| Mark C. | James | Columbia Lloyds Insurance Company | Houston | Details |
| Mark Christopher | Jordan | Jacob Jordan P.L.L.C. | San Antonio | Details |
| Mark D. | Tillman | Tillman Batchelor LLP | Irving | Details |
| Mark Dean | Johnson | Saunders Walsh & Beard | McKinney | Details |
| Mark E. | Steiner | South Texas College of Law | Houston | Details |
| Mark Edward | Roberts | | Houston | Details |
| Mark H. | Selz | | Dallas | Details |
| Mark Joseph | Courtois | Funderburk Funderburk Courtois LLP | Houston | Details |
| Mark Lee | Carlton | Law Office of Mark L. Carlton | Houston | Details |
| Mark Lynn | Clark | Parsons McEntire McCleary PLLC | Houston | Details |
| Mark S. | McQuality | Shackelford Melton McKinley & Norton LLP | Dallas | Details |
| Mark S. | Norton | Suzanne I. Calvert & Associates | Dallas | Details |
| Mark Steven | Humphreys | | Weatherford | Details |
| Mark William | Moran | Munck Wilson Mandala LLP | Dallas | Details |
| Markeyta | Mitchell | | Dallas | Details |
| Martha | Miller | Liberty Mutual Insurance | Plano | Details |
| Martha R. | Mackey | Russell | Sarasota | Details |
| Martha T. | Williams | Sulzer Rotating Equipment Services | La Porte | Details |
| Martin | Arguello | Arguello Law Firm | Houston | Details |
| Martin | Phipps | Phipps Anderson Deacon LLP | San Antonio | Details |
| Martin L. | Mayo | Martin L. Mayo & Associates P.C. | Houston | Details |
| Martin R. | Sadler | Lugenbuhl Wheaton Peck Rankin & Hubbard | Houston | Details |
| Martin Samuel | Schexnayder | Winget Spadafora & Schwartzberg LLP | Houston | Details |
| Martin Warren | Seidler | Law Offices of Martin Seidler | San Antonio | Details |
| Marty | Rowley | Marty L. Rowley, P.C. | Amarillo | Details |
| Marty L. | Matthews | Law Office of Marty Matthews | Dallas | Details |
| Mary | Nichols | Texas Mutual Insurance Company | Austin | Details |
| Mary | Volk | State Bar of Texas | Austin | Details |
| Mary | Whitehurst | Gallerson & Yates | Irving | Details |
| Mary | Kilany | American Contractors Insurance Group | Richardson | Details |
