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Harold L. Yoh III
Chair & CEO
Harold L. Yoh III
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Sankara Viswanathan
SVP & CIO
Daniel Ross
SVP, HR & CHRO
Lisa Ann Cooney
SVP, Chief Legal Officer & Corporate Secretary
Mike Yoh
President, Munitions & Government
John McCormick
President, D&Z Maintenance & Construction
Emmett McGrath
President, Yoh
Doug Magee
President, Government Services
Kathleen King
VP, Corporate Development
Ron Kaer
Vice President Quality & Technical Support
Jeff Switters
Vice President, Finance Shared Services
Thomas Bayer
Vice President Environment Health Safety
