Moving Forward Together®

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



Millersville Borough & Lancaster Township, Lancaster County, PA

Wyomissing Borough, Berks County, PA

We are currently seeking professionals in
various disciplines and locations.


TPDers Recognized by the American Society of Civil Engineers (ASCE)

In observance of Engineers Week, the American Society of Civil Engineers (ASCE) recognizes 10 inspiring young professionals and 10 promising...
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Closing the Loop on 2022!

As we come upon a year full of new beginnings, we would like to take some time to reflect on...
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TPD’s 2022 “12 Ways of Giving” Program!

As the 2022 holiday season comes to an end, so does TPD’s annual holiday giving program, which was created to...
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Empowering the Next Generation of STEM Learners

Written by: Elyse Conti This article was originally featured in the December 2022 issue of TPD’s internal newsletter. It was...
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Transportation and Equity

In Memory of Barb Mee, a Friend & Colleague of TPD's Written by: Kristy Carter, AICP This article was originally...
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TPD Earns National Accolades

Based off of performance, growth, practices and our staff members' valued opinions, TPD has once again been ranked on several...
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On the Road with ASHE: Rob Prophet, PE

Published by On the Road with ASHE, May 13, 2022 Interview with Robert Prophet, PE, Vice President of Highway Services...
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TPDers Recognized for Regional TDM Efforts

Paige Glassman and Shelby Lynch, Transportation Planning Specialists at TPD, were named to the list of Top Transportation Demand Management...
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Christian Antisell Recognized for his Outstanding Community Outreach and Service

Christian Antisell, EIT, ENV SP, a Highway Design Specialist at TPD, was recognized on Thursday, May 5th by the American...
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TPD is Pleased to Welcome Douglas Badali, PE – Senior Project Manager

We welcome Douglas Badali, PE to the TPD team. Doug will be working out of TPD’s Harrisburg, PA office, collaborating with...
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