Missouri Department of Health & Senior Services Contact us if you have questions about this list, or to update or correct
an address.
Registered Onsite Wastewater Treatment System (OWTS) Installers List
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.
Missouri Registered OWTS Installers
List
| Advanced Status | Last Name | First Name | MI | Business | Address | City | State | Zip Code | Business Phone | Counties Served |
|---|---|---|---|---|---|---|---|---|---|---|
| ADV. | Mackey Jr | Jerry | D | Mackey Backhoe Service | 1194 Good Hope Rd | Marshfield | MO | 65706 | (417) 859-5733 | Webster |
| ADV. | Magill | James | J | Magill Trucking & Excavating | 380 Co Rd 306 | Poplar Bluff | MO | 63901 | (573) 785-2384 | Butler, Ripley, Stoddard, Wayne, Carter |
| ADV. | Mahnken | David | M | The Dirt Man | 271 SW 1001 Road | Holden | MO | 64040 | (816) 345-1742 | Cass, Lafayette, Henry, Jackson, Johnson |
| ADV. | Mahoney | Robert | P | Commercial Drain & Sewer Cleaning Inc | 1460 Donna Drive | Arnold | MO | 63010 | (636) 282-1775 | Jefferson St. Louis Washington Franklin St. Charles |
| Majors | Clifford | D | Major Construction | 1500 SW 1171 Rd | Rockville | MO | 64780 | (417) 296-0379 | Vernon Bates Cedar St. Clair | |
| ADV. | Malahy | Barry | K | Malahy Contracting | 1836 County Road 553 | Jackson | MO | 63755 | (573) 833-6116 | Cape Girardeau, Scott, Bollinger, Perry |
| ADV. | Malone | Patrick | D | River View Builders Inc | Rt 2 Box 79 | Kahoka | MO | 63445 | (660) 727-2777 | Clark, Pulaski, Camden, Miller, Clay |
| ADV. | Manes | Richard | L | Manes Construction, LLC | PO Box 796 | Dixon | MO | 65459 | (573) 528-6995 | Phelps, Maries, Laclede, Pulaski |
| Manes | Robin | Rob's Backhoe | 1352 E 435th Rd | Bolivar | MO | 65613 | (417) 326-6861 | Polk, Hickory, Cedar, Dade | ||
| Manton | Robert | H | Advanced Inspection Services | 15087 State Road A | Richland | MO | 65556 | (573) 216-1312 | Camden Miller Morgan Pulaski Laclede | |
| Maples | Greg | C | All Clear Pumping and Sewer | 1913 St. Louis Rd | Jefferson City | MO | 65101 | (573) 634-0165 | Cole Callaway Miller Camden | |
| March | Keith | E | KME LLC | 1800 Westshore Dr. | Macon | MO | 63552 | (660) 385-5304 | Boone, Macon, Randolph, Audrain | |
| ADV. | Marchesi, Jr. | Frank | J | BI-State Utilities Co. | 12894 Pennridge Dr. | Bridgeton | MO | 63044 | (314) 209-0202 | St. Louis, Warren, St. Charles, Jefferson, Arnold |
| ADV. | Marco | Justin | A | Marco Construction | 5880 NE 312th | Cameron | MO | 64429 | (816) 215-2063 | Clinton, Caldwell, DeKalb, Daviess |
| ADV. | Marcusson | Lawrence | W | Larry Marcusson G. Construction | 1055 Lake Drive | Keytesville | MO | 65261 | (660) 222-3282 | Chariton, Linn, Macon, Caroll |
| ADV. | Marlay | Greg | L | Greg L Marlay | 701 Graham Pt | Camdenton | MO | 65020 | (641) 895-4850 | Camden, Miller, Morgan, Benton |
| ADV. | Marti | Kent | E | Butch's Backhoe Service | 14604 Tamarack Rd | Jasper | MO | 64755 | (417) 394-3175 | Jasper, Barton, Dade, Vernon |
| ADV. | Martin | Matthew | M | R & R Dirtworks | 3404 Co Rd 302 | Eureka Springs | AR | 72632 | (479) 253-3124 | Barry, Stone, Taney, McDonald |
| ADV. | Martin | Wendell | R | Aqua Wells, Inc. | 3100 State Hwy. U | Rogersville | MO | 65742 | (417) 753-1975 | Christian, Webster, Greene, Stone, Taney, Dallas, Polk, Barry, Lawrence |
| ADV. | Martin | John | J | Larry Martin Construction LLC | PO Box 1482 | Steelville | MO | 65565 | (573) 775-5806 | Crawford Phelps |
| Martin | Dennis | Martin Trenching & Backhoe | 575 County Road 363 | Taylor | MO | 63471 | (573) 406-4404 | Marion, Lewis, Ralls | ||
| Martin | Christopher | L | Martin Excavating | 4790 Co Rd 202 | Fulton | MO | 65251 | (573) 220-1427 | Callaway Cole Audrain Bonne Montgomery | |
| ADV. | Martin | Bill | M | Bill Martin Construction LLC | PO Box 748 | Eureka | MO | 63025 | (636) 271-2653 | St. Louis, Franklin, Jefferson, St. Charles |
| Martin | Richard | W | MARTIN PUMP SERVICE | PO Box 1141 | Steelville | MO | 65565 | (573) 775-2552 | Phelps, Dent, Franklin, Iron, Crawford | |
| Maschmeier | Gary | E | Tracy & Wegener, Inc. | 9113 Fallman Mine Rd | Wellington | MO | 64097 | (816) 716-8503 | Lafayette, Jackson, Johnson, Ray, Carroll | |
| Maserang | Jamie | Lynn | King's Plumbing | 1098 McPherson | Leasburg | MO | 65535 | (573) 885-7206 | Crawford Dent Franklin Gasconade | |
| Mashek | Brad | D | Elite Sewer and Drain LLC | 1012 Walnut Grove Ln | Farmington | MO | 63640 | (573) 631-8626 | St Francois Washington Madison Iron | |
| ADV. | Mason | Dennis | L | O&M Enterprises. Inc. | 900 S Vine St | Holden | MO | 64040 | (816) 732-4313 | Cass, Lafayette, Pettis, Henry, Johnson, Jackson |
| Mast | Stephen | P | C&M Construction | 16678 Co Rd 236 | Advance | MO | 63730 | (573) 225-4292 | Stoddard, Cape Girardeau, Scott, Bollinger, Ste. Genevieve, St. Francois, Perry, Mississippi, Madison, Wayne, Butler, New Madrid | |
| ADV. | Masters | Marty | A | M & M Landscaping & Construction | 10109 Jones Rd | Eugene | MO | 65032 | (573) 498-3366 | Cole, Miller, Callaway, Morgan |
| Matheis | Steve | C | MODOT | 11604 Claywell | Russellville | MO | 65074 | (573) 690-4823 | Cole, Moniteau, Callaway, Miller | |
| Mathews | Louis (Luke) | W | Mathews Brothers Enterprise, LLC | 630 NE 471 Rd | Osceola | MO | 64776 | (417) 646-8248 | St. Clair, Henry, Polk, Hickory, Cedar | |
| ADV. | Mathis | Ralph | D | Buckhorn Septic Tank Service | 25791 Ryan Dr | Waynesville | MO | 65583 | (573) 774-5239 | Pulaski |
| ADV. | Matthews | William | L | Matthews Line-Rite | PO Box 86 | Forest City | MO | 64451 | (660) 446-2918 | Atchison, Nodaway, Clinton, Andrew |
| ADV. | Matthys | Robert | E | Bob's Septic and Dirt Work | 18545 Interurban Road | Camden Point | MO | 64018 | (816) 858-2022 | Platte, Clay, Clinton, Jackson, Buchanan |
| ADV. | Mattingly | Bethany | A | D & M Plumbing | PO Box 798 | Warrensburg | MO | (417) 747-7808 | Webster Johnson Henry Lafayette Pettis Saline Taney Benton | |
| ADV. | Mattingly | Jeffrey | Wayne | Earth First Contractors | 1667 N. Kings Hwy | Perryville | MO | 63775 | (573) 768-9830 | Perry, Cape Girardeau, Ste Genevieve, Bollinger |
| ADV. | Maune | Jeff | A | Jeff Maune | PO Box 162 | Union | MO | 63084 | (636) 583-3447 | Franklin |
| Maupin Sr | Barry | E | Barry Maupin Exc, Inc. | 5859 Couny Rd. 114 | Fulton | MO | 65251 | (573) 642-9348 | Callaway, Audrain, Boone, Cole, Montgomery | |
| ADV. | Maxwell | Daniel | W | Maxwell General Contracts | 140 W Industrial Drive | Gerald | MO | 63037 | (314) 954-2728 | Gasconade, Franklin, Jefferson, St Charles |
| May | Randall | D | Randy May | 6318 Aud Rd. 337 | Mexico | MO | 65265 | (573) 721-2006 | Audrain | |
| ADV. | McAllister | Jeremy | T | Professional Waste Water Services Inc | 3717 190th Street | Farragent | IA | 51639 | (712) 246-5592 | Atchison, Nodaway, Holt, Worth |
| ADV. | McAllister | Donald | M | Professional Waste Water Services Inc | 3717 190th Street | Farragut | IA | 51639 | (712) 246-5592 | Atchison, Nodaway, Holt, Worth |
| McBride | Travis | R | McBride Backhoe LLC | HC 61 Box 3260 | West Plains | MO | 65775 | (417) 372-0369 | Oregon Howell Ozark Douglas | |
| ADV. | McCain | Kaleb | J | J Higgins Plumbing & Septic Co | 6121 Centerline Dr. | French Village | MO | 6336 | (573) 358-2223 | St Francois Jefferson Ste Genevieve Washington Madison |
| McClanahan | Noel | L | McClanahan Trenching | 32019 St. Hwy 11 | Kirksville | MO | 63501 | (660) 323-5362 | Adair, Schuyler, Macon, Knox, Sullivan | |
| McClernon | Robert | B | Extra Mile Home inspection Services LLC | 2100 S. 18th Ave | Ozark | MO | 65721 | (417) 619-7098 | Christian Greene Webster Lawrence Stone | |
| ADV. | McCloskey | Larry | E | Movin Dirt Excavating | 210 Windswept Dr | Bourbon | MO | 65441 | (573) 732-5735 | St. Louis, Jefferson, St. Charles, Franklin, Lincoln |
| McConnell | Joseph (Scott) | O&M Entrepreses | 900 South Vine St | Holden | MO | 64040 | (816) 732-4113 | Jackson, Johnson, Cass, Saline | ||
| McCorkell | Shawn | J | Landscaping by McCorkell | #15 Cedar Grove Trail | New Florence | MO | 63363 | (573) 999-7683 | Montgomery, Warren, St Charles, Lincoln | |
| McCorkendale | Daniel | N | Ken Moore Plumbing, Heating Colling LLC | 1003 Hwy T | Bolivar | MO | 65613 | (417) 777-5555 | Polk Hickory Greene Cedar Dallas | |
| McCray | Gary | R | McCray's Welding & Ditching, Inc. | 9600 St. Rd. C | Mokane | MO | 65059 | (573) 676-5617 | Callaway, Cole, Audrain, Montgomery | |
| ADV. | McCroskey | Terry | McCroskey Backhoe | 2149 E 535th Rd | Plesant Hope | MO | 65725 | (417) 467-2687 | Greene, Polk, Dallas, Hickory | |
| ADV. | McCullough | Michael | H | Mike's Independent Realty | 33 Joy Land Rd | Shell Knob | MO | 65747 | (417) 858-9226 | Barry, Stone, Taney, Lawrence |
| McDaniel | Nicholas | Alan | Nicholas McDaniel | 2056 Madison 276 | Fredericktown | MO | 63645 | (573) 783-1742 | Madison, Bollinger, St. Francois, Iron, Cape Girardeau | |
| ADV. | McDaniel | Bryan | D | McDaniel Excavating | 4932 N Farm Rd 205 | Strafford | MO | 65757 | (417) 736-9770 | Greene, Polk, Christian, Webster |
| ADV. | McDaniel | Gaylond | Lake Excavating | PO Box 1564 | Lake Ozark | MO | 65049 | (573) 369-2580 | Camden | |
| ADV. | McGinness | Ryan | L | Ridgerunner Construction | 68 Bentree Ln | Branson | MO | 65616 | (573) 289-1231 | Stone Taney Christian Lawrence |
| ADV. | McGinnis | Kyle | D | McGinnis H-S Septic Service | 33200 Dover Rd | Gravois Mills | MO | 65037 | (573) 374-5528 | Morgan, Camden, Miller |
| ADV. | McGinnis | Marty | McGinnis H-S Septic Service | 33200 Dover | Gravois Mills | MO | 65037 | (573) 374-5528 | Morgan, Camden, Miller | |
| McGowan | Richard | K | MC GOWAN PLUMBING | 31822 Lacquer Ave | Macon | MO | 63552 | (660) 385-4800 | Macon, Linn, Randolph, Adair | |
| ADV. | McGowen | Kevin | D | Kevin D. McGowen | PO Box 155 | Houston | MO | 65483 | (417) 254-4067 | Texas Phelps Wright Shannon Dent |
| McHaffie | Tim | W | Rick's Backhoe | 139 Ricks Drive | Fordland | MO | 65652 | (417) 634-4244 | Christian, Greene, Webster | |
| ADV. | McKee | Tony | L | McKee Construction Inc | 13300 Horsehoe Dr. | Smithville | MO | 64089 | (816) 918-3815 | Clinton, Clay, Platte, Buchanan |
| McKee | Myron | River of Life Farm (ROLF) | 1746 River of Life Dr | Dora | MO | 65637 | (417) 261-7777 | Ozark Douglas Howell | ||
| McKenney, Jr | Leslie | B | Leslie McKenney Excavating | 950 Co Rd 127 | Higbee | MO | 65257 | (573) 489-6193 | Boone Howard Randolph Audrain Macon | |
| ADV. | McKenzie | Bernard | E | Quality Backhoe | PO Box 982 | Sunrise Beach | MO | 65079 | (573) 374-4030 | Morgan, Miller, Camden, Benton |
| ADV. | McKim | Alan | D | Mo Dept. of Conservation | 17342 State HWY 149 | Green Castle | MO | 63544 | (660) 488-6438 | Adair Sullivan Putnam Macon Schuyler |
| Mckinney | Rick | L | Rick McKinney Const | 18188 Monroe Rd 431 | Paris | MO | 65275 | (660) 327-4547 | Monroe, Ralls, Audrain | |
| McLaughlin | Michael | R | M&M jDirt & Gravel | 21621 Holiday Ln | Warsaw | MO | 65355 | (660) 723-4595 | Henry Pettis Benton Camden Dallas | |
| McLaughlin | Robert | R | Robert McLaughlin Plumbing | 3342 SE Highway W | Lathrop | MO | 64465 | (816) 930-2895 | Clinton, Caldwell, Ray, Taney, Clay | |
| ADV. | McQuay | Donald | R | Cape County Public Works | 1 # Barton Sq | Jackson | MO | 63755 | (573) 979-2618 | Cape Girardeau |
| Meadors | Eddie | D | Eddie's Backhoe | RR 8 Box 2428 | Doniphan | MO | 63935 | (573) 996-5263 | Butler, Oregon, Ripley | |
| ADV. | Medley | Calvin | R | Ray Medley Plumbing | 31923 Orchard Dr. | Lebanon | MO | 65536 | (417) 588-3300 | Camden, Miller, Laclede |
| ADV. | Mehler | George | R | Mick's Mehler & Sons, Inc | 99 Mehler Ln | Silex | MO | 63377 | (573) 384-5978 | Lincoln, Warren, St Charles, Pike |
| ADV. | Mehler | Daniel | L | Mick Mehler & Sons, Inc | 99 Mehler Dr | Silex | MO | 63377 | (573) 384-5978 | Warren, Lincoln, St Charles, Montgomery |
| ADV. | Mellon | Rodney | L | Mellon Ditching | 32835 W. 206th | Lawson | MO | 64062 | (816) 580-7367 | Ray, Clay, Clinton, Caldwell |
| Meloy | Chad | L | Meloys Excavating and Trucking | HC 2 Box 2725 | Silva | MO | 63964 | (573) 429-9730 | Wayne Butler Bollinger Madison | |
| Menke | Steve | E | Menke Excavating | PO Box 53 | Camden Point | MO | 64018 | (816) 214-7352 | Platte, Buchanan, Clay, Clinton, Jackson | |
| ADV. | Menne | Bernard | E | B&J Septic | 755 Mary Jo Rd | Silex | MO | 63377 | (573) 384-5536 | St Charles, Lincoln, Pike, Warren |
| Mercer | Jason | C | Mercer Electric | 3089 N 169 Highway | Stanberry | MO | 64489 | (660) 235-0149 | Gentry Daviess Harrison | |
| ADV. | Meredith | Robert | W | Meredith Excavation LLC | 1855 East 523 Rd. | Bolivar | MO | 65613 | (417) 327-2309 | Polk, Dallas, St Clair, Henry, Hickory, Dade, Webster, Stone, Christian, Cedar, Greene, Camden |
| Merlo | Kenneth | J | Merlo Plumbing, Co., Inc | 11041 Gravois Industrial Ct | St. Louis | MO | 63128 | (314) 843-1000 | St. Louis, St. Charles, Jefferson, Franklin | |
| ADV. | Meyer | Dave | Reddi Services, Inc | 4011 Bonner Ind. Drive | Shawnee | KS | 66226 | (913) 287-5005 | Jackson Clay Platte Cass | |
| Meyer | Robert | A | Meyer Excavating | 15711 Clearview Ln | Marthasville | MO | 63357 | (636) 433-5690 | Franklin, St. Charles, Warren | |
| Meyer | Tyler | W | Alton Sewer Service | 17000 E. Truman Rd. | Independence | MO | 64056 | (816) 795-8900 | Jackson Lafayette cass Clay | |
| ADV. | Miksell | Galen | R | AFI Construction LLC | PO Box 794548 | Dallas | TX | 75379 | (800) 720-8503 | Jasper Newton McDonald Barton Lawrence |
| Miller | Ralph | J | Tracy & Wegener, Inc. | 106 W. 22nd | Higginsville | MO | 64037 | (660) 584-3252 | Lafayette, Saline, Johnson, Ray | |
| ADV. | Miller | William | R | William Miller Construction LLC | PO Box 986 | Farmington | MO | 63640 | (573) 631-9726 | Iron Madison Jefferson Ste. Genevieve St. Francois |
| ADV. | Miller | Christopher | V | Miller & Sons Construction | 4953 Steelman Rd. | Summersville | MO | 65571 | (417) 293-0287 | Texas, Oregon, Shannon, Howell, Reynolds |
| ADV. | Miller | Ronald | W | Miller Electric Plumbing & HVAC | 51627 Otter Rd | Milan | MO | 63556 | (660) 265-3836 | Sullivan, Mercer, Adair, Livingston, Grundy, Linn |
| Miller | Matt | R | Matt Miller | #551 Normac Dr | Camdenton | MO | 65020 | (573) 363-9717 | Camden Miller Laclede Morgan | |
| Miller | John | L | Miller's Construction | 16652 Lawrence 2059 | Miller | MO | 65707 | (417) 452-3055 | Lawrence, Dade, Polk, Dallas | |
| ADV. | Miller | Joe | D | JD Miller Excavating | 20221 South State Route 7 HWY | Pleasant Hill | MO | 64080 | (816) 769-6886 | Cass Bates Johnson Jackson |
| Miller | Ervin | S | Miller's Construction | 4608 Law 1142 | Miller | MO | 65707 | (417) 461-4277 | Lawrence, Dade, Polk, Dallas | |
| Miller | Edwin | M | Miller Trenching & Excavating | RR 1 Box 129 | Knox City | MO | 63446 | (660) 342-0321 | Knox Adair Lewis Scotland Macon | |
| Miller | Earl | D | E.M. Construction | 1962 Hwy 89 N | Linn | MO | 65051 | (573) 220-0500 | Osage, Cole, Gasconade | |
| Miller | Donnie | W | D & J Construction | PO Box 322 | New London | MO | 63459 | (573) 985-3208 | Ralls, Marion | |
| ADV. | Miller | David | L | MILLER Construction LLC | 3800 Hyway 50 E | Linn | MO | 65051 | (573) 619-0339 | Callaway, Cole Gasconade, Maries, Osage |
| ADV. | Miller | Dale | L | Miller's Backhoe & Trucking | 14266 Miller Road | Bucyrus | MO | 65444 | (417) 967-3595 | Texas Wright Dent Phelps |
| ADV. | Miller | Timothy | D | Miller & Sons Construction | 4953 Steelman Rd. | Summersville | MO | 65571 | (417) 293-6240 | Texas, Oregon, Shannon, Howell, Reynolds |
| Mills | Jeffery | A | J&J Plumbing & Heating | 1418 N. Park | Springfield | MO | 65802 | (417) 862-4729 | Greene, Christian, Taney, Stone, Webster | |
| Mills | Lonnie | Mills Backhoe LLC | RR3 Box 3592 | Thayer | MO | 65791 | (417) 264-2218 | Oregon Howell Shannon Ripley | ||
| Mills | Michael | J | J&J Plumbing & Heating | 1418 N. Park | Springfield | MO | 65802 | (417) 862-4729 | Greene, Christian, Taney, Stone, Webster | |
| Minderman | Nick | L | 7 Oak Home Inspection, LLC | 16995 State Hwy M | Warrenton | MO | 63383 | (636) 456-0001 | Warren Montgomery Lincoln St Charles | |
| Mink | Jason | A | Jason Mink | 7444 West HWY 116 | Gower | MO | 64454 | (816) 592-0331 | Clinton Dekalb Buchanan Platte | |
| Minnis | Jason | M | Minnis Digging & Vaults, LLC | 12176 Hwy V | Chillicothe | MO | 64601 | (660) 646-1985 | Linn, Livingston, Carroll, Caldwell, Grundy | |
| Minor | James | R | James Minor | 1550 Reale Ave | St. Louis | MO | 63138 | St. Louis, St. Charles, Franklin, Jefferson, Wayne | ||
| ADV. | Minor | Everett | L | Bio-Gard Inc | PO Box 1484 | Columbia | MO | 65205 | (573) 442-0692 | Boone |
| Mirka | Steven | J | Mirka Excavating | 9230 Co. Rd. 132 | Williamsburg | MO | 63388 | (573) 254-3583 | Audrain, Cole, Boone, Callaway | |
| ADV. | Mitchell | Robert | C | MB Mitchell LLC | 601 Fountain Lakes Blvd | St. Charles | MO | 63301 | (636) 916-0195 | St. Louis, St. Louis City, Jefferson, St. Charles |
| Mitchell | Donald | K | Missouri Association Management LLC | 2882 Bagnell Dam Blvd | Lake Ozark | MO | 65049 | (573) 552-8334 | Camden, Miller, Morgan, Laclede | |
| Moeller | Michael | D | Michael Moeller Bobcat & Backhoe Service, LLC | 11110 Branch Rd | Lohman | MO | 65053 | (573) 619-9551 | Miller, Osage, Callaway, Boone, Cole | |
| Mohling | Thomas | D | Tom's Excavating & Hauling | 417 E. McKinney | Neosho | MO | 64850 | (417) 451-1069 | Newton, Barry, McDonald, Jasper | |
| ADV. | Momphard | Jeff | C | American Htg/Clg/Elect/Plbg | 957 Hwy E | Silex | MO | 63377 | (573) 384-5803 | Lincoln, Pike, Montgomery, Ralls |
| ADV. | Monroe | Daniel | W | Monroe Plumbing | 927 Cty Rd 638 | Cape Girardeau | MO | 63701 | (573) 334-4180 | Cape Girardeau, Scott, Bollinger, Perry, Stoddard |
| Monroe | Jeremy | A | Tailored Spaces, LLC | 25768 Hwy 60 | Stark City | MO | 64866 | (417) 472-6578 | Jasper Newton Lawrence Barry McDonald | |
| ADV. | Monroe | Michael | D | On Site LLC | PO Box 307 | Nixa | MO | 65714 | (417) 880-7062 | Greene Christian Taney Stone Lawrence Polk Hickory Webster Dallas |
| ADV. | Montez | BJ | Ben's Backhoe Service | 1702 Ridgewood Rd | Neosho | MO | 64850 | (417) 451-5343 | Newton | |
| Montez | Ben | Ben's Backhoe Service | 1702 Ridgewood Rd | Neosho | MO | 64850 | (417) 451-5343 | Newton Jasper McDonald | ||
| ADV. | Moore | Theodore | MOORES BACKHOE SERVICE | 1357 Bluestem Rd | Marshfield | MO | 65706 | (417) 859-5498 | Webster, Greene, Laclede, Polk, Hickory, Dallas, Stone, Christian, Barry, Texas, Wright, Lawrence | |
| ADV. | Moore | Kenneth | A | Ken Moore Plumbing | 1003 Hwy. T | Bolivar | MO | 65613 | (417) 777-5555 | Polk, Cedar, Hickory, Greene, Dallas |
| Moore | Larry | W | Jerry Moore & Co | P.O. Box 1464 | Nixa | MO | 65714 | (417) 880-8112 | Christian, Greene, Taney, Stone, Lawrence | |
| ADV. | Moran | James | F | James Moran | 2224 S. Farm Road 221 | Springfield | MO | 65809 | (417) 880-4819 | Greene, Christian, Webster, Polk |
| Morgan | Chris | M | Morgan's Backhoe & Excavating, Inc | 944 Ozark Trail | Goodman | MO | 64843 | (417) 825-5953 | McDonald, Newton, Jasper | |
| Morgan | Daniel | L | MWE Excavating, LLC | P.O. Box 2 | Zalma | MO | 63787 | (573) 722-6333 | Bollinger, Stoddard, Wayne, Butler, Cape Girardeau | |
| Morgan | Jimmie | R | Morgan's Backhoe & Excavation Inc | 940 Ozark Trail | Goodman | MO | 64843 | (417) 364-7903 | McDonald, Newton, Jasper | |
| ADV. | Morgan | Randy | L | Morgan's Trenching & Backhoe | 15315 Terrier Rd. | Stark City | MO | 64866 | (417) 638-5601 | Newton, McDonald, Jasper |
| Morgan | Tim | Ray | Dirt Cheap Dirtwork | Rt 1 Box 1118 | Thayer | MO | 65791 | (417) 264-3088 | Oregon Howell Ripley Shannon | |
| ADV. | Morris | Jeff | L | Roto-Rooter of Sedalia LLC | 3228 E Broadway | Sedalia | MO | 65301 | (660) 826-4433 | Pettis Saline Benton Henry Hickory |
| Morris | William "Olen" | Morris Ditching Service | 1512 N 9th Street | Monett | MO | 65708 | (417) 235-3349 | Barry, Lawrence | ||
| Morris | Ken | W | Morris Ditching Service | 1414 N 9th | Monett | MO | 65708 | (417) 235-3349 | Barry, Lawrence | |
| Morris | Roger | D | Bar-M-Farms | 13350 S Rippeto Rd | Ashland | MO | 65010 | (573) 881-1428 | Boone, Callaway, Randolph, Howard, Audrain | |
| Morrow | Gary | R | G & M Electrical & Plumbing Services | RR 4 Box 110 | Marshall | MO | 65340 | (660) 831-1600 | Saline Cooper Carroll Lafayette | |
| Morrow | Ronald | D | Morrow Excavating | 56621 Morrow Rd | Russellville | MO | 65074 | (573) 782-8272 | Cole, Moniteau, Miller, Callaway | |
| Morse | Jerimy | L | Hornbuckle Htg. Clg & Plmg, Inc. | 205 Bluff St. | Fulton | MO | 65251 | (573) 642-8549 | Callaway | |
| Mosier | Walter | S | JH Excavating Inc | 20630 Dove Road | Lebanon | MO | 65536 | (417) 532-4662 | Laclede, Dallas, Camden, Pulaski | |
| Motley | Roger | W | Motley Dozing | PO Box 137 | Osceola | MO | 64776 | (417) 646-2356 | St Clair Hickory Cedar Henry | |
| ADV. | Mounce | James | Brent | Quad County Hardware & Plumbing | PO Box 336 | Viburnum | MO | 65566 | (573) 244-5202 | Crawford, Washington, Reynolds, Dent, Iron |
| ADV. | Mounce | Mike | Mike Mounce Backhoe Service & Plumbing, LLC | 98 Raven Road | Crane | MO | 65633 | (417) 369-5204 | Stone, Christian, Lawrence, Greene | |
| ADV. | Moutray | Michael | K | Strake Septic System Services | PO Box 263 | Farmington | MO | 63640 | (573) 631-8325 | St. Francois, Ste. Genevieve, Perry, Washington, Iron |
| ADV. | Moyer | Charles | E | Moyer Excavating, Inc. | 13221 S. Outerbelt Rd. | Lone Jack | MO | 64070 | (816) 365-1967 | Jackson, Johnson, Cass, Lafayette |
| Mueller | Richard | L | Castle Contracting LLC | 760 South 2nd St | St. Louis | MO | 63102 | (314) 421-0042 | St. Charles Jefferson Franklin Ste Genevieve | |
| Mulcahy | Matthew | G | Mulcahy Contracting | 3161 SE Wamsley Rd. | Cameron | MO | 64429 | (816) 383-3872 | DeKalb Caldwell Clinton Buchanan | |
| ADV. | Munholland | Eric | W | Septic Solutions | 16615 Nation Rd | Holt | MO | 64048 | (816) 365-6290 | Clay, Platte, Clinton, Ray |
| ADV. | Murdock | Heath | D | Heath Murdock Exc. LLC | 20437 Highway T | Versailles | MO | 65084 | (573) 378-6218 | Morgan |
| ADV. | Murdock | Josh | W | Murdock Construction Inc | 8733 N State Hwy 5 | Camdenton | MO | 65020 | (573) 873-5269 | Camden Morgan Miller |
| ADV. | Murdock | Ryan | C | Murdock Bobcat Service | 18832 Old 5 Road | Versailles | MO | 65084 | (573) 378-7410 | Morgan |
| Murray | Delbert | M | Murray Hauling & Backhoe | Rt. 1 Box 305 | Ava | MO | 65608 | (417) 683-7954 | Douglas, Webster | |
| Murray | Delbert | L | Murray Hauling & Backhoe | Rt. 1 Box 333 | Ava | MO | 65608 | (417) 683-7954 | Douglas, Webster, Ozark, Wright | |
| ADV. | Murray | Timothy | J | Murray Excavating & Trucking | 31846 Hwy 135 | Gravois Mills | MO | 65037 | (573) 374-4741 | Morgan, Camden |
| Myers | Donald | J | JC Myers Construction Co, Inc | 1111 S Mitchell | Warrensburg | MO | 64093 | (660) 747-8739 | Henry, Pettis, Lafayette, Johnson | |
| ADV. | Myers | Timothy | W | TLM contracting LLC | 13760 Hwy JJ | Desoto | MO | 63020 | (314) 330-8893 | Jefferson, Madison, St. Francois, Ste Genevieve, Washington |
| ADV. | Myers | Patrick | J | PJ Myers Hauling & Excavating, LLC | 1190 Saddle Club Rd | Cuba | MO | 65453 | (573) 885-4403 | Washington, Franklin, Phelps, Dent, Crawford, Pulaski |
| Myers | Hal | B | Hal Myers Construction | 12820 Bigham Road | Easton | MO | 64463 | (816) 424-1223 | Andrew, Buchanan, Clinton, DeKalb | |
| Myers | Jacob | Bock Grading & Services | PO Box 85 | Fair Play | MO | 65649 | (417) 276-8336 | Cedar Dade Polk reene | ||
| ADV. | Myers | Nick | D | Myers Dirtworks | 27075 Farm Road 1267 | Shell Knob | MO | 65747 | (417) 858-0506 | Stone, Barry, Taney |
| ADV. | Nash | James | E | NASH REALTY | 21221 State Hwy 112 | Cassville | MO | 65625 | (417) 847-2058 | Barry, Newton, Lawrence |
| ADV. | Nations | Terry | E | Jokerst, Inc | 16444 Highway 32 | Ste. Genevieve | MO | 63670 | (573) 883-7401 | Perry, St. Francois, Jefferson, Cape Girardeau, Ste. Genevieve |
| Nau | Craig | A | NAUCO Quality Contracting | 2252 Wildlife Rd | Otterville | MO | 65348 | (660) 366-4251 | Morgan Cooper Pettis Johnson | |
| ADV. | Needy | Douglas | E | Needy Custom Contracting | 14572 Hwy. B | Green Ridge | MO | 65332 | (660) 527-3686 | Pettis, Johnson, Saline, Morgan, Camden |
| Neese | Thomas | D | Equestrian Builders | 1311 Flintlock | Wentzville | MO | 63385 | (636) 398-6221 | Lincoln, St. Charles, Warren, St. Louis | |
| Nelson | Steven | E | Nelson Electric/Nelson Maytag | 108 S. Marion | Lancaster | MO | 63548 | (660) 947-4200 | Schuyler, Putnam, Adair, Scotland | |
| ADV. | Nelson | Donn | K | Donn Nelson | 1135 Bluff Drive | Osage Beach | MO | 65065 | (573) 302-4141 | Miller Morgan Benton Laclede |
| Nichols | Lonnie | Double Nichols Trucking | 4951 N Yeager Rd | Columbia | MO | 65202 | (573) 881-4530 | Boone, Howard, Callaway, Audrain, Montgomery, Camden, Morgan, Cole, Randolph | ||
| ADV. | Niederer | Alan | H | Niederer Trenching, Inc | 2363 Bastean Rd | Wentzville | MO | 63385 | (314) 332-8456 | St Louis, St Charles, Lincoln, Warren |
| Niswonger | Ronald | L | N&R Concrete | 717 West Booneslick | Jonesburg | MO | 63351 | (573) 291-3201 | Warren, Montgomery | |
| ADV. | Norman | Robert | D | Norman Trucking & Excavating | 5228 State HWY WW | Verona | MO | 65769 | (417) 440-9310 | Barry, Lawrence, Stone, Polk, Christian |
| Norton | William | J | William J Norton | PO Box 64 | Pleasant Hope | MO | 65725 | (417) 761-0300 | Dallas Polk Webster Greene | |
| ADV. | Norvell | Donald | A | Norvell Construction Co. | 1278 Madison 201 | Fredericktown | MO | 63645 | (573) 783-7000 | Madison, St. Francois, Perry, Bollinger, Iron, Madison |
| Noteware | Danny | B | Noteware Excavating LLC | 935 E 477th Rd | Bolivar | MO | 65613 | (417) 327-4537 | Polk | |
| ADV. | Nothstine | Chris | E | Scott Gann Construction Co., Inc. | 37156 State Hwy. N | Barnard | MO | 64423 | (660) 233-6554 | Buchanan, Andrew, Clinton, Platte |
| ADV. | Null | Carey | E | Null Const Co Inc | 8441 Industrial Dr. | Cedar Hill | MO | 63016 | (636) 285-5385 | Washington, St. Francois, Wayne, Washington, Jefferson, Butler |
| Nussbaum | Mark | W | Nussbaum Services | 9510 Hwy 61 | Jackson | MO | 63755 | (573) 833-6139 | Cape Girardeau, Scott, Perry, Bollinger |