Our firm has a vast history of design experience in the areas of roadway, bridge, water distribution and treatment systems, sewage collection and treatment systems, stormwater management, transportation enhancements, hydrology and hydraulics for bridge structures, environmental studies, survey, right-of-way, drainage, utility identification and relocation, NBIS bridge safety inspection and construction management.

  • Water/Wastewater Services

    Gibson-Thomas Engineering Co., Inc. uses the latest technologies, including both conventional and advanced systems to help our municipal and authority clients provide safe, high-quality drinking water and to effectively treat and collect wastewater.

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  • Municipal Services

    We specialize in infrastructure management, transportation and water/sewer engineering services for municipalities. We serve as Engineer for several municipalities, townships, boroughs, and counties within Pennsylvania and are familiar with the needs unique to municipalities.

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  • Structural Engineering & Design Services

    We provide structural engineering, design and analysis services to a diverse market of clients including government, commercial, industrial, residential, and recreational. Our reputation is built on producing innovative, cost-effective and efficient design per our clients' individual needs.

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  • Transportation Services

    With Gibson-Thomas Engineering Co., Inc., you get a multi-disciplined engineering consultant capable of completing complex transportation projects in a cost-efficient and timely manner. With over 100 years of experience, we're capable of working independently or as part of a team.

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  • Construction Services

    Gibson-Thomas Engineering's Construction Services team has the qualifications and experience necessary to meet the ever-increasing demand of the construction and engineering industries. We keep up to date on the latest standards, codes, specifications, techniques, and technologies to deliver high-quality results.

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  • Surveying Services

    We provide a wide variety of survey services for clients; performing commercial and residential developments, buildings, highways, and bridges. Our experience allows us to use state-of-the-art equipment and practical innovation to meet our clients' needs.

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  • Water Resources & Design Services

    A wide array of waterways permitting and design services are available that are targeted at preserving our streams, rivers, and watersheds. Our services help you comply with current regulations while ensuring these water resources can be enjoyed by future generations.

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  • Land Development Services

    Gibson-Thomas Engineering Co., Inc. offers engineering and surveying services with experience in all phases of land development including land planning, surveying, and hydrology/hydraulic engineering services.

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  • Environmental Services

    Our environmental services are provided by a specialized professional staff of Environmental Engineers, Environmental Scientists, and Environmental Specialists. The knowledge and experience of our staff allow us to provide environmental services in virtually every aspect of a project.

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  • Geographic Information Systems (GIS)

    Our geospatial services can assist utilities and organizations in developing GIS for infrastructure assets including water, wastewater, stormwater, and transportation systems. We also provide comprehensive modeling services for drinking water utilities, enabling analysis and management of distribution networks.

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Need Help on Your Next Project?

Our past experience, key staff and commitment to total client satisfaction are the major factors that our clients consider when contracting with Gibson-Thomas Engineering.

Contact Us Today

Gibson-Thomas Engineering Co., Inc. is a multi-discipline consulting engineering firm established in 1916 in Latrobe, Pennsylvania. Our past experience, key staff and commitment to total client satisfaction are the major factors that our clients consider when contracting with Gibson-Thomas Engineering.

Corporate Office
  • Corporate Office
    • 1004 Ligonier Street
      Latrobe, PA 15650
    • P: 724-539-8562
Pennsylvania Offices
  • Clarion Area Regional Office
    • East Brady, PA
    • P: 724-526-2190
  • Harrisburg Area Regional Office
    • Camp Hill, PA
    • P: 717-612-9880
  • Indiana Area Regional Office
    • Indiana, PA
    • P: 724-471-2246
  • Pittsburgh Area Regional Office
    • Wexford, PA
    • P: 724-935-8188
Florida Office
  • Fort Myers Area Regional Office
    • Ft. Myers, FL
    • P: 239-776-2908
Virginia Office
  • Virginia Office
    • Richmond, VA
    • P: 804-672-4221