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

indoor air quality

6 Tips For Better Indoor Air Quality In Your Bay Area Home

We all want the healthiest indoor air possible, whether you live in San Mateo, Hayward, San Jose, or anywhere in the Bay Area. Is poor IAQ an issue in your home? If so, you may have health issues or symptoms that you don't realize are related to the quality of the air inside your home. These … [Read More...]

air conditioners

Variable Speed Air Conditioners – What Homeowners Need To Know

Traditionally, air conditioners had only one speed - all out full blast. In fact, many who live in San Jose, San Francisco, or anywhere in the Bay Area still have only one speed on their A/C systems. How would you like it if your car would only go 60, and you couldn't change the speed? Today, … [Read More...]

bay area hvac contractor

Choosing A Reliable Bay Area HVAC Contractor

This summer we've experienced more than our share of hot summer days. Air conditioners have been working overtime, and if yours has gone on the blink you may not know who to call. Whether you live in San Mateo, Hayward, San Jose, or anywhere in the San Francisco Bay Area, it's important to choose … [Read More...]