Registered Onsite Wastewater Treatment System (OWTS) Installers List

This list is not all inclusive; being listed on our website is optional. For those not listed or to determine if the installer is basic or advanced; request to see a copy of their ID card. You may also verify registration by contacting the Onsite Wastewater Program at (573) 751-6095.

Contact Us if you have questions about this list, or to update or correct an address.

Also, a listing of Suspended/Revoked Installers is available.

Displaying 426 - 450 of 1560
Name:
Ervin, Matthew
Installer ID #:
37694
Installer Level:
Advanced
Date of Expiration:
2025-11-30
Business:
On Site Septic
City, State:
Halfway, MO
Business Phone:
(417) 631-9317
Counties Served:
Christian, Dallas, Greene, Lawrence, Polk, Stone, Taney, Webster
Name:
Erwin, Zach
Installer ID #:
36836
Installer Level:
Advanced
Date of Expiration:
2027-04-30
Business:
Zach Erwin Construction Inc
City, State:
Nevada, MO
Business Phone:
(417) 667-5122
Counties Served:
Barton, Bates, Cedar, Vernon
Name:
Erwin, Coleman
Installer ID #:
39420
Installer Level:
Advanced
Date of Expiration:
2028-05-31
Business:
Brian Wear Plumbing
City, State:
Columbia, MO
Business Phone:
(573)-864-4463
Counties Served:
Boone, Cooper, Howard
Name:
Escobar, Jeff
Installer ID #:
38081
Installer Level:
Advanced
Date of Expiration:
2027-07-31
Business:
J Co Dirtwork
City, State:
Cape Fair, MO
Business Phone:
(417) 248-0532
Counties Served:
Barry, Lawrence, Stone, Taney
Name:
Essary, Koy
Installer ID #:
38454
Installer Level:
Advanced
Date of Expiration:
2028-09-30
Business:
Essary Excavation
City, State:
Cape fair, MO
Business Phone:
(417) 665-9072
Counties Served:
Barry, Lawrence, Stone, Taney, Webster
Name:
Estes, Jason
Installer ID #:
38654
Installer Level:
Basic
Date of Expiration:
2026-03-31
Business:
Jason Estes
City, State:
Charleston, MO
Business Phone:
(573) 233-6341
Counties Served:
Mississippi, New Madrid, Scott, Stoddard
Name:
Evans, Eric
Installer ID #:
34378
Installer Level:
Basic
Date of Expiration:
2026-03-31
Business:
Double E Excavating, Inc.
City, State:
Maywood, MO
Business Phone:
(573) 478-4485
Counties Served:
Clark, Knox, Lewis, Marion, Ralls
Name:
Evans, Morris
Installer ID #:
38767
Installer Level:
Basic
Date of Expiration:
2026-05-31
Business:
Corky Evans
City, State:
Seligman, MO
Business Phone:
(501) 743-5984
Counties Served:
Barry, McDonald, Newton, Stone
Name:
Evans, Clint
Installer ID #:
36246
Installer Level:
Advanced
Date of Expiration:
2026-05-31
Business:
Clint Evans Htg & Clg
City, State:
Richmond, MO
Business Phone:
(816) 517-4898
Counties Served:
Caldwell, Carrol, Clay, Clinton, Jackson, Lafayette, Platte, Ray
Name:
Ewing, Aaron
Installer ID #:
38514
Installer Level:
Advanced
Date of Expiration:
2028-11-30
Business:
Ewing Contracting LLC
City, State:
Neosho, MO
Business Phone:
(417) 389-8528
Counties Served:
Barry, Jasper, McDonald, Newton
Name:
Fahrer, Scott
Installer ID #:
37608
Installer Level:
Advanced
Date of Expiration:
2028-05-31
Business:
Comfort Zone AC & Heating LLC
City, State:
Sunrise Beach, MO
Business Phone:
(573)-374-0080
Counties Served:
Camden, Miller, Morgan
Name:
Farmer, Payton
Installer ID #:
39526
Installer Level:
Advanced
Date of Expiration:
2028-09-30
Business:
Farmer Septic LLC
City, State:
Fair Play, MO
Business Phone:
(417)-912-2257
Counties Served:
Cedar, Christian, Dade, Dallas, Greene, Hickory, Polk
Name:
Farnham, Shane
Installer ID #:
36505
Installer Level:
Basic
Date of Expiration:
2028-03-31
Business:
Milam Contracting
City, State:
Columbia, MO
Business Phone:
(573) 999-0675
Counties Served:
Boone, Callaway, Cole, Howard, Randolph
Name:
Farrell, Jaydan
Installer ID #:
38584
Installer Level:
Basic
Date of Expiration:
2026-01-31
Business:
Kenny Carroll Excavating Inc
City, State:
Camdenton, MO
Business Phone:
(573) 317-0464
Counties Served:
Camden, Miller, Morgan, Pulaski
Name:
Fennewald, Gary
Installer ID #:
33556
Installer Level:
Basic
Date of Expiration:
2026-01-31
Business:
Fennewald Plumbing
City, State:
Appleton City, MO
Business Phone:
(660) 476-5627
Counties Served:
Bates, Cedar, Henry, St. Clair, Vernon
Name:
Firkins, Levi
Installer ID #:
38869
Installer Level:
Basic
Date of Expiration:
2027-03-31
Business:
Bio-Gard
City, State:
Columbia, MO
Business Phone:
573489-9965
Counties Served:
Audrain, Boone, Callaway, Cole, Howard, Randolph
Name:
Fischer, Chris
Installer ID #:
35643
Installer Level:
Advanced
Date of Expiration:
2028-02-29
Business:
Fischer Excavating LLC
City, State:
Truxton, MO
Business Phone:
(636)-237-3370
Counties Served:
Audrain, Boone, Callaway, Lincoln, Montgomery, Pike, St. Charles, Warren
Name:
Fischer, Cole
Installer ID #:
39138
Installer Level:
Basic
Date of Expiration:
2027-05-31
Business:
Fischers Plumbing
City, State:
Butler, MO
Business Phone:
(660) 464-1788
Counties Served:
Bates, Benton, Cass, Cedar, Henry, Hickory, Polk, St. Clair, Vernon
Name:
Fitzwater, Randy
Installer ID #:
38503
Installer Level:
Basic
Date of Expiration:
2025-11-30
Business:
N/A
City, State:
Patterson, MO
Business Phone:
(573) 561-3095
Counties Served:
Butler, Iron, Rynolds, St. Francois
Name:
Fizer, Tristan
Installer ID #:
38379
Installer Level:
Basic
Date of Expiration:
2028-05-31
Business:
Sedalia Septic and Drain LLC
City, State:
Green Ridge, MO
Business Phone:
(660)-221-5200
Counties Served:
Benton, Camden, Cooper, Henry, Johnson, Morgan, Pettis, Saline
Name:
Flagg, Alex
Installer ID #:
38010
Installer Level:
Advanced
Date of Expiration:
2027-03-31
Business:
Septic Services, Inc.
City, State:
Union, MO
Business Phone:
(636) 583-5564
Counties Served:
Crawford, Franklin, Gasconade, Jefferson, St. Charles, St. Louis (County), Warren, Washington
Name:
Flagg, Jr, David
Installer ID #:
30097
Installer Level:
Advanced
Date of Expiration:
2028-05-31
Business:
Septic Services Inc.
City, State:
Union, MO
Business Phone:
(636) 583-5564
Counties Served:
Crawford, Franklin, Gasconade, Jefferson, Lincoln, St. Charles, St. Louis (County), Washington
Name:
Flanary, David
Installer ID #:
33226
Installer Level:
Advanced
Date of Expiration:
2026-02-28
Business:
David Flanary Backhoe & Dumptruck Service
City, State:
Anderson, MO
Business Phone:
(417) 223-7101
Counties Served:
Barry, Jasper, McDonald, Newton
Name:
Fleer, Jonathan
Installer ID #:
39449
Installer Level:
Basic
Date of Expiration:
2028-07-31
Business:
Fleer Excavating
City, State:
Hermann, MO
Business Phone:
(636)-900-1772
Counties Served:
Callaway, Franklin, Gasconade, Montgomery, Osage, St. Charles, Warren
Name:
Flippin, Eric
Installer ID #:
36893
Installer Level:
Advanced
Date of Expiration:
2027-09-30
Business:
Sleepy Bill's Marina
City, State:
Stover, MO
Business Phone:
(573) 372-5752
Counties Served:
Benton, Camden, Morgan, St. Francois