Day & Zimmermann
Day & Zimmermann Headquarters Location
Philadelphia, PA
Day & Zimmermann Photos
About Day & Zimmermann
Day & Zimmermann is a century-old, family-owned company specializing in construction & engineering, operations & maintenance, staffing, security and defense for leading corporations and governments around the world.
Number of Employees in Day & Zimmermann
5,001 to 10,000
Day & Zimmermann Revenue
$100M to $500M (USD)
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