Dennis’s Heating & Cooling is a fully licensed (C-20 License #1137367), bonded, and family-owned company providing reliable heating and cooling services throughout San Francisco and surrounding areas.

With years of experience, our goal is to deliver honest, high-quality HVAC solutions — from AC repair and furnace replacement to heat pump conversions and indoor air quality improvements.

We take pride in our craftsmanship, safety, and customer satisfaction — always treating every home as if it were our own.