Upgrade Home Services

"Since 2002, Upgrade Home Services has proudly served as the most trusted HVAC company in Milpitas, Fremont, Santa Clara, and the surrounding areas. As a family owned and operated company, we understand the importance of a comfortable, safe, and energy-efficient home. That’s why we always go above and beyond to deliver high-quality heating, air conditioning, and indoor air quality services. Whether you need a routine maintenance service, an emergency system replacement, or a complex new installation, they’ve got you covered. We are a proud Carrier partner, which means we have access to top-performing equipment designed to maximize your comfort and savings.