O. K. Heating & Air Conditioning

O. K. Heating & Air Conditioning Company in Livermore, CA is dedicated to providing our customers with quality HVAC services and systems. We provide reliable services for residential and commercial properties, including the installation of heat pumps, wall heaters, boilers and gas furnaces as well as air conditioning units. We also provide custom sheet metal fabrication. This includes fabricating decorative fireplace wind diverters. You can call on our professionals to install gutters, downspouts and roof flashing.

Company Overview

Established in 1976, we are an established and respected business with 38 years of experience in HVAC installation and service in the heating and cooling business. We offer heating and air conditioning installation services, maintenance and indoor air quality control in the California communities of Livermore, Walnut Creek, Pleasanton and surrounding neighborhoods. You can be assured of the best possible service available when you call on us for your installation, maintenance and repair needs.

Company History

O. K. Heating & Air Conditioning was founded by our owners Robert and Ortencia Kathain in 1976. Robert Kathain. Jr. and John Kathain, their sons, joined the business soon after as employees. In 2006 Robert Jr. became a partner in the family business and today runs our day to day operations. With an established 38 years of service to our community. We are especially proud to have been awarded the Bryant premier dealer award each of the last three years (2011, 2012, 2013). Our longevity and family ownership make us stand out from other companies in the area.

Company Mission

Our mission is to provide our customers the highest level of quality HVAC services at fair and competitive prices while establishing lasting relationships with you, our customers, by exceeding your expectations with the quality services and work of our professionally trained employees.

New Company Services/Products

Today our customers are computer savvy and technology-oriented. Getting you connected to your HVAC systems via the Cloud and WiFi services is possible now. We are Nest thermostat certified installers and with this thermostat, you will be able to control your temperature settings while away from home through an application on your smart phone to save on energy and utility costs.

Reasons to Contact Us

O. K. Heating & Air Conditioning installs only long lasting and energy efficient Bryant HVAC units because they are the best on the market today. With our Service Agreements, you will not have to worry about unexpected problems with your system. You are assured of prompt service to keep you comfortable regardless of any unexpected problems. Are you ready for a residential change-out?  If your unit needs to be replaced, we look forward to helping you with your HVAC needs. Just call us for a free estimate.

To have your existing system serviced, have a Nest thermostat installed or take advantage of our free estimate service on a new and efficient Bryant HVAC system, call us today at (925) 337-8319 to schedule your appointment.