Gary Hewitt is an experienced professional in cleanroom construction and project management, currently serving as President of ZGH Enterprises, LLC since January 2016, and as Project Manager/Estimator at AM Cleanroom Build & Performance since June 2016. Prior experience includes various roles at Performance Contracting, Inc. spanning from Project Engineer to Senior Project Manager, with a tenure from June 1992 to June 2015. Gary's earlier career includes positions as Office Engineer at The Koll Company and Field Engineer at Hensel Phelps Construction Co. Gary holds educational qualifications from multiple institutions, including California State University, Chico, and continues to enhance expertise through programs at Austin Community College, the University of Michigan, Arizona State University, and the Design/Build Institute of America.