Commitment to Our Mission

Founded in 1989, TPD is an ENR 500 Top Design Firm, delivering projects throughout the eastern United States.

We exist to improve the quality of life for the public, and are dedicated to Moving Forward Together® with clients and community partners; we continue to realize this mission and our goals by providing tailored, sustainable project solutions, leveraging our diverse backgrounds and experiences.

Transportation Planning and Permitting

 

Traffic Signal & ITS Systems Design

 

Highway Design

 

Construction Management & Inspection

 

Municipal Engineering

 

Bridge Design & Inspection

 

Multimodal, Complete Streets & Mobility Services

 

Environmental Services & Permitting

 

Expert Witness Support for Crash Investigations

 

FEATURED PROJECTS

Bethel Township, Lebanon County, PA

Tredyffrin Township, Chester County, PA

East Whiteland & Charlestown Townships, Chester County, PA

We are currently seeking professionals in
various disciplines and locations.

Recent News