Pennoni
Pennoni is a multidisciplinary engineering and design firm based in Philadelphia, Pennsylvania, founded in 1966. With around 1,400 employees and annual revenues of approximately $308 million, the company offers a wide range of engineering services. These include construction and fabrication inspection, laboratory testing, land development planning, and sustainable infrastructure solutions. The firm is dedicated to creating a more resilient and sustainable world by focusing on collaboration and partnership with clients. Pennoni emphasizes a customer-centric approach, aiming to address complex infrastructure and environmental challenges through tailored solutions. As an employee-owned company since 1994, they foster deep client relationships and prioritize long-term partnerships across both public and private sectors. Founded by C.R. “Chuck” Pennoni, the firm has built a strong legacy of leadership and community involvement in the engineering field.
Work at Pennoni in HR or recruiting? Claim this page
Headcount trend
Pennoni went from 937 employees in Jul 2023 to 932 in Jun 2025. Jan to Jun 2025: 46 people joined, 29 left.
Headcount data through Jun 2025
Org structure
Headcount by department
Hiring now
See all jobsSalaries at Pennoni
All salaries1 salary profiles in the US
H-1B sponsorship
The department split adds up all the years listed above. FY2026 alone: 4 filings.
Peer reviews
Worked with someone at Pennoni?
Anonymous peer reviews on OffTheRecord
Similar companies
Pennoni FAQ
How many employees does Pennoni have?
Pennoni has about 932 employees, up 0.9% over the 3 months to Jun 2025.
Does Pennoni sponsor H1B visas?
Yes. Pennoni filed 4 H1B (LCA) applications in FY2026, according to the latest U.S. Department of Labor disclosures. Most of them were for Engineering roles.
What is Pennoni's revenue per employee?
Pennoni makes about $156K in revenue per employee, based on $145.4M annual revenue and 932 employees.
How much does Pennoni pay?
6figr has 1 salary profile for Pennoni in the US, with pay broken down by role, level, gender and ethnicity on the Pennoni salaries page. See Pennoni salaries
Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.