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 301 - 325 of 1560
Name:
Cottle, John
Installer ID #:
38064
Installer Level:
Advanced
Date of Expiration:
2027-05-31
Business:
JDMT, LLC
City, State:
Troy, MO
Business Phone:
(636) 358-1777
Counties Served:
Lincoln
Name:
Cottle, Clayton
Installer ID #:
38515
Installer Level:
Basic
Date of Expiration:
2025-11-30
Business:
Pillar to Post Home Inspection/Steven Greer Group
City, State:
Brookline STA, MO
Business Phone:
(417) 631-1315
Counties Served:
Christian, Douglas, Stone, Webster
Name:
Couch, Phillip (Derek)
Installer ID #:
33223
Installer Level:
Advanced
Date of Expiration:
2027-04-30
Business:
Couch Excavating
City, State:
Cassville, MO
Business Phone:
(417) 847-3501
Counties Served:
Barry, Christian, Lawrence, McDonald, Newton, Stone
Name:
Counts, Donald
Installer ID #:
39008
Installer Level:
Basic
Date of Expiration:
2026-12-31
Business:
Donald R Counts
City, State:
Middletown, MO
Business Phone:
(573) 656-3234
Counties Served:
Lincoln, Montgomery, Pike, Warren
Name:
Courtney, John
Installer ID #:
38698
Installer Level:
Basic
Date of Expiration:
2026-03-31
Business:
Courtney Construction Company LLC.
City, State:
Sunrise Beach, MO
Business Phone:
(573) 410-5644
Counties Served:
Boone, Camden, Cole, Miller
Name:
Courtway, William
Installer ID #:
39030
Installer Level:
Advanced
Date of Expiration:
2026-12-31
Business:
William E Courtway/Redline Junk Removal & Dumpster
City, State:
Cadet, MO
Business Phone:
573210-0966
Counties Served:
Franklin, Jefferson, St. Francois, Washington
Name:
Cox, Joshua
Installer ID #:
38558
Installer Level:
Advanced
Date of Expiration:
2026-01-31
Business:
Cox Excavation LLC
City, State:
Tuscumbia, MO
Business Phone:
(573) 552-1765
Counties Served:
Camden, Cole, Maries, Miller, Moniteau, Morgan, Osage, Pulaski
Name:
Cox, Nathaniel
Installer ID #:
38923
Installer Level:
Advanced
Date of Expiration:
2026-10-31
Business:
MMI Plumbing & Excavation
City, State:
Waynesville, MO
Business Phone:
(573) 842-5168
Counties Served:
Camden, Franklin, Greene, Laclede, Maries, Miller, Morgan, Phelps, Pulaski
Name:
Cox, Justin
Installer ID #:
36706
Installer Level:
Basic
Date of Expiration:
2026-04-30
Business:
Cox Excavating
City, State:
Willard, MO
Business Phone:
(417) 880-9338
Counties Served:
Dade, Dallas, Greene, Polk
Name:
Cox, Chuck
Installer ID #:
32768
Installer Level:
Basic
Date of Expiration:
2025-11-30
Business:
Cox Excavating
City, State:
Willard, MO
Business Phone:
(417) 840-3599
Counties Served:
Dade, Greene, Lawrence, Polk
Name:
Crabtree, Don
Installer ID #:
36001
Installer Level:
Advanced
Date of Expiration:
2027-08-31
Business:
Nevada Plumbing, Septic & Sewer LLC
City, State:
Neveda, MO
Business Phone:
(417) 448-9712
Counties Served:
Barton, Bates, Cedar, Vernon
Name:
Craighead, Dustin
Installer ID #:
37935
Installer Level:
Advanced
Date of Expiration:
2026-09-30
Business:
Integrity Earthworks LLC
City, State:
Fulton, MO
Business Phone:
(573) 220-3507
Counties Served:
Audrain, Boone, Callaway, Cole, Montgomery
Name:
Crall, David
Installer ID #:
35373
Installer Level:
Advanced
Date of Expiration:
2028-08-31
Business:
Crall Septic Installation & Repair LLC
City, State:
Oak Grove, MO
Business Phone:
(816)-305-6602
Counties Served:
Cass, Clay, Jackson, Johnson, Lafayette, Ray
Name:
Cramblett, Scott
Installer ID #:
34481
Installer Level:
Advanced
Date of Expiration:
2026-05-31
Business:
cramblett excavating
City, State:
Galena, MO
Business Phone:
(417) 538-9863
Counties Served:
Barry, Stone, Taney
Name:
Crane, Alex
Installer ID #:
39524
Installer Level:
Advanced
Date of Expiration:
2028-09-30
Business:
Hillybilly Pumping and Hauling
City, State:
Joplin, MO
Business Phone:
(417)-206-2909
Counties Served:
Jasper, Newton
Name:
Crane, Joseph
Installer ID #:
37721
Installer Level:
Advanced
Date of Expiration:
2026-01-31
Business:
SPE Inc
City, State:
Columbia, MO
Business Phone:
(573) 999-5509
Counties Served:
N/A
Name:
Crane, Shannon
Installer ID #:
36855
Installer Level:
Advanced
Date of Expiration:
2027-04-30
Business:
Mules Dirt Work
City, State:
Crane, MO
Business Phone:
(417) 209-5453
Counties Served:
Greene
Name:
Creason, Greg
Installer ID #:
36708
Installer Level:
Advanced
Date of Expiration:
2026-04-30
Business:
Creason Contracting LLC
City, State:
Troy, MO
Business Phone:
(636) 528-3609
Counties Served:
Camden, Lincoln, Montgomery, Pike, St. Charles, Warren
Name:
Cribb, Debra
Installer ID #:
39565
Installer Level:
Advanced
Date of Expiration:
2028-09-30
Business:
Pillar Premier Inspections
City, State:
Macks Creek, MO
Business Phone:
(573)-363-5511
Counties Served:
Benton, Camden, Dallas, Hickory, Laclede, Miller, Morgan, Polk
Name:
Cribbs, Payton
Installer ID #:
39179
Installer Level:
Basic
Date of Expiration:
2027-09-30
Business:
N/A
City, State:
Ellington, MO
Business Phone:
(573) 429-2153
Counties Served:
Butler, Carter, Dent, Iron, Reynolds, Shannon, Ste. Genevieve, St. Francois, Washington, Wayne
Name:
Crice, Darin
Installer ID #:
38004
Installer Level:
Advanced
Date of Expiration:
2027-03-31
Business:
DTR Farms LLC
City, State:
Marble Hill, MO
Business Phone:
(573) 768-5617
Counties Served:
Bollinger, Cape Girardeau, Madison, New Madrid, Pemiscot, Reynolds, Scott, Ste. Genevieve, St. Francois, Stoddard, Wayne
Name:
Crosby, Dustin
Installer ID #:
36455
Installer Level:
Advanced
Date of Expiration:
2027-09-30
Business:
D Crosby Plumbing & Custom Home Renovations & Exca
City, State:
Kimberling City, MO
Business Phone:
(417) 593-0794
Counties Served:
Barry, Christian, Stone, Taney
Name:
Crouch, William
Installer ID #:
38653
Installer Level:
Basic
Date of Expiration:
2026-03-31
Business:
Crouch Excavating
City, State:
Buffalo, MO
Business Phone:
(417) 733-7549
Counties Served:
Dallas, Hickory, Polk, Webster
Name:
Crume, Preston
Installer ID #:
39072
Installer Level:
Advanced
Date of Expiration:
2027-03-31
Business:
Lewallen Excavating and Landscape
City, State:
Reeds Spring, MO
Business Phone:
(417) 272-8022
Counties Served:
Barry, Christian, Greene, Lawrence, Stone, Taney
Name:
Crust, Cody
Installer ID #:
37773
Installer Level:
Advanced
Date of Expiration:
2026-02-28
Business:
C & C Welding & Fab LLC
City, State:
Branson, MO
Business Phone:
(417) 598-2280
Counties Served:
Barry, Christian, Douglas, Ozark, Stone, Taney, Webster