Peterson Mechanical - Contact
Bay Area Plumbing & Mechanical Contractor- Since 1915

With a century of experience, Peterson has what it takes to provide complete customer satisfaction


Contact Peterson Mechanical

Although we have grown significantly in size, capabilities, and experience over the last 100 years, we still maintain our original core values of integrity, honesty and service that we gained as a family-owned Sonoma Valley mechanical contractor to now serve the greater Bay Area.

Please contact one of our experts to receive a competitive estimate or inquire about our small or large-project design, plan or build capabilities.

Please contact our friendly Peterson Service qualified experts for your HVAC service needs.

Contact Us

Peterson Mechanical
21819 8th Street East
Sonoma, CA 95476
(707) 938-8481
Fax: (707) 938-1437

Mail Us

PO Box 450
Sonoma, CA 95476

Email Us

 estimating@petersonmechanical.com
 engineering@petersonmechanical.com
petersonservice@petersonmechanical.com

Contact us to learn about our top-rated mechanical contracting services or to discuss upcoming plumbing, refrigeration or design/build project in the San Francisco Bay Area. Peterson Mechanical is a Sonoma-based mechanical contractor providing a single source for reliable mechanical systems. We specialize 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.