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
 
Audrain
Advanced Status Last Name First Name MI Date of Expiration Business Address City State Zip Code Business Phone Counties Served

Adams Jeremiah S 11/30/2017 Jeremiah S Adams 13900 E. Marshal Lane Centralia MO 65240 (573) 480-4105 Boone Miller Morgan Laclede Callaway Camden Osage Cole Cooper Randolph Audrain

Brockman Steven R 10/31/2018 Steve Brockman 3248 State Road AA Holt Summit MO 65043 (573) 295-4470 Callaway, Cole, Boone, Audrain, Montgomery

Brooks Craig M 5/31/2018 Craig Brooks Contracting LLC 15242 Hwy T Centralia MO 65240 (573) 473-1899 Audrain, Monroe, Boone, Randolph, Callaway, Montgomery

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

Caldwell Chris
4/30/2019 Caldwell Construction PO Box 323 Center MO 63436 (573) 881-5818 Ralls Marion Monroe Audrain

Castle Matthew T 3/31/2019 Flatrock Exc 1790 County Rd 256 Columbia MO 65201 (573) 489-4767 Callaway, Boone, Cole, Audrain

Crawford Larry Harold 5/31/2019 LH's Digging Company 17266 Highway 54 Bowling Green MO 63334 (573) 324-5283 Pike, Audrain, Ralls, Lincoln

Cunningham Michael P 5/31/2018 Michael P Cunningham 700 Gary St. Fulton MO 65251 (573) 544-3608 Callaway, Boone, Audrain, Cole, Montgomery
ADV. Darby Michael L 11/30/2019 Michael Darby Enterprises 110 W Harper Rd Clark MO 65243 (573) 687-2125 Boone Randolph Audrain

Davidson Charles (Chas) M 4/30/2020 Davidson Enterprises LLC 3480 E Mount Zion Church Rd Hallsville MO 65255 (573) 819-1989 Boone, Howard, Randolph, Callaway, Audrain

Davis Nicholas A 1/31/2019 Davis and Sons 9550 Co Rd 433 New Bloomfield MO 65063 (573) 291-7457 Callaway, Boone, Cole, Audrain

Davis Mark A 1/31/2019 Davis & Sons 9550 Co Rd. 433 New Bloomfield MO 65063 (573) 291-7457 Callaway, Boone, Cole, Audrain
ADV. Dinwiddie Adam G 9/30/2017 A & C Excavating 13622 SawyerDr. New London MO 63459 (573) 795-6914 Marion, Pike, Monroe, Shelby Lewis Knox Audrain

Dodge Marty G 3/31/2019 Accurate Bobcat Service 3410 State Rd E Auxvasse MO 65231 (573) 387-4373 Callaway, Boone, Cole, Audrain, Randolph

Donaldson Darren R 10/31/2019 Donaldson Excavating 25498 Arudrain Rd 808 Mexico MO 65265 (573) 473-5575 Audrain, Monroe, Boone, Ralls
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

Dunnavant Carl J 5/31/2018 All Type Home Repair 4698 Co Rd 414 Fulton MO 65251 (573) 220-5500 Audrain, Montgomery, Boone, Cole, Callaway

Feger Regis L 3/31/2020 Feger Brothers Dozing 9254 AUDRAIN COUNTY ROAD 421 Mexico MO 65265 (573) 581-1471 Audrain, Monroe, Callaway, Ralls, Randolph, Boone
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

Gaw Andrew R 1/31/2018 Advanced Trenching & Construction LLC 207 W. Arthur St. Farber MO 63345 (573) 822-0522 Audrain Ralls Pike Lincoln, Monroe, Marion
ADV. Gingerich Jake A 9/30/2019 Gingerich Exc & Hauling 2100 E. Clay's Fork Rd. Columbia MO 65202 (573) 808-1480 Boone, Audrain, Callaway, Cooper

Gipson Kristopher M 3/31/2019 Gipson Construction & Excavating LLC 18502 S. Albert Hartsburg MO 65039 (573) 823-1449 Boone, Callaway, Cole, Randolph, Audrain

Hendren Bruce L 10/31/2019 H & H Construction 602 S. Todd Madison MO 65263 (660) 291-8522 Monroe, Macon, Randolph, Audrain, Shelby

Hilgedick Benjamin J 3/31/2020 Seth Paul Excavating, Inc. 7777 E. New Haven Rd. Columbia MO 65201 (573) 999-5509 Boone, Callaway, Randolph, Audrain, Cole

Houchins Aaron A 3/31/2020 Houchins Plumbing & Construction 8600 Pike Co Frankford MO 63441 (573) 231-1121 Pike, Ralls, Marion, Audrain

Houchins Curtis W 3/31/2019 Curt's Construction 2595 County Rd. 181 Auxvasse MO 65231 (573) 826-0344 Callaway, Boone, Audrain, Montgomery
ADV. Hudson Frank D 2/28/2018 Frank Hudson Services 35151 Hwy 154 Stoutsville MO 65283 (573) 565-2101 Audrain Montgomery Callaway Ralls

Ingram Roger L 11/30/2019 Ingram Plumbing Inc 1240 S Business 61 Bowling Green MO 63334 (573) 324-5257 Lincoln, Ralls, Audrain, Marion, Pike

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

Kelly Garrett B 5/31/2019 J.D.Kelly Excavating Inc 1200 Obermiller Columbia MO 65202 (573) 442-4505 Boone, Callaway, Audrain, Cooper, Howard

Kennett Murry L 4/30/2020 Kennett Exc 1722 Old US 40 Columbia MO 65202 (573) 474-1312 Callaway, Boone, Audrain, Cole

Killian Matthew
2/28/2019 Robinett Construction, Inc 426 W. Love Mexico MO 65265 (573) 581-5521 Callaway, Audrain, Boone, Monroe, Ralls

Koenig, Sr Daniel E 3/31/2020 D & L TRENCHING 2335 Highway D Huntsville MO 65259 (660) 651-6925 Randolph, Macon, Audrain, Boone, Chariton

March Keith E 8/31/2020 Keith March Exacavting & Trucking LLC 1800 Westshore Dr. Macon MO 63552 (660) 385-5304 Boone, Macon, Randolph, Audrain

Maupin, Jr Barry E 4/30/2020 Barry Maupin Excavating, Inc 5859 Co Rd 114 Fulton MO 65251 (573) 642-9348 Callaway, Cole, Boone, Audrain, Montgomery

McCray Gary R 10/31/2019 McCray's Welding & Ditching, Inc. 9600 St. Rd. C Mokane MO 65059 (573) 676-5617 Callaway, Cole, Audrain, Montgomery

McKinney Rick L 4/30/2020 Rick McKinney Const 18188 Monroe Rd 431 Paris MO 65275 (660) 327-4547 Monroe, Ralls, Audrain

Morris Roger D 4/30/2020 Bar-M-Farms 13350 S Rippeto Rd Ashland MO 65010 (573) 881-1428 Boone, Callaway, Randolph, Howard, Audrain, Montgomery, Cole, Cooper, Moniteau, Osage

Nichols Lonnie
5/31/2019 Double Nichols Trucking 4951 N Yeager Rd Columbia MO 65202 (573) 881-4530 Boone, Howard, Callaway, Audrain, Montgomery, Camden, Morgan, Cole, Randolph, Jackson, Macon
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. 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, Jr. Leslie
5/31/2019 Orf Construction Inc 15181 Pike 313 Bowling Green MO 63334 (573) 324-3552 Lincoln, Audrain, Warren, Pike
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. Paul Seth R 1/31/2020 Seth Paul Excavating, Inc. 7777 E. New Haven Rd. Columbia MO 65201 (573) 999-5509 Boone, Audrain, Callaway, Howard, Randolph
ADV. Perrigo Matt P 3/31/2019 Marvin Perrigo Construction LLC 5159 County rd 480 Tebbetts MO 65080 (573) 295-6239 Audrain, Boone, Callaway, Cole, Cooper

Pickerell David J 1/31/2019 Cuive River Exc., LLC 620 N. Walker St. Montgomery City MO 63361 (573) 473-0232 Montgmery, Callaway, Audrain, Cole, Pike
ADV. Pierce Gerald Kyle 5/31/2018 Diversified Excavating 2200 W. Botner Rd. Columbia MO 65202 (573) 881-0099 Boone, Howard, Randolph, Audrain, Callaway

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. Proctor Keith R 4/30/2020 Keith Proctor 2541 W. Dripping Springs Rd Columbia MO 65202 (573) 289-7077 Boone, Callaway, Howard, Randolph, Audrain Cole Cooper Moniteau
ADV. Rathbun David Ira 5/31/2019 Roto Rootor 5904 N Brown Station Rd Columbia MO 65202 (573) 474-2370 Boone, Cole, Randolph, Audrain, Callaway

Reidlinger Al L 2/28/2020 Al Reidlinger Excavating 1196 State Rd. WW Fulton MO 65251 (573) 657-1073 Boone, Callaway, Cole, Audrain, Howard, Cooper

Robinett Carl G. 4/30/2019 RCI Concrete Inc 15746 Hwy. 54 South Mexico MO 65265 (573) 581-8324 Audrain, Montgomery, Monroe, Callaway, Boone

Robinett Logan M 2/28/2019 Robinett Construction Inc 426 W. Love Mexico MO 65265 (573) 581-5521 Callaway, Audrain, Boone, Monroe, Ralls

Robinett Samuel L 2/28/2019 Robinett Construction, Inc 426 W. Love Mexico MO 65265 (573) 581-5521 Callaway, Audrain, Boone, Monroe, Ralls

Robinson Jr Charles E 6/30/2019 Robinson TEC LLC 9526 Ojibway Williamsburg MO 63388 (573) 694-3842 Callaway, Cole, Audrain, Montgomery
ADV. Roettgen Craig J 9/30/2018 Roettgen Excavating 12708 Co Rd 4025 Holt Summit MO 65043 (573) 301-0113 Cole Callaway Moniteau Audrain
ADV. Rogers David M 2/28/2020 David Rogers Excavation LLC 3917 Co Rd. 452 New Bloomfield MO 65063 (573) 295-6321 Callaway, Cole, Audrain, Montgmery, Boone

Sallee David L 5/31/2018 David Sallee 3300 E. Mt. Zion Church Rd Hallsville MO 65255 (573) 239-5163 Boone, Callaway, Audrain, Cole

Sapp Russell D 7/31/2020 Russell Sapp Exc 4450 S. Rangeline Rd. Columbia MO 65201 (573) 443-4888 Boone, Callaway, Howard, Audrain, Cooper
ADV. Sapp Shelby W 9/30/2017 SSCC Inc PO Box 507 Ashland MO 65010 (573) 489-9631 Cole Callaway Pulaski Audrain
ADV. Schlotzhauer Warren L 3/31/2020 Midstate Builders 3615 Hwy 5 New Franklin MO 65274 (660) 848-3005 Howard, Boone, Cooper, Saline, Callaway, Cole, Audrain
ADV. Smith Kevin D 9/30/2019 Flowmaster Construction LLC 209 W. Promenade Mexico MO 65265 (573) 581-1004 Audrain, Montgomery, Ralls, Boone, Callaway
ADV. Smith Merlin
4/30/2019 Merlin Smith 4058 State Rd JJ Fulton MO 65251 (573) 544-7415 Boone Cole Audrain Montgomery

Smith David L 11/30/2019 Smith Septic 96 Paradise Rd Wellsville MO 63384 (573) 684-2251 Montgomery, Callaway, Audrain, Pike

Smith Charles (Mike) M 5/31/2020 Pro Plumbing Inc 1445 County Rd 2190 Huntsville MO 65259 (660) 651-9555 Randolph Boone Audrain Monroe
ADV. Staats Jeffrey T 7/31/2020 Staats Excavating 2200 Prim Rose Dr. Columbia MO 65202 (573) 219-7326 Boone, Howard, Callaway, Audrain, Sheridan

Stephens Glen R 12/31/2019 Glen Stephens Hauling & Excavating 12488 Audrain County Road 971 Thompson MO 65285 (573) 581-7521 Audrain, Callaway, Boone, Monroe, Montgomery

Sublett Tim D 6/30/2018 Tim Sublett Exc 10650 N Rt. E Harrisburg MO 65256 (573) 239-1355 Boone Callaway Cooper Howard Audrain

Twitchell Shawn Patrick 1/31/2020 Twitchell's Backhoe Service 7763 Co Rd 403 Fulton MO 65251 (573) 220-8702 Callaway, Boone, Audrain, Cole

Ward Brent C 5/31/2018 Ward Excavating 9425 State Rd CC Steedman MO 65077 (573) 676-3203 Audrain, Montgomery, Monroe, Boone, Callaway

Ware Boyd A 3/31/2019 Wareco Builders 316 W. Bruton St Centralia MO 65240 (573) 220-2601 Boone, Audrain, Callaway, Randolph

Whalen Scott E 9/30/2019 Whalen Services, LLC 6932 State Rd T Auxvasse MO 65231 (573) 386-5748 Callaway, Audrain, Montgomery, Monroe
ADV. Williams Nathan C 1/31/2018 NW Industries LLC 2698 State Rd. F Fulton MO 65251 (573) 814-9900 Callaway, Boone, Audrain, Cooper

Wolfe Suzanna M 1/31/2019 Wolfe's Construction 7336 Dyers Dr Fulton MO 65251 (573) 592-0260 Callaway, Montgomery, Audrain, Cole

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