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Holly Lehmkuhl, PE, LEED AP, ENV SP
Principal | Bridge

Holly is GBA’s bridge group leader, providing oversight and management of bridge design, preservation, and inspection services. As Principal within GBA Transportation, Holly is responsible for group market strategy, business development, financial oversight, talent management and project delivery.

Holly’s structural experience includes design of bridges, reinforced box culverts, retaining walls, and inlets from conceptual through final design. She has designed a variety of bridge types of varying scale for municipalities and state DOTs. Holly has also been the project manager for urban and rural bridge replacement projects including stream crossings, grade separations, interchanges, and railroad overpasses.

Professional Highlights

  • Worked at GBA since 2005
  • PE: IA, KS, MO, TX
  • LEED Accredited Professional
  • Envision Sustainability Professional
  • 2019 Civil Engineer of the Year (ASCE KC Section)


  • Bachelor of Science in Civil Engineering from South Dakota State University
  • Master of Science in Civil Engineering from Iowa State University
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