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 551 - 575 of 1560
Name:
Gunn, Levi
Installer ID #:
39451
Installer Level:
Basic
Date of Expiration:
2028-07-31
Business:
Revival Land and Handyman
City, State:
Gainesville, MO
Business Phone:
(417) 651-3465
Counties Served:
Ozark, Stone
Name:
Gurney, Austin
Installer ID #:
39535
Installer Level:
Basic
Date of Expiration:
2028-09-30
Business:
Gurney Excavation LLC
City, State:
Mount Vernon, MO
Business Phone:
(209)-768-0577
Counties Served:
Barry, Christian, Dade, Greene, Jasper, Lawrence, Stone, Taney
Name:
Hackmann, Aaron
Installer ID #:
37373
Installer Level:
Basic
Date of Expiration:
2027-04-30
Business:
Hackmann Trenching & Backhoe LLC
City, State:
Chamois, MO
Business Phone:
(573) 694-2169
Counties Served:
Callaway, Cole, Gasconade, Montgomery
Name:
Haggard, Ryan
Installer ID #:
33269
Installer Level:
Advanced
Date of Expiration:
2026-01-31
Business:
Haggard's Excavating LLC
City, State:
Neosho, MO
Business Phone:
(417) 455-2325
Counties Served:
Barry, Jasper, McDonald, Newton, Stone
Name:
Hale III, Donald
Installer ID #:
39184
Installer Level:
Basic
Date of Expiration:
2027-09-30
Business:
Reliable Septic & Portable Toilet
City, State:
Hermann, MO
Business Phone:
(573) 239-0280
Counties Served:
Crawford, Franklin, Gasconade, Montgomery, Warren
Name:
Hall, Jack
Installer ID #:
37246
Installer Level:
Advanced
Date of Expiration:
2026-08-31
Business:
Jack D. Hall
City, State:
LaMonte, MO
Business Phone:
(660) 287-3522
Counties Served:
Benton, Cooper, Johnson, Saline
Name:
Hall, Christian
Installer ID #:
38533
Installer Level:
Advanced
Date of Expiration:
2028-11-30
Business:
Missouri Septic & Drain Management
City, State:
Salem, MO
Business Phone:
(573) 202-5065
Counties Served:
Crawford, Dent, Phelps, Shannon
Name:
Hall, Lucas
Installer ID #:
39301
Installer Level:
Basic
Date of Expiration:
2027-12-31
Business:
Earthwork Excavation
City, State:
Higginsville, MO
Business Phone:
(660) 584-5020
Counties Served:
Lafayette, Pettis, Saline
Name:
Hall, Scott
Installer ID #:
34967
Installer Level:
Basic
Date of Expiration:
2027-05-31
Business:
Mick Mehler and Sons, Inc
City, State:
Silex, MO
Business Phone:
(573) 384-5978
Counties Served:
St. Charles, Warren
Name:
Hall, Christian
Installer ID #:
38533
Installer Level:
Basic
Date of Expiration:
2025-11-30
Business:
Missouri Septic & Drain Management
City, State:
Salem, MO
Business Phone:
(573) 202-5065
Counties Served:
Crawford, Dent, Iron, Phelps, Pulaski, Reynolds
Name:
Hall, Christian
Installer ID #:
38533
Installer Level:
Advanced
Date of Expiration:
2028-11-30
Business:
Missouri Septic & Drain Management
City, State:
Salem, MO
Business Phone:
(573) 202-5065
Counties Served:
Crawford, Dent, Phelps, Shannon
Name:
Hamilton, Kendall
Installer ID #:
39425
Installer Level:
Basic
Date of Expiration:
2028-05-31
Business:
Hamilton Excavating Services LLC
City, State:
Republic, MO
Business Phone:
(417)-496-6049
Counties Served:
Barry, Cedar, Christian, Dade, Dallas, Greene, Jasper, Lawrence, Polk, Stone, Taney, Webster
Name:
Hamisak, Jason
Installer ID #:
37277
Installer Level:
Basic
Date of Expiration:
2026-10-31
Business:
Milam Contracting
City, State:
Columbia, MO
Business Phone:
(573) 999-0675
Counties Served:
Boone, Callaway, Cole, Howard
Name:
Hamra, Steve
Installer ID #:
38490
Installer Level:
Advanced
Date of Expiration:
2028-09-30
Business:
Ardeola Septic Systems
City, State:
Advance, MO
Business Phone:
(573)-625-1399
Counties Served:
Bollinger, Butler, Cape Girardeau, Dunklin, Mississippi, Pemiscot, Scott, Stoddard
Name:
Hancock, David
Installer ID #:
39077
Installer Level:
Advanced
Date of Expiration:
2027-03-31
Business:
David Hancock Enterprises LLC
City, State:
Osage Beach, MO
Business Phone:
(573) 216-1939
Counties Served:
Camden, Laclede, Miller, Morgan
Name:
Hand, Shane
Installer ID #:
39453
Installer Level:
Basic
Date of Expiration:
2028-07-31
Business:
Handscape, LLC
City, State:
Clever, MO
Business Phone:
(417)-827-1242
Counties Served:
Barry, Christian, Greene, Lawrence, Stone
Name:
Hand, Jacob
Installer ID #:
39452
Installer Level:
Basic
Date of Expiration:
2028-07-31
Business:
Homes by S&K
City, State:
Clever, MO
Business Phone:
(417)-827-1242
Counties Served:
Barry, Christian, Greene, Lawrence, Stone
Name:
Haner, Cody
Installer ID #:
39232
Installer Level:
Basic
Date of Expiration:
2027-09-30
Business:
Genuine Home Inspections
City, State:
Ozark, MO
Business Phone:
(417) 827-2334
Counties Served:
Barry, Cedar, Dade, Jasper, Lawrence, McDonald, Newton, Vernon
Name:
Haney, Nathan
Installer ID #:
36274
Installer Level:
Advanced
Date of Expiration:
2026-06-30
Business:
Nathan Haney Construction
City, State:
Cassville, MO
Business Phone:
(417) 846-3713
Counties Served:
Barry, Lawrence, McDonald, Newton, Stone, Taney
Name:
Hannah, Matthew
Installer ID #:
38561
Installer Level:
Basic
Date of Expiration:
2026-01-31
Business:
Hannah's Excavating & Trucking, LLC
City, State:
Fair Play, MO
Business Phone:
(417) 399-4734
Counties Served:
Cedar, Dallas, Hickory, Polk
Name:
Hannah, Dennis
Installer ID #:
37589
Installer Level:
Advanced
Date of Expiration:
2028-05-31
Business:
Dennis Hannah
City, State:
Holt, MO
Business Phone:
(816) 935-6444
Counties Served:
Buchanan, Clay, Clinton, Platte
Name:
Hansen, Chris
Installer ID #:
38859
Installer Level:
Advanced
Date of Expiration:
2026-07-31
Business:
Mid Mo Dirt & Septic
City, State:
Lincoln, MO
Business Phone:
(660) 221-0681
Counties Served:
Camden, Henry, Hickory, Johnson, Morgan, Pettis, St. Clair
Name:
Harbison, Randall
Installer ID #:
37222
Installer Level:
Basic
Date of Expiration:
2026-08-31
Business:
Larry D Strate plumbing TRI RRR construction
City, State:
Holden, MO
Business Phone:
(660) 238-9063
Counties Served:
Bates, Cass, Henry, Jackson, Johnson, Lafayette, Pettis
Name:
Hardin, Steven
Installer ID #:
39078
Installer Level:
Advanced
Date of Expiration:
2027-03-31
Business:
G&S Hardin Excavation LLC
City, State:
DeSoto, MO
Business Phone:
(636) 208-4209
Counties Served:
Jefferson, Ste. Genevieve, St. Francois, Washington
Name:
Hardin, Steven
Installer ID #:
39079
Installer Level:
Advanced
Date of Expiration:
2027-03-31
Business:
Sk hardin construction
City, State:
Desoto, MO
Business Phone:
(636) 208-6533
Counties Served:
Franklin, Jefferson, Ste. Genevieve, St. Francois, Washington