HVAC Installation and Repair for Sonoma, Marin & Napa

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Locally owned and operated since 1915, Peterson Mechanical has earned a solid reputation as the go-to company for residential and commercial HVAC service in the Sonoma, Napa, and Marin counties. Whether you are in need of a new system design and installation, emergency repairs, or a full-service preventive maintenance program, you can rely on the Peterson team to provide the right solutions when you need them most.

Residential Heating & Air Conditioning

As the home heating and air conditioning experts in the North Bay Area, Peterson is here to help you keep your residence cozy in winter, cool in summer, and comfortable all the days in-between.

Commercial HVAC Service

Our commercial HVAC installation and repair services can help you create a comfortable environment for customers and employees while ensuring optimal performance and energy efficiency.

Serving the North Bay

Peterson Mechanical provides dependable HVAC service in Sonoma, Napa, St. Helena, Calistoga, Healdsburg, Windsor, Santa Rosa, Rohnert Park, Petaluma, Novato, Sausalito, Tiburon, San Rafael, Mill Valley, Belvedere, Larkspur, Corte Madera, Greenbrae, San Anselmo, Kentfield, Ross, and everywhere in between.

Free Estimate

Available 24 hours a day, 7 days a week, 365 days a year, Peterson Mechanical is ready to handle any situation. Contact us today to schedule an appointment with a knowledgeable HVAC service technician.