Registered Onsite Wastewater Treatment System (OWTS) Installers List

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This list includes Registered Installers who have indicated they work in this county. The list also shows some other counties served. For more registered installers, you can return to the map and check for installers that work in other nearby counties.

Any installer on this list can install basic OWTS. Advanced OWTS installers are noted with ADV and can install advanced OWTS. The requirements for advanced OWTS installers are effective July 1, 2005. There may be additional requirements to work in some counties. Contact the county onsite sewage authority to confirm that an individual can install systems in the county.

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Missouri Registered OWTS Installers List
 
Warren
Advanced Status Last Name First Name MI Date of Expiration Business Address City State Zip Code Business Phone Counties Served

Andrews Bradley D 9/30/2019 Bradley D Andrews 2262 County Rd. 461 Poplar Bluff MO 63901 (573) 300-8054 Butler, Ripley, St. Charles, Warren

Austin William Halbert 11/30/2018 All Star Pumping & Sewer Service 1324 Wilmer Rd. Wentzville MO 63385 (636) 240-7863 St. Charles, Warren, Lincoln, Jefferson, St. Louis
ADV. Besher James T 4/30/2020 Poeling Construction 830 Hwy W Foristell MO 63348 (636) 463-2437 St Charles, Lincoln, Warren, Montgomery
ADV. Bierman Douglas R 11/30/2019 Karrenbrock Excavating 4481 Hwy Z Wentzville MO 63385 (636) 828-5420 St. Charles, St. Louis, Warren, Lincoln
ADV. Blanton Chris J 9/30/2018 Figler Excavating Inc 8056 Seminary Rd. Sullivan MO 63080 (573) 468-3434 Franklin, Crawford, Washington, Maries, Warren

Boevingloh Mark D 9/30/2019 MDB Construction Services, LLC 2313 Hwy 100 Labadie MO 63055 (314) 805-5139 Franklin, St. Louis, St. Charles, Warren

Brower Dale Wayne 10/31/2019 Dale Brower Custom Digging 193 Rock Rd Bellflower MO 63333 (573) 929-3985 Warren, Audrain, Montgomery

Broyles Skye A 9/30/2018 Trinity Ditching, LLC PO Box 292 Troy MO 63379 (636) 462-2084 Lincoln, Warren, St. Charles, Pike
ADV. Carter Alan Barry 1/31/2020 Carter Backhoe 100 Mexico Rd Wentzville MO 63385 (636) 327-7605 St. Charles, Lincoln, Warren, Montgomery
ADV. Champion Tony R 8/31/2020 Champion Trencheless Sevices LLC 2159 HWY H Troy MO 63379 (314) 267-5375 Lincoln Pike Warren St Charles Miller Camden
ADV. Chapman Jr John A 6/30/2019 Chapman Contracting PO Box 37 St. Clair MO 63077 (636) 629-7854 St. Louis, Jefferson, Franklin, Warren
ADV. Charlton Dave E 6/30/2018 All American Pumping & Drain 390 N. Lincoln Dr. Troy MO 63379 (636) 528-2868 Lincoln, Pike, St. Charles, Warren, Ralls
ADV. Chilcutt Jeffrey M 2/28/2019 A R C Grading, LLC 81 Kinker Dr Moscow Mills MO 63362 (636) 290-5419 St. Louis, Lincoln, St. Charles, Warren

Coin Chris
11/30/2019 Flynn Drilling Co. PO Box 265 Troy MO 63379 (636) 528-6137 St. Charles, Warren, Pike, Montgomery, Lincoln
ADV. Coleman William L 10/31/2018 W.L. Coleman Contracting 19242 Township Line Rd Warrenton MO 63383 (314) 210-7522 Warren, Lincoln St. Charles, Montgomery, St. Louis, Franklin

Crawford Steven R 4/30/2020 Alpine Construction Co. PO Box 54 Wentzville MO 63385 (314) 280-1572 Lincoln, Warren, St. Charles, Pike
ADV. Creason Greg J 4/30/2020 Creason Contracting LLC 108 Harmony Grove Rd Troy MO 63379 (636) 528-3609 Lincoln St. Charles Warren Pike Montgomery
ADV. Cunningham Jared L 9/30/2018 Jarvis Excavating LLC PO Box 1 Owensville MO 65066 (573) 259-3478 Franklin, Gasconade, Maries, Osage, Warren
ADV. Dobsch Adam
9/30/2018 Dobsch Construction 892 Woodlane Drive Washington MO 63090 (314) 650-6553 Franklin, Warren, Gasconade
ADV. Dobson Alan O 3/31/2019 Dobson Grading & Utility 212 Eisenhower Dr St Peters MO 63376 (314) 574-4977 St Louis, St. Charles, Warren
ADV. Dotson Thomas
9/30/2019 Dotson & Gibbs, Inc. PO Box 484, 17067 Sundance Dr. New London MO 63459 (573) 985-3700 Ralls, Marion, Pike, Audrain, Warren
ADV. Earnest Jeffrey C 4/30/2020 O'Fallon Sewer Service PO Box 144 O' Fallon MO 63366 (636) 281-2200 St. Charles, Warren, Lincoln
ADV. Edelen Greg A 7/31/2020 Benchmark Excavating LLC 787 Dueke Rd. Foristell MO 63348
St. Charles, Warren, Callaway

Fischer Wayne W 1/31/2020 Fischer Excavating 5 Old Fischer Rd. Truxton MO 63381 (636) 237-3371 Montgomery, Pike, Lincoln, Warren
ADV. Fischer Chris W 2/28/2019 Fischer Earthworks 118 Wells Rd. Truxton MO 63381 (636) 237-3370 Montgomery, St. Charles, Lincoln, Warren
ADV. Flagg, Jr David C 5/31/2019 Septic Services, Inc PO Box 632 Union MO 63084 (314) 583-5564 Franklin, Jefferson, St Charles, Warren, St. Louis, Crawford, Gasconade
ADV. Ford Kyle
10/31/2019 Dotson and Gibbs Inc PO Box 484 New London MO 63459 (573) 985-3700 Ralls, Marion, Pike, Audrain, Warren
ADV. Fulmer Ron D 7/31/2019 O'Fallon Sewer Service PO Box 144 O' Fallon MO 63366 (636) 281-2200 St. Charles, Warren, Lincoln

Gallagher Michael D 1/31/2020 Gallagher Mechanical 1047 E. Osage Pacific MO 63069 (636) 257-4328 Franklin, Jefferson, St. Louis, Warren, Lincoln
ADV. Gerling Bryan K 5/31/2020 GERLING EXCAVATING & CONST 2835 Diederich Rd. Berger MO 63014 (636) 357-8182 Franklin, Gasconade, Warren

Gilbert Donald E 1/31/2018 Gilbert & Sons Construction Inc 104 Bore St. Montgomery Ctiy MO 63361 (573) 564-3694 Warren, Montgomery, Callaway
ADV. Girardier Matthew L 4/30/2019 Matt Girardier Excavation 622 Elk Run St Clair MO 63077 (636) 629-7925 Crawford, Franklin, Jefferson, Warren
ADV. Girdner Joshua
5/31/2020 Girdner Excavating and Utilities 340 Labadie Creek Drive Villa Ridge MO 63089 (636) 742-2543 Franklin, Jefferson, St. Louis, St. Charles, Washington, Warren, Crawford
ADV. Gross Ed D 5/31/2019 Edward's Construction 3340 Highway 185 Washington MO 63090 (636) 390-4724 Franklin, Warren, Jefferson, St. Louis
ADV. Grube John J 4/30/2018 John Grube Excavating 4907 Grube Rd Gerald MO 63037 (314) 562-6329 Gasconade, Crawford, Warren, Franklin

Haag Joseph A 3/31/2020 Anthony's Plumbing 25441 Pendleton Forest Warrenton MO 63383 (636) 456-0121 Warren, Lincoln, Montgomery, St Charles

Hall Scott G 5/31/2018 Mick Mehler and Sons, Inc 99 Mehler Drive Silex MO 63377 (573) 384-5978 Warren, St Charles, Montgomery, Pike, Lincoln
ADV. Hannah Michael P 10/31/2018 Mount's Plumbing LLC 4863 Hauce Ln Moscow Mills MO 63362 (636) 233-5108 Warren, Pike, St. Charles, Lincoln, St. Louis

Harrell Jesse
4/30/2020 Harrell Excavating 56 Broz Rd. Bellflower MO 63333 (573) 929-3533 Lincoln, Warren, Pike, Montgomery
ADV. Hartley Gary (Mike)
6/30/2019 GM Hartley 124 New Hope Road, PO Box 205 Elsberry MO 63343 (573) 898-2995 Lincoln, St Charles, Warren, Pike
ADV. Henry II Michael W 5/31/2019 Mick Mehler & Sons Inc 99 Mehler Drive Silex MO 63377 (573) 384-5978 Lincoln, Warren, Pike, St Charles
ADV. Hiatt Christopher C 1/31/2020 Septic Services Inc 7059 Hwy 47 Union MO 63090 (636) 583-5564 Franklin, St. Louis, St. Charles, Jefferson, Warren, Lincoln, Crawford, Gasconade, Washington
ADV. Hoelscher George W 1/31/2020 George Hoelscher Trucking 22720 W Veteran's Memorial Pkwy Warrenton MO 63383 (636) 456-2354 Warren, Montgomery

Jeffery Michael S 11/30/2019 Cardinal Contracting and Landscaping LLC 13354 Klausmeier Rd. Wright City MO 63390 (636) 357-3334 Warren, lincoln, Audrain, Montgomery, Callaway, Pike, Boone, Ralls

Johnley Kenny W 11/30/2019 Flynn Drilling Co PO Box 265 Troy MO 63379 (636) 528-6137 St. Charles, Warren, Pike, St. Louis, Lincoln
ADV. Jordan Michael J 12/31/2018 Heggemann, Inc PO Box 768 Warrenton MO 63383 (636) 456-8524 Warren, St. Charles, Lincoln, Franklin, Montgomery
ADV. Klemme Mark Q 1/31/2020 Klemme's Backhoe Service 554 Schwede Rd Wentzville MO 63385 (636) 398-6142 St. Charles, Warren, Lincoln
ADV. Kluesner Nicholas A 4/30/2020 Ballmann Earthworks LLC 6865 Augusta Bottom Rd Augusta MO 63332 (636) 236-4242 St Louis St Charles Jefferson Lincoln Warren Franklin
ADV. Kohn Don (Ed) E 7/31/2019 Kohn Construction 2635 E Highway 47 Winfield MO 63389 (636) 566-8887 Lincoln, St. Charles, Pike, Warren
ADV. Marchesi, Jr. Frank J 8/31/2019 BI-State Utilities Co. 12894 Pennridge Dr. Bridgeton MO 63044 (314) 209-0202 St. Louis, Warren, St. Charles, Jefferson, Arnold

Mattingly Christopher C 4/30/2020 Accurate Septic & Well Inspections 160 Stable Ridge Dr Troy MO 63379 (636) 383-8999 St Charles, St Louis, Warren, Jefferson

McCorkell Shawn J 3/31/2020 Landscaping by McCorkell #15 Cedar Grove Trail New Florence MO 63363 (573) 999-7683 Montgomery, Warren, St Charles, Lincoln
ADV. Mehler Daniel L 6/30/2020 Mick Mehler & Sons, Inc 99 Mehler Dr Silex MO 63377 (573) 384-5978 Warren, Lincoln, St Charles, Montgomery
ADV. Mehler George R 12/31/2019 Mick's Mehler & Sons, Inc 99 Mehler Ln Silex MO 63377 (573) 384-5978 Lincoln, Warren, St Charles, Pike
ADV. Menne Bernard (Butch) E 12/31/2019 B&J Septic 755 Mary Jo Rd Silex MO 63377 (573) 384-5536 St Charles, Lincoln, Pike, Warren, Ralls

Meyer Robert A 12/31/2019 Meyer Excavating 15711 Clearview Ln Marthasville MO 63357 (636) 433-5690 Franklin, St. Charles, Warren

Mohn Jr Melvin H 4/30/2020 The Mohn Team dba The Brickkicker 1302 Norwood Hills Dr O'Fallon MO 63366 (636) 344-0435 St Charles, Warren, Franklin, Lincoln, St Louis

Montgomery Dennis R 9/30/2018 Warrenton Plumbing 1071 Ravenwood Dr. Montgomery City MO 63361 (636) 456-9585 Warren, St. Charles, Franklin, Montgomery

Moor Kevin C 5/31/2020 Southern Ditching & Excavating Co PO Box 1237 O'Fallon MO 63366 (636) 441-1112 St Louis, St. Charles, Lincoln, Warren
ADV. Mount Josh S 10/31/2018 Mounts Plumbing LLC 4863 Hauce Ln Moscow Mills MO 63362 (636) 233-5108 Warren Pike St. Charles Lincoln St. Louis
ADV. O'Brien Michael T 4/30/2019 O'Brien Construction & Excavation 199 O'Brien Rd Elsberry MO 63343 (573) 898-5539 Lincoln, Pike, Warren, Montgomery
ADV. Orf Mark E 1/31/2018 Orf Construction Inc 15181 Pike 313 Bowling Green MO 63334 (573) 324-3552 Lincoln, Warren, Ralls, Audrain, Pike
ADV. Orf, Jr. Leslie
5/31/2019 Orf Construction Inc 15181 Pike 313 Bowling Green MO 63334 (573) 324-3552 Lincoln, Audrain, Warren, Pike
ADV. Orf, Jr. Billy
5/31/2020 Billy Orf & Sons 26450 Pike 323 Bowling Green MO 63334 (573) 470-6269 Lincoln, Audrain, Warren, Pike, Ralls, Montgomery
ADV. Orf, Sr. Les
3/31/2020 Orf Construction Inc 15181 Pike 313 Bowling Green MO 63364 (573) 324-3552 Lincoln, Warren, St Charles, Audrain, Pike
ADV. Page Frank R 6/30/2018 J-L Page Excavation 32151 Hwy 94 Hermann MO 65041 (573) 690-0326 Gasconade, Montgomery, Warren, Franklin

Parisi Charles M 4/30/2020 Two Alpha Contracting LLC 110 Sierra Ridge Dr Wright City MO 63390 (636) 384-1296 St Louis St Charles Warren Jefferson Montgomery Franklin Pike Gasconade

Pettey Devon A 9/30/2018 Trinity Ditching, LLC PO Box 292 Troy MO 63379 (636) 462-2084 Lincoln, Warren, St. Charles, Pike

Pisarek Douglas C 2/28/2018 Douglas C Pisarek 91 Gregory Ct Wentzville MO 63385 (314) 223-0633 Morgan, Lincoln, Warrenton
ADV. Poeling Shane D 4/30/2020 Poeling Construction 830 Highway W Foristell MO 63348 (636) 463-2437 St. Charles, Warren, Lincoln, Montgomery

Polka Mark R 9/30/2018 Mark's Services LLC 6159 Erb Rd St. Louis MO 63129 (636) 698-3383 St. Louis, Jefferson, Callaway, Franklin, St. Francois, St. Charles, Warren, Lincoln, Washington, Pulaski

Poston Ryan D 1/31/2018 MKR Farms, LLC 108 Joe D Dr Jonesburg MO 63351 (314) 560-6348 Lincoln, Audrain, Callaway, Warren, Montgomery
ADV. Potthoff Robert G 8/31/2018 Potthoff Construction 190 Hardy Rd Troy MO 63379 (636) 220-2022 St. Louis, St. Charles, Warren, Pike
ADV. Roderfeld Jeff
7/31/2019 Jeff Roderfeld Const. 5320 Pinefield Dr. St. Charles MO 63304 (314) 606-2646 Warren, Lincoln, St. Louis, St. Charles, Montgomery
ADV. Rosenfelder Corey J 1/31/2020 Corey J Rosenfelder 4 Golden Tree Lane Troy MO 63379 (636) 248-7879 Lincoln, Warren, St. Charles, Pike
ADV. Runkles Mark A 9/30/2018 JAC Plumbing & Construction 7 Burning Bush Ct. Troy MO 63379 (314) 565-5767 St. Charles St. Louis Lincoln Franklin Warren

Rust Gerard X 4/30/2020 Rust Construction LLC #1 Oakwood Estates innsbrook MO 63390 (636) 745-3426 Warren, Montgomery, Lincoln, St. Charles

Schaper Mattew G 8/31/2020
367 Fairview Summit Dr Wentzville MO 63385
St Charles Warren Lincoln Franklin Jefferson Washington Montgomery Callaway

Schatz Jason M 1/31/2020 Mr. Rooter Plumbing 559 Walls Ford Rd. St. Clair MO 63077 (636) 629-9955 Franklin, Crawford, Warren, St. Charles, Gasconade
ADV. Schmidt Jody R 1/31/2020 Jody Schmidt Well & Sewer Service PO Box 14 New Melle MO 63365 (636) 828-5422 St. Charles, Warren, Lincoln, Franklin
ADV. Schneider Duane A 6/30/2020 A & S Septic and Utilities PO Box 280 New Melle MO 63365 (636) 398-6176 St. Charles, Lincoln, Warren, Montgomery

Schneider Thomas A 3/31/2019 A & S Septic and Utilities LLC PO Box 280 New Melle MO 63365 (636) 398-6176 St Charles Warren Lincoln Franklin

Schuette Tim J 7/31/2020 Missouri Department of Conservation 2360 Hwy D St. Charles MO 63304 (636) 300-1953 Warren, Franklin, Lincoln, St Louis

Schuler Sonny J 10/31/2018 Sonny J Schuler 9121 Little Beaver Dr Steedman MO 65077 (573) 353-4439 St. Louis St. Charles, Jefferson, Boone, Warren, Lincoln, Montgomery, Pike, Franklin
ADV. Schutte Mark D 4/30/2020 O'Fallon Sewer Service PO Box 144 O'Fallon MO 63366 (314) 281-2200 St Charles, Warren, Lincoln
ADV. Schutzius, Jr Michael R 9/30/2019 Modern Pumping and Sewer Services LLC 8639 Millet Dr. Overland MO 63114 (314) 662-5179 St Charles St Louis Jefferson Lincoln Warren

Senevey Jeremy C 5/31/2018 Mick Mehler and Sons, Inc 99 Mehler Drive Silex MO 63377 (573) 384-5978 Warren, St Charles, Montgomery, Pike, Lincoln
ADV. Starks Rick L 11/30/2019 Rick Starks Excavating 22232 Shelton Rd Warrenton MO 63383 (636) 456-3718 Warren, Lincoln, St. Charles, Montgomery

Sullivan Lawrence (Bill) W 6/30/2020 Bill Sullivan Excavation, Inc 68 Bunker Hill Rd Silex MO 63377 (573) 384-5202 Lincoln, St Charles, Warren
ADV. Sweeney Joseph L 1/31/2020 Sween Co LLC 1196 Saale Rd West Alton MO 63386 (314) 712-1121 St.Charles, St. Louis, Lincoln, Warren, Franklin
ADV. Thaxton Billy J 11/30/2018 Bill Thaxton Construction LLC 6887 Cuivre Ford Rd Troy MO 63379 (314) 486-3867 St. Louis, St. Charles, Jefferson, Warren
ADV. Throgmorton Kyle A 9/30/2019 Cornerstone Excavating 6109 Saddle Ridge Rd Troy MO 63379 (636) 528-5565 Lincoln, Warren, St Charles, Pike

Townsend Harold L 11/30/2017 Grease Masters PO Box 132 Cottleville MO 63338 (636) 916-3115 St. Louis, Lincoln, Jefferson, Warren, St. Chares
ADV. Tucker Bruce A 5/31/2019 Bruce Tucker & Sons Septic 1220 Hwy E Siles MO 63377 (636) 295-7769 St. Charles, Warren, Lincoln, Pike
ADV. Turnbull Darrell W 3/31/2019 Turnbull Contracting 18 North 8th St. Bowling Green MO 63334 (573) 324-3948 Pike, Lincoln, St. Charles, Warren, Ralls
ADV. Turnbull Ron
9/30/2019 Turnbull Contracting, LLC 18 N 8th Street Bowling Green MO 63334 (573) 324-6922 Lincoln, Warren, St. Charles, Pike
ADV. Turpin Mitchell
2/28/2020 M Turpin Services LLC PO Box 321 Wright City MO 63390 (636) 262-6230 Warren Lincoln St. Charles

Unnerstall Brian
8/31/2020 Brian Unnerstall 2701 Fantasy Lane Villa Ridge MO 63089 (636) 660-0860 Franklin, Jefferson, St. Charles, Warren

Vaughan Doug
9/30/2019 VGP Utility Contracting, Inc. 1129 West Hwy U Troy MO 63379 (636) 338-9983 Lincoln, St. Louis, St. Charles, Warren, Jefferson

Voss Larry J 2/28/2018 L J Voss PO Box 273 Warrenton MO 63383 (314) 608-0726 Warren, Montgomery, Franklin, Wayne
ADV. Weber Justin K 5/31/2019 Jakes Backhoe & Construction 337 W. 10th St. Hermann MO 65041 (573) 619-9703 Montgomery, Gasconade, Warren, Franklin
ADV. Wilcockson Rick
9/30/2019 Accurate Septic & Well Inspections 160 Stable Ridge Dr. Troy MO 63379 (636) 262-1303 St. Charles, St. Louis, Lincoln, Warren, Jefferson, Franklin, Pike
ADV. Zumwalt Kevin W 5/31/2020 Trinity Ditching LLC PO Box 292 Troy MO 63379 (636) 462-2084 St Charles, Pike, Warren, Lincoln

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