Community Involvement

The Peterson Mechanical Inc. team is strongly committed to investing in the communities we serve.

We have a long history of supporting local organizations and projects, including the following:

Boys & Girls Club of Sonoma Valley
Sonoma Community Center
Field of Dreams
Sonoma Valley Little League
Linked Learning Pathways Sonoma Valley High (Engineering, Design, and Technology)
Rotary
Pets Life Line
Sonoma Valley Education Foundation
Vintage Senior Center
Sonoma Valley Babe Ruth
Sonoma Community Health Center
Sonoma Valley High School Graduation Night
Sonoma Valley High School Boosters Club
Valley of the Moon Teen Center
Sonoma Valley Fire Department
Shell-Vista Fire Protection District
Sonoma Mentoring Alliance
Sonoma Valley Hospital

Quality & Safety from Design to Build

Our full-service HVAC company has perfected high-quality mechanical engineering projects under strict safety guidelines in the following sectors:

Proud to Serve Northern California Since 1915

Contra Costa County
Marin County
Napa County
San Francisco County
Solano County
Sonoma County
Alameda County

At Peterson Mechanical Inc., community involvement in Sonoma, Napa, and the surrounding communities plays an important role in our company culture. Peterson Mechanical Inc. is a Sonoma-based mechanical contractor providing a single source for reliable mechanical systems in the San Francisco Bay Area. Specializing in HVAC, plumbing and refrigeration for a wide variety of market sectors including Healthcare, Technology, Education, Office Space, Hospitality, Winery, High Rise and Low Rise Residential.