National Constitution Center

National Constitution Center

National Constitution Center

The National Constitution Center is the first and only institution in America established by Congress to “disseminate information about the United States Constitution on a non-partisan basis in order to increase the awareness and understanding of the Constitution among the American people.” The Constitution Center hosts interactive exhibits and constitutional conversations and inspires active citizenship by celebrating the American constitutional tradition.

Pennoni was retained to provide quality assurance inspection and testing services which included the field and laboratory testing of soils, field and laboratory testing of cast-in-place concrete, verification of reinforcing steel placement, testing and inspection during structural steel erection, field and laboratory testing of spray applied fire proofing, floor flatness and levelness testing, structural steel fabrication inspection and testing, and monitoring of the roofing installation.


Leisure & Entertainment

Construction Engineering

Construction Materials Engineering & Testing

Transforming communities for more than 55 years

Throughout five decades, our commitment to elevating the impact of our outcomes through personalized service has been steadfast. We have the flexibility to be innovative in our approach with the integrity to get things right.

We approach the start of every project as the beginning of a collaboration because we understand the value of partnership. As a multidisciplinary firm, Pennoni has the ability to approach engineering challenges from a wider spectrum of angles than most. From land development to energy management, our expertise runs deep and our passion for problem-solving runs even deeper.

Evolving Capabilities

Ever-expanding with growing businesses

55+ Years Experience

meets flexibility

40+ offices

40+ Offices

Local Partners, National Possibilities

1,300+ people

1,400+ People