Our Leadership

Meet the people guiding our vision and shaping the future of our firm. Our leadership team brings decades of experience, strategic insight, and a shared commitment to delivering impactful solutions for our clients and communities.

  • A middle-aged man with a bald head and a beard, smiling, dressed in a suit with a striped tie and a pink pocket square, standing in a hallway with lockers.

    Edward Benes, PE

    Chief Executive Officer

  • A middle-aged man in a checkered blazer and yellow tie smiling at the camera in an office setting.

    Steve Gilbreath, PE

    President

  • Portrait of a middle-aged man in a suit and tie, smiling, in an office setting.

    Tom Ellis, PE

    Vice President, Transportation Business Group Director

  • Portrait of an older man with white hair, a beard, glasses, wearing a black suit, white shirt, and red patterned tie, standing in a corridor with blurred lights and windows in the background.

    Warren Green, PE

    Vice President, Chief Engineer

  • A smiling man in a brown checkered blazer, light blue shirt, and red tie standing in a well-lit hallway.

    JP Grom, AIA, LEED AP, PMP, CCM

    Vice President, Program Management Business Group Director

  • A middle-aged man with dark hair, a mustache, wearing a dark suit, white shirt, and maroon tie posed in an office setting.

    Samir Matta, PE

    Vice President, Municipal Business Group Director

  • A middle-aged man with short gray hair, glasses, and a beard, wearing a navy blue suit, white shirt, and gray tie, smiling confidently in a modern office environment.

    Matt Manges, PE, CFM, ENV SP

    Vice President, Stormwater Business Group Director

  • A man in a gray suit, white shirt, and maroon striped tie smiling in an indoor hallway with framed pictures or artwork on the wall.

    Justin Reeves, PE, LEED AP

    Vice President, North Texas Infrastructure Business Group Director

  • A woman with long brown hair, wearing a green top and a navy blazer, smiling in an indoor office setting.

    Mackrena Ramos, PE

    Vice President, Water Conveyance Business Group Director

  • A middle-aged man with gray hair smiling in a professional suit and tie, standing in front of a modern glass building.

    Jeff Thomas, PE, CEM, CEA, CHC

    Vice President, Facilities Business Group Director

  • A middle-aged man with a smile, wearing a dark blazer over a white shirt, in an office setting.

    James Brader

    Senior Vice President, Chief Financial Officer

  • Kerry Gregg

    Kerry Gregg

    Vice President, Director of Marketing

  • A man wearing a gray suit and light blue shirt, smiling, indoors with blurred background.

    Steven Held, MBA

    Vice President, Chief Information Officer

  • A woman with shoulder-length blonde hair, wearing a black blazer with subtle dots, standing in a brightly lit corridor with yellow and blue walls.

    Samantha Holy, SPHR

    Vice President, Chief Human Resources Officer

  • Wayne Swafford

    Wayne Swafford, PE

    Chief Development Officer

  • A professional man with dark hair, glasses, and a beard, wearing a black suit, white shirt, and patterned tie, smiling in an office setting.

    Rick Wilson

    Vice President, General Counsel