Meet Our Team

R. Doug Stingelin

Director of Mechanical Engineering

John McGann, P.E.

Director of Civil Engineering

Theodore Moeller, P.E.

Director of Electrical Engineering

William “Bill” Koller, P.E.

Department Manager Mechanical Engineering

Henry Johnstone, P.E.


Donna Mertes, P.E.

Department Manager Civil Engineering

Bob Alcala, P.E.

Department Manager Electrical Engineering

Cloriza Lomeli

Business Development

Robert Lamb

Chief Operations Officer

Russel Combs

Healthcare/Wellness Studio Lead

Carlus Kilgore, AIA

Department Manager Architecture

Brian Hagedon, AIA

Director of Architecture
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