Engineering Firm Expands Into South Carolina

John P. Wille, P.E., Vice President

John P. Wille, P.E., Vice President

GREENVILLE, SC, August 12, 2021 – GTA Associates, Inc., a regional geotechnical and environmental consulting firm, has expanded into South Carolina, calling Greenville its newest home.


GTA’s Greenville, SC office has been established to better support their existing clients who have projects in the state. GTA serves residential, commercial, industrial, energy, and institutional clients, contractors, architects, and civil engineering firms. As typical of their other locations, the Greenville office provides timely, value-based solutions to problematic conditions and construction challenges through their expertise in geotechnical engineering, environmental consulting, and construction materials testing.

John Wille, Vice President and partner, manages the new office. John joined GTA in 2006 as an Associate responsible for opening and managing their Charlotte, NC location. He was also instrumental in opening the firm’s Raleigh, NC office. In 2016, John was named a Vice President of GTA. As a registered professional engineer in South Carolina, North Carolina, and Tennessee with more than 27 years of experience, John specializes in geotechnical engineering and construction materials testing services. His extensive experience managing geotechnical aspects for residential, commercial, high-rise construction, land development, and transportation projects include shallow foundations, deep foundations, lateral earth pressures and retaining walls, slope stability, geosynthetic reinforced slopes, rigid and flexible pavements, earthwork, ground improvement, and foundation underpinning to name a few. John earned his Bachelor of Science degree in Civil Engineering from UNC – Charlotte, and he is a member of the American Society of Civil Engineers, Urban Land Institute, International Council of Shopping Centers, and NAIOP.

“GTA focuses on creating value for our clients. With our local presence and John’s leadership, we are looking forward to better serving our clients and becoming a bigger part of the community,” said Dave Zmijewski, P.E., President of GTA. “Plus, this new office is supported by the technical expertise and horsepower of our other 19 offices and more than 450 employees.”

GTA Associates, Inc. is an affiliate of Geo-Technology Associates, Inc. (GTA) and provides professional services in North and South Carolina. GTA, founded in 1985, is a professional services firm specializing in geotechnical engineering, hydrogeology, environmental and natural resources consulting, and materials testing engineering. The firm provides cost-efficient and creative solutions in the planning, design, and construction of commercial, residential, industrial, and infrastructure projects. GTA has a total staff of more than 450 within 20 offices located in South Carolina, North Carolina, Florida, Virginia, Tennessee, Maryland, Delaware, New Jersey, Pennsylvania, and Ohio. For additional information, visit www.gtaeng.com.


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