
Dave Callis
Chief Executive Officer
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Don Adair
Chief Revenue Officer and Executive Vice President
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Ray Haj
Chief Operations Officer and Executive Vice President
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Tim Kretzschmar
Chief Operations Officer and Executive Vice President
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Brad Peterson
Chief Financial Officer and Executive Vice President
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Lauren Nunnally
Chief Administrative Officer and Executive Vice President
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SheriAnn Murphy
General Counsel and Senior Vice President
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Brenda Reimche
Chief Human Resources Officer and Vice President
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Greg Tate
Corporate Safety Director and Vice President
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