LJA Engineering - Employee Owned
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LJA has full in-house capabilities to provide comprehensive professional engineering services to the public and private sectors. The firm's staff is comprised of civil engineers, traffic and transportation engineers, hydrologists, construction managers, land use planners, designers, technicians and surveyors.

We have included brief resumes of key staff members of LJA and an organization chart which depicts the firm's structure and staff. LJA staff members identified below are committed to providing solutions that work for their community. They are familiar with local rules, regulations, practices, policies, ordinances, guidelines, and criteria which must be met on all local projects.

  • Calvin T. Ladner, PE   President
  • James E. Moehlman, PE, RPLS   Executive Vice President, Houston Land Development
  • Jeff P. Collins, PE, PMP   Executive Vice President, Public Infrastructure
  • John K. Penewitt, CPA   Chief Financial Officer
  • Jerrold L. Graham, Jr., PE   Senior Vice President
  • Gary W. Mensik, PE   Senior Vice President
  • Daniel J. C. Copps, III, PE   Senior Vice President, Highway/Bridge Division Manager
  • John A. Clark, PE   Senior Vice President and Austin Division Manager
  • Robert C. Hickman, PE   Senior Vice President, Director of Midstream Infrastructure
  • David R. Tinney, PE, LEED® AP   Vice President, Land Development
  • William T. Ehler, PE   Vice President, Land Development
  • Wallace E. Trochesset, PE   Vice President, Division Manager
  • Gregory J. Patch, PE   Vice President, Site Division, Land Development
  • Alan McKee, PE   Vice President, Land Development
  • James E. Brown, PE   Vice President, Land Development
  • Howard Caldwell, PE   Vice President, Project Delivery Division
  • Donnie A. Reed, PE   Vice President, Land Development
  • Frank Dillard, PE   Senior Project Manager
  • Danny Miller, PE   Vice President, Austin Land Development
  • Daniel W. Ryan, PE, CFM   Vice President, Austin Land Development
  • James D. Ross, PE   Vice President, Land Development
  • Todd Thurber, PE   Vice President, Director of Transportation
  • Chris Cotter, PE   Vice President, Transportation Manager
  • Michael S. Rusk, PE   Vice President, Land Development
  • Jason M. Kelly, PE   Vice President, Land Development
  • Kenneth Schrock, PE   Vice President, Austin Public Infrastructure
  • Pat Veteto, PE, RPLS   Vice President, Corpus Christi Office
  • John S. Grounds, III, PhD, PE, CFM, D.WRE   Vice President, Director, Water Resources
  • David H. Zuhlke, PE, CFM   Division Manager - Water Resources
  • Dennis W. Seeman, PE   Division Manager - Water/Wastewater - Public Works
  • Gregg B. Haan, PE   Division Manager - Water/Wastewater - Land Development
  • Carolyn S. Gilligan, PE   Senior Consultant
  • Steven L. Johnson, PE   Senior Consultant
  • John S. Perry   Senior Consultant
  • Mike R. Baker, PE   Director of Rail Services
  • George Culver   Director of GIS
  • Jim Wendt, AIA   Director of Planning, Woodlands Group
  • John Phillips, ASLA   Director of Planning
  • Bill Worsham, PE   Director of Coastal Engineering
  • Jeremy Russell, RPLS   Director of Surveying
  • Omar Escobar   Director of Project Development
  • Anthony Francis   Director of Client Services
  • David Harris, PMP   Director of Client Services
  • Steve Phy   Project Director
  • Gloria Howell   Project Director
  • Curtis H. Villarreal, PE   Construction Department Manager
  • Chad A. Johnson, PE, CFM   Senior Project Manager
  • Edmund (Eddie) Rucker, PE   Senior Project Manager
  • Paul Viktorin, PE   Senior Project Manager
  • Brian Young, PE   Senior Project Manager
  • David Rivera, PE   Senior Project Manager
  • Noe Escobar, PE   Senior Project Manager
  • Chris LeBlanc, PE   Senior Project Manager
  • Vincent Salazar, PE   Senior Project Manager
  • Mike Mize, PE   Senior Project Manager
  • J. Randy Bowles, PE   Senior Project Manager
  • Taylor Baumgartner, PE   Senior Project Manager
  • Meleida Sierra, PE   Assistant Water/Wastewater Department Manager
  • Rick Kronenberger   Senior Construction Project Manager
  • William (Donnie) Courville   Business Development Coordinator
  • Amanda Carriage, PE, CFM   Senior Project Manager
  • Dacio Marin III, PE   Structural Department Manager
  • Lewis Gamboa, PE   Senior Project Manager
  • Frank Dillard, PE   Senior Project Manager
  • Brady Baggs, PE   Senior Project Manager, San Antonio
  • Allen D. Sims, PE   Vice President, Senior Project Manager
  • Kim L. Carroll, PE   Vice President, Senior Project Manager
  • Toby J. Davis, PE   Vice President
  • Angela Batiz, PE   Senior Project Manager
  • Bob Bardin, PE, CFM   Houston Land H&H Division Manager
  • Marco Villarreal, PE   Senior Project Manager