Using experience and innovation to drive success with challenging projects.

As West Virginia’s largest woman-owned engineering firm, we are at the forefront of engineering and design thinking, creating new and innovative solutions.

Innovative, Progressive Thinkers

With more than three decades of experience on complex engineering projects, including sustainable design and development, transportation, energy and more, TERRADON is not only West Virginia’s largest woman-owned engineering firm, but a leader in creating value for the greater community.


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Get To Know Us

Your premiere engineering partner


Using a data driven approach to create network links that move traffic efficiently and safely from one place to the next.

Testing & Inspection

Ensuring the integrity of materials and workmanship, documenting compliance with design specifications and regulatory requirements.

Survey & Mapping

Accurate measurements of potential sites ensures that any decisions made for a project are well-informed.

Land Development

Working with you to transform blank slates into projects that combine form and function to meet your vision.


Focusing on the ground beneath to collect data and provide recommendations for the foundation of successful projects.


Tackling challenges by providing solutions to keep your project on schedule, on budget, and within federal and local regulations.