| Dana | Minissale | Southern Methodist University | Dallas | Details |
| Peter W. | Mills | Bonilla Law Firm | Austin | Details |
| John A. | Millin IV | Millin & Millin PLLC | McAllen | Details |
| Sean | Milligan | Travelers | Houston | Details |
| J. Robert | Miller Jr. | Miller & Brown LLP | Dallas | Details |
| R. Travis | Miller Jr. | | Fort Worth | Details |
| Martha | Miller | Liberty Mutual Insurance | Plano | Details |
| Gina Renee Byrne | Miller | National Western Life Insurance Company | Austin | Details |
| Kleber C | Miller | Lacy Lyster Malone & Steppick | Fort Worth | Details |
| Allison Rose | Miller | Daw & Ray L.L.P. | Houston | Details |
| Karen | Milhollin | Hall Maines Lugrin P.C. | Houston | Details |
| John | Milano Jr. | Attorney at Law | Richardson | Details |
| Andrew Joseph | Mihalick | Kane Russell Coleman & Logan PC | Houston | Details |
| Lisa | Michaux | Leighton, Michaux, Adkinson & Brown, PLLC | Austin | Details |
| Maurice Joseph | Meynier IV | Meynier & Matte | Houston | Details |
| David J. | Metzler | Cowles & Thompson P.C. | Dallas | Details |
| Shannon P. | Meroney | Meroney Public Affairs | Austin | Details |
| William | Merlin Jr. | Merlin Law Group | Tampa | Details |
| Ashumi P. | Merchant | Clover Health | New York | Details |
| Trey | Mendez III | Mendez Law Firm | Brownsville | Details |
| Linda R. | Meltzer | Texas P&C Insurance Guaranty Association | Austin | Details |
| Clayton | Melton | XL Insurance Select Professional | Dallas | Details |
| Stephen | Melendi | Tollefson Bradley Mitchell & Melendi LLP | Dallas | Details |
| Patrick | Mehaffy | Skelton & Woody, PLLC | Austin | Details |
| Denise Clark | McWatters | HollyFrontier Corporation and Holly Energy Partners L.P. | Dallas | Details |
| Alexander D. | McSwain | | Belton | Details |
| Trina | McReynolds Bailey | McReynolds Law Firm | Richardson | Details |
| Benjamin B. | McReynolds | Recurrent Energy | San Francisco | Details |
| Mark S. | McQuality | Shackelford Melton McKinley & Norton LLP | Dallas | Details |
| Ian M. | McLin | O'Connor | McLin P.C. | San Antonio | Details |
