Ortiz Heating and Air Conditioning is one of northern California’s select contractors who participates and is recognized for their expertise in products and installation of Carrier products as a temperature tough control dealer. We offer special factory promotions as part of our bid to customers.


At Ortiz Heating & Air Conditioning we offer a FREE estimate for replacement or addition of HAC equipment before we start. There is a charge for a service call. We understand and respect your needs and do all we can to meet your budget.

Contact us today:

San Francisco & Peninsula
East Bay Area
Contra Costa County
*Free Estimates are on replacement or additional HAC Equipment. There is a charge for a service call to your home or business.


Ortiz Heating and Air Conditioning is proud to have received the prestigious Diamond certified award from American Rating corporation for our commitment to excellent customer service and high standard in quality.

Founded in 1999, our certified technicians take great pride in serving the entire San Francisco Bay Area and San Joaquin Valley with top quality heating installation and repair, air conditioning installation and repair, as well as duct cleaning services.


We have professional technicians ready to assist you all over the Bay Area from San Francisco to San Jose including the entire East Bay. We would love to earn your business for heating and air conditioning repair or replacement if you live in San Jose, Mountain View, San Carlos, San Mateo, Burlingame, Daily City, Oakland and all other surrounding Bay Area cities.

Latest Blog Posts


Musty Smell In Your Home When Turning The Furnace On?

It isn't unusual to notice a musty smell when turning your furnace on for the first time in the winter season - but that doesn't make it pleasant! Whether you live in San Mateo, Hayward, or anywhere in the East Bay Area, it's likely your heating systems go unused for months. What happens during … [Read More...]

bay area hvac contractors

Why Choose Bay Area HVAC Contractors That Are Diamond Certified?

Most residents don't really know all of the facts about Bay Area HVAC contractors - all they know is that when they have heating or cooling problems or need a new system installed, they want a professional. Why should you choose a company who's Diamond Certified and ranked highly in terms of … [Read More...]

heating and cooling

Why Choose Carrier For Heating And Cooling Your Bay Area Home?

Whether you live in Hayward, San Jose, San Mateo, or anywhere in Contra Costa County or the Bay Area, it's important to choose the right HVAC system for efficiently heating and cooling your home. All systems are not created equal, and with countless options available, it's hard to know which home … [Read More...]