HVAC Contractor since 1915 - Peterson Mechanical
Bay Area Plumbing & Mechanical Contractor Since 1915

Peterson Mechanical's 100+ Year Anniversary Logo

Our HVAC experts deliver quality, efficiency, and performance you can count on.

construction planning

Bay Area Commercial HVAC Contractor

Whether the purpose of your facility is to entertain, innovate, manufacture, heal, or educate, having reliable climate control is vital to maintaining a comfortable, healthy environment. As an experienced commercial HVAC contractor serving the greater Bay Area, Peterson Mechanical designs and installs a complete range of heating and cooling systems:

  • Packaged rooftop units
  • Heat pumps
  • Boilers
  • VAV systems
  • Chilled water
  • Hydronic heat
  • Exhaust and ventilation systems


Besides key factors like performance and ease of use, Peterson Mechanical stresses energy efficiency when designing and installing Santa Rosa HVAC systems. Our expertise with LEED® certified projects enables us to design systems that maintain a tight spec without compromising environmental performance.


If you are looking for an established commercial HVAC contractor, contact Peterson Mechanical today. We are ready to take responsibility for any phase of the project, from pre-construction through commissioning.

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