Longevity Meets Flexibility
With nearly 60 years of expertise, Pennoni delivers innovative solutions by approaching engineering challenges from a wider angle than most and fostering collaboration to address current challenges and future demands.
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Pennoni Names Three Regional Vice Presidents to Support Continued Growth
Leadership Appointments Strengthen Client Service and Regional Operations Across Key Markets PHILADELPHIA—Pennoni, a multidisciplinary, 1...
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Pennoni Expands New York Metro Civil Practice with Strategic Hire Ken DeGennaro, PE
Industry Veteran to Lead Civil Engineering Growth Across New York and Southern Connecticut PHILADELPHIA—Pennoni, a multidisciplinary, 100...
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Pennoni Announces Creation of Chief Growth Officer Role During Milestone Year
Mark T. Celoni Appointed to Newly Established Leadership Position PHILADELPHIA—Pennoni, a multidisciplinary, 100% employee-owned engineer...
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Pennoni Announces COO Succession During Milestone Year
Brian Diehl Promoted to COO PHILADELPHIA—Pennoni, an employee-owned multidisciplinary engineering firm headquartered in Philadelphia, ann...
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Announces Regional Leadership Appointments to Strengthen Construction Services Operations
Regional realignment positions construction services division for long-term success PHILADELPHIA—Pennoni, a multidisciplinary engineering...
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Pennoni Announces Leadership Transition as Andrew Pennoni Named President and CEO
Leadership transition reinforces Pennoni’s commitment to continuity, growth and legacy PHILADELPHIA—Pennoni, a multidisciplinary, 100% ...
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Pennoni Announces Transition in Chief Financial Officer Role
Stacey McPeak Steps Down After 34 Years of Service; Kevin Sabol Promoted to CFO PHILADELPHIA—Pennoni, a multidisciplinary engineering fir...
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Happy Holidays 2025
A message from President & CEO Dave DeLizza Hello everyone! As we close out 2025, I want to extend my heartfelt thanks to all of you. This...
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Pennoni’s East Hanover Lab Achieves AASHTO Accreditation, Strengthening Quality and Confidence in Materials Testing
Pennoni is proud to announce that our East Hanover, NJ laboratory has achieved AASHTO Accreditation for both its quality management system and concret...
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New Officers Named at Pennoni
Philadelphia-based company shares 2025 officer promotions firm-wide PHILADELPHIA – Pennoni, a multidisciplinary engineering firm headquartered in P...
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Local Partners, National Expertise
With 40+ offices, we live, visit, and work in the communities we serve, so we build partnerships to bring the best solutions for the community; not just the best solution.
Evolving
Capabilities
We continually employ innovation to accomplish more for our clients, using the latest technologies to complement our traditional engineering services.
Pride in Making an Impact
At Pennoni, we start every project by asking "How will this benefit the community?" Because we are a 100% employee-owned firm, our 1,400+ colleagues put our passion, talent, and value into every project, every day.