The Septic GuideLicensed septic pros
List Your Business
Franklin Parish, Louisiana

Licensed Septic Companies in Franklin Parish, LA

6 septic companies serve Franklin Parish, 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).

6 septic companies in Franklin Parish

Winnsboro 4

  • Blue Service LLC

    Winnsboro, LA 71295

    • Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #32170 (Louisiana Department of Health, verify)

    Per state license: Installation

    (318) 498-2451

  • David's Sewer and Drain

    Winnsboro, LA 71295

    • Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #30529 (Louisiana Department of Health, verify)

    Per state license: Installation

    (318) 498-1015

  • PS&E Specialties

    Winnsboro, LA 71295

    • Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #31329 (Louisiana Department of Health, verify)

    Per state license: Installation

    (318) 289-9407

  • WNK Plumbing Co. inc.

    Winnsboro, LA 71295

    • Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #32375 (Louisiana Department of Health, verify)

    Per state license: Installation

    (318) 237-1888

Baskin 1

  • Allen Plumbing LLC

    Baskin, LA 71219

    • Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #31701 (Louisiana Department of Health, verify)

    Per state license: Installation

    (318) 789-3412

Crowville 1

  • Collins Plumbing

    5971 LA-17, Crowville, LA 71230

    • Licensed: Louisiana LDH Licensed Onsite Wastewater (Septic) Installer (Basic; Combination) · #31988 (Louisiana Department of Health, verify)

    Per state license: Installation

    (318) 722-0006

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 Franklin 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 Franklin Parish: common questions

How many licensed septic companies are in Franklin Parish, LA?

6 septic companies serve Franklin Parish, 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 Franklin Parish?

6 listings in Franklin 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.