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 576 - 600 of 1560
Name:
Hardy, Cody
Installer ID #:
39376
Installer Level:
Basic
Date of Expiration:
2028-03-31
Business:
Letts & Demery Pump
City, State:
Neosho, MO
Business Phone:
(417) 624-0426
Counties Served:
Barry, Barton, Jasper, Lawrence, McDonald, Newton
Name:
Harker, Seth
Installer ID #:
36144
Installer Level:
Advanced
Date of Expiration:
2028-08-31
Business:
Harker's Plumbing
City, State:
Mtn. Grove, MO
Business Phone:
(417)-259-0141
Counties Served:
Douglas, Greene, Ozark, Texas, Webster, Wright
Name:
Harmon, Dalton
Installer ID #:
39140
Installer Level:
Advanced
Date of Expiration:
2027-05-31
Business:
Double R Plumbing and Contracting
City, State:
Potosi, MO
Business Phone:
(573) 760-6768
Counties Served:
Crawford, Franklin, Iron, Jefferson, St. Louis (County), St. Francois, Washington
Name:
Harms, Misty
Installer ID #:
39109
Installer Level:
Basic
Date of Expiration:
2027-04-30
Business:
AFP Development & Construction
City, State:
Salem, MO
Business Phone:
(573) 739-9593
Counties Served:
Crawford, Dent, Iron, Phelps, Shannon, Texas
Name:
Harp, Joshua (Josh)
Installer ID #:
39185
Installer Level:
Advanced
Date of Expiration:
2027-09-30
Business:
Harp Industries
City, State:
Roach, MO
Business Phone:
(314) 358-0653
Counties Served:
Camden, Greene, Laclede, Morgan
Name:
Harriman, Logan
Installer ID #:
39056
Installer Level:
Basic
Date of Expiration:
2027-01-31
Business:
Harriman Farms and Excavating LLC
City, State:
Rocky Comfort, MO
Business Phone:
(417) 236-5268
Counties Served:
Barry, Jasper, Lawrence, McDonald, Newton
Name:
Harriman, Stacey
Installer ID #:
39057
Installer Level:
Basic
Date of Expiration:
2027-01-31
Business:
Harriman Farms & Excavating LLC
City, State:
Rocky Comfort, MO
Business Phone:
(417) 236-5268
Counties Served:
Barry, Jasper, Lawrence, McDonald, Newton
Name:
Harrington, Jonathan
Installer ID #:
37872
Installer Level:
Advanced
Date of Expiration:
2026-06-30
Business:
Southwest Septic Pumping
City, State:
Joplin, MO
Business Phone:
(417) 208-8823
Counties Served:
Barry, Jasper, Lawrence, McDonald, Newton
Name:
Harris, Joshua
Installer ID #:
39454
Installer Level:
Basic
Date of Expiration:
2028-07-31
Business:
J Harris Homes
City, State:
Marionville, MO
Business Phone:
(417)-342-4612
Counties Served:
Barry, Christian, Dade, Greene, Lawrence, Polk, Stone
Name:
Harris, Ashleigh
Installer ID #:
38870
Installer Level:
Basic
Date of Expiration:
2026-09-30
Business:
Jones & Sons Septic, LLC
City, State:
Harrisonville, MO
Business Phone:
(816) 309-2489
Counties Served:
Bates, Cass, Henry, Jackson, Johnson, Vernon
Name:
Harris, Scott
Installer ID #:
34664
Installer Level:
Advanced
Date of Expiration:
2026-08-31
Business:
Harris Backhoe
City, State:
Mansfield, MO
Business Phone:
(417) 683-0584
Counties Served:
Douglas, Greene, Texas, Webster, Wright
Name:
Harris, Travis
Installer ID #:
37191
Installer Level:
Basic
Date of Expiration:
2028-07-31
Business:
Harris Excavating and Construction
City, State:
Lathrop, MO
Business Phone:
(816)-223-5494
Counties Served:
Buchanan, Caldwell, Clay, Clinton, Daviess, Dekalb, Platte, Ray
Name:
Harris, Keith
Installer ID #:
32836
Installer Level:
Basic
Date of Expiration:
2026-03-31
Business:
Harris Excavating
City, State:
Aurora, MO
Business Phone:
(417) 235-9997
Counties Served:
Barry, Christian, Lawrence, Stone
Name:
Harrison, Allen
Installer ID #:
32824
Installer Level:
Advanced
Date of Expiration:
2026-08-31
Business:
Ace Dirtworks & Paving LLC
City, State:
Lampe, MO
Business Phone:
(417) 779-5278
Counties Served:
Barry, Stone, Taney
Name:
Harrison, Robert
Installer ID #:
39377
Installer Level:
Basic
Date of Expiration:
2028-03-31
Business:
Valle Land Development LLC
City, State:
Valles Mines, MO
Business Phone:
(602) 750-6220
Counties Served:
Franklin, Jefferson, St. Francois
Name:
Hart, Steve
Installer ID #:
34111
Installer Level:
Advanced
Date of Expiration:
2025-10-31
Business:
Steve Hart Excavating
City, State:
Theodosia, MO
Business Phone:
(417) 830-1371
Counties Served:
Ozark, Taney
Name:
Harvey, Robbey
Installer ID #:
38771
Installer Level:
Advanced
Date of Expiration:
2026-05-31
Business:
Robbey D Harvey Gen Carpentry
City, State:
New Franklin, MO
Business Phone:
(660) 621-1600
Counties Served:
Boone, Cooper, Howard, Morgan
Name:
Haskamp, Levi
Installer ID #:
38772
Installer Level:
Basic
Date of Expiration:
2026-05-31
Business:
Haskamp Excavation
City, State:
Rocheport, MO
Business Phone:
573825-3878
Counties Served:
Boone, Callaway, Cooper, Howard, Randolph
Name:
Hastie, Brent
Installer ID #:
39214
Installer Level:
Advanced
Date of Expiration:
2027-09-30
Business:
OnPoint Home Design & Contracting LLC
City, State:
Adrian, MO
Business Phone:
(816) 985-3027
Counties Served:
Cass, Bates, Henry, Vernon
Name:
Hatfield, Kyle
Installer ID #:
39455
Installer Level:
Advanced
Date of Expiration:
2028-07-31
Business:
KH Dirt Works LLC.
City, State:
Springfield, MO
Business Phone:
(417) 543-9498
Counties Served:
Christian, Dade, Dallas, Douglas, Greene, Lawrence, Polk, Stone, Taney, Webster, Wright
Name:
Havens, Ryan
Installer ID #:
39329
Installer Level:
Basic
Date of Expiration:
2028-01-31
Business:
Cottonwood Cowboy Construction
City, State:
Mountain Grove, MO
Business Phone:
(417) 217-1583
Counties Served:
Christian, Douglas, Howell, Laclede, Ozark, Taney, Texas, Webster, Wright
Name:
Hayes, Josh
Installer ID #:
39035
Installer Level:
Basic
Date of Expiration:
2026-12-31
Business:
St. Joseph Plumbing
City, State:
St. Josesph, MO
Business Phone:
(816) 279-0884
Counties Served:
Andrew, Clinton, Davies, Platte
Name:
Hayes, Chad
Installer ID #:
35699
Installer Level:
Basic
Date of Expiration:
2026-03-31
Business:
Hayes Excavating & Construction, LLC
City, State:
Windsor, MO
Business Phone:
(660) 351-2730
Counties Served:
Benton, Henry, Johnson, Pettis
Name:
Hayes, Tony
Installer ID #:
34255
Installer Level:
Advanced
Date of Expiration:
2026-02-28
Business:
Hayes Ditching Inc
City, State:
Oak Grove, MO
Business Phone:
(816) 309-7625
Counties Served:
Clay, Jackson, Johnson, Lafayette, Morgan
Name:
Heaper, Jay
Installer ID #:
38701
Installer Level:
Basic
Date of Expiration:
2026-03-31
Business:
Jay Heaper Construction LLC
City, State:
Garden City, MO
Business Phone:
816807-5761
Counties Served:
Bates, Cass, Henry, Johnson