John Sternitzke, P.E.
Founder, Engineer
STERNCO’s founder and firm P.E. is a registered mechanical engineer in Arizona and California, a fire protection engineer in Arizona and also holds the QCxP accreditation from the UW Madison and the CxA certification from AAC/AAAB.
John wears many hats at Sternco, but primarily is involved in the design of mechanical, plumbing, fire sprinkler, and related systems and is the firm’s Commissioning Authority (CxA).
Matthew Larson
Mechanical P.E. | QCxP | LEED AP
Sara Larson
Architect | QCxP | LEED AP
Carlos Lopez
Mechanical E.I.T., QCxP
Mario Pitotti
Mechanical and Piping Design
Robert Ramos
Fire Protection Design
Kathleen Dolan
Architectural Tech
Tim Locklear
Electrical Design
Jeff Williams
Mechanical E.I.T.
David Watson
Electrical P.E.
Susan Sternitzke
CFO