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 801 - 825 of 1560
Name:
Larkin, Daniel
Installer ID #:
33877
Installer Level:
Advanced
Date of Expiration:
2028-08-31
Business:
Integrated Facility Services
City, State:
Fenton, MO
Business Phone:
(314) 208-1760
Counties Served:
Jefferson, St. Charles, St. Louis (County), Washington
Name:
Lashley Jr., Ronald
Installer ID #:
37585
Installer Level:
Advanced
Date of Expiration:
2028-03-31
Business:
Midwest Septic & Maintenance Service LLC
City, State:
Park Hills, MO
Business Phone:
(573) 482-5835
Counties Served:
Madison, Ste. Genevieve, St. Francois, Washington, Wayne
Name:
Lathrop, Gene
Installer ID #:
34671
Installer Level:
Advanced
Date of Expiration:
2026-08-31
Business:
Lathrop Excavating
City, State:
Lamar, MO
Business Phone:
(417) 682-1923
Counties Served:
Barton, Cedar, Dade, Jasper, Newton, Vernon
Name:
Laub, Samuel
Installer ID #:
38660
Installer Level:
Basic
Date of Expiration:
2026-03-31
Business:
Legend Contracting
City, State:
Humansville, MO
Business Phone:
(417) 955-1044
Counties Served:
Cedar, Dade, Polk, St. Clair
Name:
Lauck, Erin
Installer ID #:
39280
Installer Level:
Basic
Date of Expiration:
2027-12-31
Business:
Statewide Concrete Cutting & Equipment LLC
City, State:
Strafford, MO
Business Phone:
(417) 207-8390
Counties Served:
Barry, Christian, Dade, Dallas, Douglas, Greene, Laclede, Lawrence, Ozark, Polk, Stone, Taney, Webster, Wright
Name:
Lauck, Darren
Installer ID #:
39279
Installer Level:
Basic
Date of Expiration:
2027-12-31
Business:
Statewide Concrete Cutting & Equipment LLC
City, State:
Strafford, MO
Business Phone:
(417) 207-8390
Counties Served:
Christian, Dade, Dallas, Greene, Lawrence, Polk, Webster, Wright
Name:
Laxague, Rick
Installer ID #:
38847
Installer Level:
Advanced
Date of Expiration:
2026-07-31
Business:
RK Laxague LLC DBA Inspect Mo Homes & Services
City, State:
Clinton, MO
Business Phone:
(660) 924-0665
Counties Served:
Bates, Benton, Cedar, Henry, Hickory, Johnson, Morgan, Pettis, Polk, Saline, St. Clair, Vernon
Name:
Layton, Joseph
Installer ID #:
38520
Installer Level:
Basic
Date of Expiration:
2025-11-30
Business:
N/A
City, State:
Glen Allen, MO
Business Phone:
(573) 208-8359
Counties Served:
Bollinger, Cape Girardeau, Perry, Scott
Name:
LeCroy, Carl
Installer ID #:
38189
Installer Level:
Basic
Date of Expiration:
2027-09-30
Business:
Dittmer Ditching
City, State:
Calhoun., MO
Business Phone:
(660) 694-3574
Counties Served:
Benton, Henry, Johnson, Pettis
Name:
Lee, Gregory
Installer ID #:
34391
Installer Level:
Advanced
Date of Expiration:
2026-03-31
Business:
Johnny Lee and Sons Backhoe Service
City, State:
Kimberling City, MO
Business Phone:
(417) 739-5266
Counties Served:
Stone, Taney
Name:
Leeker, Doug
Installer ID #:
35957
Installer Level:
Advanced
Date of Expiration:
2027-06-30
Business:
Leeker Construction Co
City, State:
St. Louis, MO
Business Phone:
(314) 355-0078
Counties Served:
Benton, Camden, St. Charles, St. Louis (County)
Name:
Leesmann, Nick
Installer ID #:
38703
Installer Level:
Basic
Date of Expiration:
2026-03-31
Business:
Klemme's Backhoe Service
City, State:
Wentzville, MO
Business Phone:
(636) 398-6142
Counties Served:
Franklin, St. Charles, Warren
Name:
Lehman, Stephen
Installer ID #:
38961
Installer Level:
Basic
Date of Expiration:
2027-01-31
Business:
Lehman Excavation & Ground Services
City, State:
Jefferson City, MO
Business Phone:
(573) 508-4897
Counties Served:
Boone, Callaway, Camden, Cole, Miller, Moniteau
Name:
Leimkuehler, Jerime
Installer ID #:
38195
Installer Level:
Basic
Date of Expiration:
2027-11-30
Business:
JCM Plumbing and Drain
City, State:
Harrisonville, MO
Business Phone:
(816) 726-8281
Counties Served:
Bates, Cass, Henry, Jackson
Name:
Leimkuehler, Kaleb
Installer ID #:
38207
Installer Level:
Advanced
Date of Expiration:
2027-11-30
Business:
JCM Plumbing and Drain
City, State:
Harrisonville, MO
Business Phone:
(816) 726-8281
Counties Served:
Bates, Cass, Henry, Jackson
Name:
Lemoins, Daniel
Installer ID #:
39538
Installer Level:
Basic
Date of Expiration:
2028-09-30
Business:
National Property Inspections COMO
City, State:
Columbia, MO
Business Phone:
(573) 569-9622
Counties Served:
Audrain, Boone, Callaway, Cole, Cooper, Howard, Randolph
Name:
Leonard, Kent
Installer ID #:
33171
Installer Level:
Basic
Date of Expiration:
2028-08-31
Business:
Leonard's Backhoe & Trenching LLC
City, State:
Blairstown, MO
Business Phone:
(660)-909-2571
Counties Served:
Bates, Henry, Johnson
Name:
Lesmeister, Robert
Installer ID #:
37006
Installer Level:
Advanced
Date of Expiration:
2028-04-30
Business:
Missouri Plumbing Contractors
City, State:
Kirkwood, MO
Business Phone:
(314) 821-9800
Counties Served:
St. Louis (County)
Name:
Leuschen, Cole
Installer ID #:
38673
Installer Level:
Basic
Date of Expiration:
2026-03-31
Business:
Cole Leuschen
City, State:
Billings, MO
Business Phone:
(417) 229-1138
Counties Served:
Christian, Greene, Lawrence, Stone
Name:
Lewis, James
Installer ID #:
37631
Installer Level:
Advanced
Date of Expiration:
2028-07-31
Business:
Lewis Plumbing llc.
City, State:
Hillsboro, MO
Business Phone:
(636) 524-3500
Counties Served:
Jefferson, Perry, St. Charles, St. Louis (County), St Louiscity, Ste. Genevieve, St. Francois
Name:
Licht, Dylan
Installer ID #:
38791
Installer Level:
Advanced
Date of Expiration:
2026-05-31
Business:
Willey &Sons Excavating LLC
City, State:
Cleveland, MO
Business Phone:
(816) 830-4352
Counties Served:
Bates, Cass, Clay, Henry, Jackson, Johnson, Platte
Name:
Lietzke, Taylor
Installer ID #:
39460
Installer Level:
Advanced
Date of Expiration:
2028-07-31
Business:
Lietzke Earthworks LLC
City, State:
Lebanon, MO
Business Phone:
(417) 718-9258
Counties Served:
Camden, Christian, Dallas, Greene, Hickory, Laclede, Miller, Morgan, Phelps, Pulaski, Stone, Taney, Webster, Wright
Name:
Lieurance, Aaron
Installer ID #:
39040
Installer Level:
Advanced
Date of Expiration:
2026-12-31
Business:
Lieurance Construction LLC
City, State:
Hanibal, MO
Business Phone:
(573) 629-5357
Counties Served:
Lewis Monroe, Marion, Ralls
Name:
Lile, Michael
Installer ID #:
32780
Installer Level:
Advanced
Date of Expiration:
2026-04-30
Business:
Reed's Plumbing, Heating, Excavating & Air, LLC
City, State:
Springfield, MO
Business Phone:
MO
Counties Served:
Christian, Greene, Lawrence, Polk, Webster
Name:
Liley, Lindall
Installer ID #:
39496
Installer Level:
Basic
Date of Expiration:
2028-08-31
Business:
Apex Excavation LLC
City, State:
Jackson, MO
Business Phone:
(573)-987-6505
Counties Served:
Bollinger, Cape Girardeau, Perry, Scott, Stoddard, Wayne