Driving innovation through collaboration & diversification

Meet Our Dynamic Team

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Rodney Ranzenberger, AIA, LEED AP
Lead | Architecture
Ryan Hagerty, PE, SE
Associate | Bridge
Ryan McLaughlin
Business Development
Sam Tapko, PE
Associate | Roadway
Scott Grier
Corporate Attorney
  • GBA Companies Corporate Services
Sean Baxter, PE
Senior Engineer | Bridge
Steve Sherrill, PE
Texas Group Lead
Steve Spiegel
Director | Process Engineering
Terri Quintana
Senior Lead
Terry Freeman
Manager | LiDAR Operations
Terry Tevis, AIA
Project Lead | Architecture
Todd Trotter
Senior Associate | Environmental
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GBA is a place where passionate, ambitious people come to learn & grow.
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We will bring the complete team to meet your needs and move your project forward. Contact GBA today.
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