Org chart
Ben Gries
President
Ben Gries
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Larry Hall
Director of Business Development
Thomas C. Yellina
Director of Electrical Engineering
Jill Best
Director of Operations
J.R. Greulich
Director of Finance
John Thomas
Director of Construction Administration
Sean Holley
Staff Mechanical Engineer
Jason Thomas Greer
Senior Mechanical Designer
Gary Holloway
Senior Plumbing Designer
Deana Crawford
Senior Plumbing & Fire Protection Designer
John Keppel
Senior Plumbing & Fire Protection Designer
David O'Connell
Commissioning Agent
Kevin Brown
Office Administrator
