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| Company | Location | County | Certifications | License # |
|---|---|---|---|---|
| M&M Pumping | — | — | Pumper | — |
| Magaman Marina-Lake Norfork - Boat | Henderson, AR | — | Pumper | — |
| Manfred Phillips | Magazine, AR | — | Installer | — |
| Marc Edelman | Kansas, OK | — | Installer | — |
| Marco Mireles | Arlington, TN | — | Installer | — |
| Marcus Rudsell | Rogers, AR | — | Installer | — |
| Marion Pruss | No. Little Rock, AR | — | Installer | — |
| Marissa Drew | Garfield, AR | — | Installer | — |
| Mark Goodman | Greenbrier, AR | — | Installer | — |
| Mark Lawrence | Malvern, AR | — | Installer | — |
| Mark Lee | Greenbrier, AR | — | Installer | — |
| Mark Paladino | Conway, AR | — | Installer | — |
| Mark Pinkstan | Mountain Home, AR | — | Installer | — |
| Mark Smith | Batesville, AR | — | Installer | — |
| Mark Townsend | Bentonville, AR | — | Installer | — |
| Mark Troillet | Conway, AR | — | Installer | — |
| Martin Thomas | Texarkana, AR | — | Installer | — |
| Mason Hyde | Hindsville, AR | — | Installer | — |
| Mathew Brown | Calico Rock, AR | — | Installer | — |
| Matt Couch | Alma, AR | — | Installer | — |
| Matt Wood | Elkins, AR | — | Installer | — |
| Matt Wooten | Springfield, AR | — | Installer | — |
| Matthew Cummins | Rena Lara, MS | — | Installer | — |
| Matthew Greenwood | Prescott, AR | — | Installer | — |
| Matthew Hurst | Norfork, AR | — | Installer | — |
| Matthew Johnson | De Queen, AR | — | Installer | — |
| Matthew Martin | Eureka Springs, AR | — | Installer | — |
| Matthew Mcreynolds | Gentry, AR | — | Installer | — |
| Matthew Sullivan | England, AR | — | Installer | — |
| Mckinley Adams | Little Rock, AR | — | Installer | — |
| Melvin Davis | Hughes, AR | — | Installer | — |
| Micah Kauffman | Huntsville, AR | — | Installer | — |
| Michael Anderson | Springdale, AR | — | Installer | — |
| Michael Ashcraft | Warren, AR | — | Installer | — |
| Michael Barkley | Jonesboro, AR | — | Installer | — |
| Michael Carlton | Stella, MO | — | Installer | — |
| Michael Coyle | Jacksonville, AR | — | Installer | — |
| Michael Dickey | Rogers, AR | — | Installer | — |
| Michael Dotson | Pelsor, AR | — | Installer | — |
| Michael Garay | Donaldson, AR | — | Installer | — |
| Michael Gregory | Lowell, AR | — | Installer | — |
| Michael Holder | Van Buren, AR | — | Installer | — |
| Michael Jones | Hackett, AR | — | Installer | — |
| Michael Lewis | Saint Joe, AR | — | Installer | — |
| Michael Mccrary | Mountain Home, AR | — | Installer | — |
| Michael Pulley | Wilburn, AR | — | Installer | — |
| Michael Roughton | Bella Vista, AR | — | Installer | — |
| Michael Sasser | Texarkana, AR | — | Installer | — |
| Michael Stracener | Smithville, AR | — | Installer | — |
| Michael Weeks | Van Buren, AR | — | Installer | — |
| Michael Zeher | Bentonville, AR | — | Installer | — |
| Michel Godwin | Alma, AR | — | Installer | — |
| Mike Hogan | Thornfield, MO | — | Installer | — |
| Mike Holbrook | Houston, AR | — | Installer | — |
| Mike Lally | Henderson, AR | — | Installer | — |
| Mike O'Connor | Cabot, AR | — | Installer | — |
| Mike Priesmeyer | West Fork, AR | — | Installer | — |
| Mike Sizemore | Hindsville, AR | — | Installer | — |
| Mikhail Long | Jacksonville, AR | — | Installer | — |
| Milas Hudspeth | Goshen, AR | — | Installer | — |
| Milton Sumler | Austin, AR | — | Installer | — |
| Mindy Emerson | Taylor, AR | — | Installer | — |
| Mitchell Cook | Searcy, AR | — | Installer | — |
| Mitchell Nunally | Black Rock, AR | — | Installer | — |
| Monte Brown | Hensley, AR | — | Installer | — |
| Morgan Branscum | Calico Rock, AR | — | Installer | — |
| Morgan Ingle | Waldron, AR | — | Installer | — |
| Morgan Wilson | Berryville, AR | — | Installer | — |
| Morris Evans | Seligman, MO | — | Installer | — |
| Murdock'S Portable Toilet | Russellville, AR | — | Pumper | — |
| Murry Myers | Crossett, AR | — | Installer | — |
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