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 on all jobs before we start. We understand and respect your needs and do all we can to meet your budget.

Contact us today for your free estimate:

San Francisco & Peninsula
East Bay Area
Contra Costa County


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

san jose hvac

San Jose HVAC – What AFUE Is And Why You Should Care

With Fall upon us and Winter just around the corner, you may be considering a new furnace for your San Jose or Bay Area home. While having a new furnace installed is a large investment, it's one your family will enjoy for years to come when the temperatures get chilly outside! Most important is … [Read More...]

heating and cooling

San Mateo Heating And Cooling – Importance Of Attic Insulation

When you think of replacing or upgrading your HVAC system, you probably don't give much thought to attic insulation - but you should. As trusted San Mateo heating and cooling contractors, we know the quality and condition of attic insulation (or even the complete lack thereof) can have a direct … [Read More...]