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The Day & Zimmermann Group Inc
Corporation Parent
From maintaining nuclear power plants to designing government embassies, Day & Zimmerman (D&Z) serves numerous government agencies and large corporations. The privately held company employees roughly 46,000 people and performs engineering, construction, and plant maintenance, and provides services for staffing, munitions manufacturing and demilitarization, and defense. It maintains about 60% of the nuclear power plants in the US. While many ...
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of its corporate functions and decision-making are centered in the US, D&amp;Z operates on a global scale.<![CDATA[ ]]>
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Harold L Yoh III   See more contacts
Architectural, Engineering, and Related Services Office Administrative Services Investigation and Security Services Other Fabricated Metal Product Manufacturing Consulting engineer
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Construction and civil engineering Architectural engineering Construction management Industrial management Security guard service Security systems services Protective devices, security Ordnance and accessories, nec
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1500 Spring Garden St Philadelphia, PA, 19130-4067 United States See other locations
(215) 299-8000

$1.91 billion
1901 2000

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  • Harold L Yoh III
    Chief Executive Officer and Chairman of the Board
    Chief Financial Officer
    Senior Vice President
    Senior Vice President
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Sales in USD
Annual Sales
$1.91 billion USD
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