, Louisiana, and 6 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 Baton Rouge
Guides: Septic system installation · Septic inspection · Drain field repair · Installation cost · Pumping cost
7 septic companies in Baton Rouge
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Engineering Associates, Inc.
1538 Delplaza Dr, Baton Rouge, LA 70815 · East Baton Rouge Parish
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #31752 (Louisiana Department of Health, verify)
Per state license: Installation
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Holly Construction
1969 Carolyn Sue Dr, Baton Rouge, LA 70815 · East Baton Rouge Parish
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #31772 (Louisiana Department of Health, verify)
Per state license: Installation
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Kelly Trio Services
3888 S Sherwood Forest Blvd, Baton Rouge, LA 70811 · East Baton Rouge Parish
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic) · #40122 (Louisiana Department of Health, verify)
Per state license: Installation
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Nola Plumbing & Construction
Baton Rouge, LA 70818 · East Baton Rouge Parish
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #32418 (Louisiana Department of Health, verify)
Per state license: Installation
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ReCLAIM Restoration & Plumbing
9404 Interline Ave, Baton Rouge, LA 70809 · East Baton Rouge Parish
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #31964 (Louisiana Department of Health, verify)
From their website: Inspection · Grease traps Per state license: Installation
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Sheson's Water Wastewater and Environmental Solutions LLC
Baton Rouge, LA 70810 · East Baton Rouge Parish
- Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic) · #40127 (Louisiana Department of Health, verify)
Per state license: Installation
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Reliable Plumbing
15016 Florida Blvd, Baton Rouge, LA 70819 · East Baton Rouge Parish
From their website: Drain field · Grease traps
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 Baton Rouge and whether the permit fee is in their quote.
Louisiana septic licensing: agencies, license types and how to check a license →
Septic companies in Baton Rouge: common questions
How many licensed septic companies are in Baton Rouge, LA?
7 septic companies serve Baton Rouge, Louisiana, and 6 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 install septic systems in Baton Rouge?
6 listings in Baton Rouge 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.