Peterson Mechanical

Specialties

Central Heating, Air Conditioning and Ventilation, Heat Pumps, Custom Sheet Metal, Exhaust and Makeup Air Systems, Chillers, Boilers, Servicing all of the North Bay

History

Established in 1915.

For close to a century, Peterson Mechanical has been providing Heating and Cooling Systems for Commercial and Residential Customers both here in Sonoma, California, and all across the North Bay.

While times and technology have changed dramatically, our commitment to our clients has not. We believe in good old fashioned values to insure complete customer satisfaction.

Besides ²⁴⁄₇ Service, we also offer Free Installation Estimates.

Please call 707 938‑8481 or email Peterson Mechanical if you have an HVAC need, day or night.

Meet the Business Owner

Les Peterson P.

Business Owner

Peterson Mechanical, a third generation Plumbing, Heating and Air Conditioning Company founded in 1915 in Sonoma by Ed Peterson, was subsequently operated by his nephew, Rich Peterson. Currently, Rich’s son, Les Peterson, heads up the company along with his son, Scott and nephew, Zach.

Peterson Mechanical is active in the North Bay Area, providing new construction, renovation, and mechanical services to the following market segments: Medical Facilities, Bio-​medical, Manufacturing, Electronic, Office Buildings, Schools and Wineries, both performed in a Plan and Specification or Design Build and Design Assist basis.

Among Peterson Mechanical’s active projects are some of the North Coast’s most prominent companies: Agilent Technologies, JDS Uniphase Inc., Medtronic /​AVE, Kaiser Hospitals, Sutter Healthcare, St Joseph Healthcare and Mondavi Winery.

Peterson Mechanical employs the latest Computer Aided 3D Drafting (CAD) and Computer Aided Manufacturing (CAM) Technologies with