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Kenneth D. Anderson Chairman 312.951.8500
J. Richard Shoemaker President 308.697.3333
Howard Kauk Chief Operations Officer 308.991.0708
Ralph Armendariz, P.E. Chief Technology Officer 308.697.3333
Christopher J. Jensen Director of Business Development 312.602.5488
Sheila Hillius Director Contract Administration 308.697.3333
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