Mazzetti is a full service Engineering and Commissioning Firm with offices in San Francisco, Irvine, and Sacramento, CA, Portland and Eugene, OR, Seattle and Lynwood, WA, Denver, Arlington, Atlanta, Nashville, St. Louis and India along with Commissioning personel strategically located throughout the country to service our clients. We specialize in Healthcare and Laboratory Commissioning with projects ranging in size from $250,000 to over $1 Billion. We provide both Cx and RCx services for some of the largest healthcare institutions throughout the country including Ascension Health, Kaiser Permanente, HCA, UPMC, UCSF and UCSD