50+ Years of Combined Experience in Residential, Commercial & Refrigeration HVAC Services

Heating, Cooling & Air Quality Services You Can Rely On

Owner-Operated HVAC Experts Delivering Custom Comfort Solutions Across the South Bay Since 2009

(408) 507-5501

Heating, Cooling & Air Quality

From routine maintenance to complex system installations, our licensed specialists handle every project with honesty, quality workmanship, and precision care.

A utility room featuring a water heater and an HVAC unit with silver ductwork, both mounted on a raised concrete platform.

Professional mini-split and heat pump installation delivering energy-efficient heating and cooling for homes and businesses across San Jose and the Bay Area.

An HVAC air handler with its panel removed, revealing internal components, installed in a wooden attic rafters space.

Professional HVAC repair and diagnostic services that quickly identify system issues and restore reliable heating and cooling performance.

A smart home control panel mounted on a wall next to a doorway, overlooking a blurred, luxury living room interior.

Advanced smart home and climate control solutions that improve comfort, energy efficiency, and remote access to heating and cooling systems.

A view inside an industrial air conditioning unit, showing a large, slanted metal coil assembly and a fan motor.

Reliable commercial air conditioning services designed to improve cooling performance, energy efficiency, and comfort for Bay Area businesses.

What Our Customers Say About Us

At NorCal Comfort Pros LLC, we pride ourselves on delivering exceptional service. But don’t just take our word for it—here’s what our satisfied customers have to say about their experiences with us.

About Us

Founded by Denny Ketz, NorCal Comfort Pros brings decades of hands-on experience in Heating, Cooling & Air Quality. Since 2000, the focus has been on expert craftsmanship, energy-efficient solutions, and personalized comfort for every home and business.

Reliable Heating, Cooling & Air Quality

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Licensed & Insured

Professional expertise you can trust, backed by a fully licensed team (#930533) dedicated to safety and local compliance.

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Honest & Upfront Pricing

Straightforward estimates with zero hidden fees. We believe in providing clarity and value from the very first diagnostic.

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Certified Specialists

As experts in Bryant systems and Nest technology, we bring the industry's best high-efficiency solutions to your doorstep.

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Locally Rooted & Family Owned

Proudly serving San Jose and the South Bay with the personal touch and reliability of a neighbor-focused business.

What Our Customers Are Saying

At Nashville Electric Pros, we pride ourselves on delivering exceptional service. But don’t just take our word for it—here’s what our satisfied customers have to say about their experiences with us.

HVAC Services Across San Jose and Surrounding Areas

San Jose

Willow Glen

Campbell

Los Gatos

Almaden Valley

Milpitas
Pleasanton

Santa Clara

Cupertino

Sunnyvale

Mountain View

Morgan Hill

Gilroy
Fremont

Trusted Partners in High-Performance Comfort

Our work with industry-leading brands and smart home technology proves our commitment to quality you can rely on.