| Brian K. Lindsey | Brannan Paving Co., Ltd | Vice President |
| James Lively | Asphalt Plus | (not set) |
| Shelley Locker | Polyco | Director of Operations |
| Sean Lough | HeadLight | Strategic Account Executive |
| Kevin Luidhardt | Terracon Consultants, Inc | Department Manager |
| Brian Majeska | SuperSealing USA | Principal |
| Josh Majors | City of Arlington | Public Works Inspections Supervisor |
| Christian Maldonado | City of Austin | Street & Bridge Ops Tech Trainee |
| David Marek | CP&Y, Inc | Vice President |
| Jose Marquez | City of Pearsall | Laborer |
| Larry Martin | East Texas Asphalt Co., Ltd. | Sales Manager |
| Jay Martin | Knife River | (not set) |
| Timothy Martin | 2TM Consulting Engineers | President |
| STEVEN MARTIN | City of Waco | PROFFESSIONAL ENGINEER |
| Stephen Martinez | Austin Bridge & Road, LP | Estimator / Sales |
| Ricky Martinez | Hunter Industries | Asst. Asphalt Manager |
| Charles Martinez | Keeley construction | General superintendent |
| MATT MASSEY | City of Waxahachie | Streets Superintendent |
| David Matney | 6S Engineering, Inc. | Sr. Engineer |
| Wesley Mcbride | City Of Denton | Senior Inspector, Public Works Inspection |
| Steve McConathy | Austin Asphalt, Inc. | Business Manager |
| James McDonnell | Kirby-Smith Machinery, Inc. | Governmental Territory Manager |
| Emory McDougald | CP&Y | EIT |
| Seth McGinnis | P Squared Emulsions | (not set) |
| Scott McGuire | Fort Bend County Road and Bridge | Master Equipment Operator |
| Bobby McLeod | Knife River | Sales |
| Cheryl McNiel | Transline Industries | Marketing Manager |
| Sherman McPhaul | City of Waco Public Works Department | PW Operations Crew Leader |
| Jeffrey McSpedden | Town of hickory creek | Director of public works |
| DJ Meek | Austin Bridge & Road, LP | QC Manager |
| James Mercado | Tarrant County Precinct 3 Maintenance | Equipment Operator V |
| Mark Meuth | Bastrop County | Commissioner |
| Darren Mikeska | Fort Bend County Road and Bridge | North Zone Superintendent |
| Hiro Miyachi | Sakai America | (not set) |
| Dan Mofor, P.E. | Terracon | Senior Materials Engineer |
| Ricky Moore | Jacobs Engineering | CEI Business Leader |
| Terry Morris | Lhoist North America | Sales Manager |
| David Morton | Texas Bit, A CRH Company | Technical Services Manager |
| Neal Munn | Innovative Roadway Solutions | Project Manager / Technical Marketing |
| Jen Myers | Blacklidge Emulsions, Inc. | Sales Operations Manager |
| Jose Navarro | City of Pearsall | Street Supervisor |
| David Newcomb | Texas A&M Transportation Institute | Senior Research Engineer -- Pavement & Materials Division |
| James Newman | DIJ Construction | V. P. |
| Gary Nicholls | Westward Environmental Inc. | Sr. VP Operations |
| Sam Nichols | Polyco | (not set) |
| Tom Nichols | Polyco | (not set) |
| Justin Nipp | Raba Kistner Infrastructure | Project Manager |
| MONTY NIVENS | WISE COUNTY | FOREMAN, PCT 2 |
| Michael Norton | City of Colleyville | (not set) |
| Roland Nunez | Hunter Industries | Asphalt Manager |