Licensed Septic Companies in Muskogee County, OK
6 septic companies serve Muskogee County, Oklahoma, and 6 of them hold a Oklahoma septic license or certification matched to the Oklahoma Department of Environmental Quality list (data as of October 2026).
Septic services in Muskogee County
Guides: Septic system installation · Aerobic septic systems · Installation cost · Pumping cost
6 septic companies in Muskogee County
Muskogee 3
-
CBL Services
PO Box 1361, Muskogee, OK 74402
- Licensed: Oklahoma DEQ Certified Septic Installer (Subsurface, Aerobic Spray) · #1206 (Oklahoma Department of Environmental Quality, verify)
Per state license: Installation · Aerobic systems
-
Martys Backhoe Service
1517 Out of Bounds Dr, Muskogee, OK 74403
- Licensed: Oklahoma DEQ Certified Septic Installer (Subsurface, Lagoon, Aerobic Spray) · #565 (Oklahoma Department of Environmental Quality, verify)
Per state license: Installation · Aerobic systems
-
Oklahoma Septic & Excavation
7785 S 35th St E, Muskogee, OK 74403
- Licensed: Oklahoma DEQ Certified Septic Installer (Subsurface, Aerobic Spray) · #1155 (Oklahoma Department of Environmental Quality, verify)
Per state license: Installation · Aerobic systems
Ft Gibson 1
-
Harris Contractors
PO Box 1808, Ft Gibson, OK 74434
- Licensed: Oklahoma DEQ Certified Septic Installer (Subsurface, Aerobic Spray) · #996 (Oklahoma Department of Environmental Quality, verify)
Per state license: Installation · Aerobic systems
Oktaha 1
-
D and S Solutions LLC
9100 W 83rd S, Oktaha, OK 74450
- Licensed: Oklahoma DEQ Certified Septic Installer (Subsurface, Aerobic Spray) · #884 (Oklahoma Department of Environmental Quality, verify)
Per state license: Installation · Aerobic systems
Porum 1
-
K4 Construction & Septic
12842 E 243rd St S, Porum, OK 74455
- Licensed: Oklahoma DEQ Certified Septic Installer (Subsurface, Aerobic Spray) · #1079 (Oklahoma Department of Environmental Quality, verify)
Per state license: Installation · Aerobic systems
No listings match those filters.
Septic licensing in Oklahoma
Oklahoma certifies septic installers by system type: subsurface, lagoon, aerobic spray and aerobic drip. The Oklahoma DEQ, Environmental Complaints and Local Services issues these credentials: Certified installer (subsurface, lagoon, aerobic spray, aerobic drip).
Permits for new systems, replacements and most repairs are issued locally. Ask the contractor which office handles Muskogee County and whether the permit fee is in their quote.
Oklahoma septic licensing: agencies, license types and how to check a license →
Septic companies in Muskogee County: common questions
How many licensed septic companies are in Muskogee County, OK?
6 septic companies serve Muskogee County, Oklahoma, and 6 of them hold a Oklahoma septic license or certification matched to the Oklahoma Department of Environmental Quality 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 Oklahoma?
Oklahoma certifies septic installers by system type: subsurface, lagoon, aerobic spray and aerobic drip. The licensing body is the Oklahoma DEQ, Environmental Complaints and Local Services.
Which companies install septic systems in Muskogee County?
6 listings in Muskogee County install septic systems. New systems and replacements need a permit, so ask each installer to handle the permit and to show their Oklahoma license.
How do I check a septic contractor's license in Oklahoma?
Use the Oklahoma DEQ, Environmental Complaints and Local Services's lookup (https://applications.deq.ok.gov/certinstallers/certinstallers.aspx) and search the contractor's name or license number. Our guide to checking a septic license walks through it.