Patrick Guan


Manager San Francisco Bay Area

Patrick Guan is Terra-Petra’s Regional Manager/Business Developer for the San Francisco Bay Area. In this role, Patrick is charged with developing the market for Terra-Petra’s Environmental Engineering and Waterproofing Divisions.

Patrick brings with him 17 years of sales, marketing, strategic planning, operational management, and superior customer service experience.  Patrick is a driven business professional that has worked in a variety of industries – including multiple world class Fortune 500 companies before joining Terra-Petra in his current position.  He has helped generated countless millions of dollars in revenues for the companies that he has worked for. Through solid leadership and exceptional customer service; combined with aggressive sales and marketing know-how he is poised to help Terra-Petra achieve and sustain profitable growth, and ensure the future success of the company in this highly competitive and ever changing business environment.

Patrick holds a bachelor’s degree in Psychology From CSUN.  He is also a Deputy Methane Barrier Inspector’s (DMBI) license with the Los Angeles Department of Building and Safety (LADBS). Patrick also has vast amount of knowledge relating to vapor barrier systems and waterproofing technologies. He is also currently pursuing his Registered Waterproofing Consultant (RWC) certification from RCI, Inc.