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When you’ve been around for more than a century, you know a thing or two! At Day & Zimmermann, we take our lifetime of experience and make things better! Our 41,000+ employees help bring big ideas to life every day. We’re pushing the boundaries of innovation in construction & engineering, operations & maintenance, staffing, and security & defense. And that’s not all. Did we mention that we have 150+ worldwide locations with $2.7 billion USD in annual revenue? Come join our on purpose – We put people to work, we protect American freedoms, and we help our customers power and improve the world. We do what we say.®

View Top Employees from Day & Zimmermann
Revenue $2.4 billion
Employees 3,653 (3,405 on RocketReach)
Founded 1901
Address 1500 Spring Garden Street, Philadelphia, Pennsylvania 19130, US
Phone (215) 299-8000
JavaScript, HTML, Twitter +185 more (view full list)
Category Construction, Human Resources & Staffing, Communities, Business Services, Community and Lifestyle, Information Technology
Web Rank 469992
Web Visits 64760
Keywords day & zimmermann, day and zimmermann jobs, day and zimmermann,, day and zimmerman packages
Competitors BHI Energy, IAP Worldwide Services, KBR-AMCDE, Michael Baker International, Parsons Corporation
SIC 16, 162
NAICS 2379, 56, 237990, 23, 237, 561, 23799

Day & Zimmermann Questions

The Day & Zimmermann annual revenue was $2.4 billion in 2023.

Matt Rivera is the Senior Vice President, Marketing and Communications of Day & Zimmermann.

3,405 people are employed at Day & Zimmermann.

Day & Zimmermann is based in Philadelphia, Pennsylvania.

The NAICS codes for Day & Zimmermann are [2379, 56, 237990, 23, 237, 561, 23799].

The SIC codes for Day & Zimmermann are [16, 162].

Top Day & Zimmermann Employees

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