GES is founded on a commitment to client service. That means working safely, acting with integrity, and embedding quality into everything we do. Our leadership team promotes collaboration, innovation, and agile decision-making, enabling us to react quickly and decisively to your project needs


Anthony Kull, PG
Chief Executive Officer

Ann Downey
Chief Operating Officer

Michael Lemon
Chief Financial Officer

John Zelechoski
Senior Vice President, Human Resources

Chris Mulry, PG
Senior Vice President, Major Projects

John Ennis
Senior Vice President, General Counsel

Robin Raudenbush
Senior Vice President, Oil & Gas

Rich Evans, PE
Senior Vice President, Engineering/Technical Functions

Adolfo (Al) Murphy
Senior Vice President, Innovation and Strategy Officer

Bill Butler
Vice President, Marketing and Business Development

Thomas Baylis, CIH
Vice President, HSSE