Office Leadership:
John Pappas, PE, LEED AP
Principal - Mechanical Engineer
Jon Inman, PE, LEED AP
Principal, Engineering Practice Leader
Located in the city landmark, The Mills Building and Tower, the San Francisco office was opened by William Mazzetti, Sr. in 1962. The headquarters has had several names, an expansion of services, and changes in leadership, adding healthcare to its early largely industrial/manufacturing portfolio.