About Us

Service Area

We are proud to offer service in and around the following communities:

  • Almaden Valley
  • Morgan Hill
  • Alum Rock
  • Mountain View
  • Belmont
  • Newark
  • Cambrian
  • Palo Alto
  • Campbell
  • Pleasanton
  • Cupertino
  • Portola Valley
  • Evergreen
  • Redwood City
  • Fremont
  • Salinas
  • Gilroy
  • San Carlos
  • Hollister
  • San Mateo
  • La Rinconada
  • Santa Clara
  • Livermore
  • Santa Cruz
  • Los Altos
  • Saratoga
  • Los Altos Hills
  • Scotts Valley
  • Los Gatos
  • Silver Creek
  • Menlo Park
  • Sunnyvale
  • Milpitas
  • Union City
  • Monte Sereno
  • Willow Glen
  • Monterey
  • Woodside


    ABS Heating and Air Conditioning is a family owned and operated business. Bob and Trisha Hall have been the owners for over 25 years. Bob started in the heating and cooling business when he was still in high school and has grown through the ranks to where he is today. Together they are working hard to bring satisfaction and comfort to all ABS customers.

    With 35 years of experience in heating and air conditioning, we provide quality service to residential and commercial customers throughout Santa Clara County and surrounding Bay Area cities. Our technicians are certified to work on all major brands of furnaces and air conditioning units. We will be happy to install, maintain, and provide repairs for any of your heating and cooling needs. As our company motto says, “Always Better Service.”

    We respect your time and when we set an appointment with you, we are on-time. Making sure that the job is complete and that your home or office is left clean saves both you and us repeat visits. We treat people as we would want to be treated.

    Referrals are a big part of our business. If our customers are happy, they will recommend us to their friends. We strive to keep our customers for life and back up all of our work with a Full Guarantee.

    For your convenience, we accept major credit cards. We also offer special financing with approved credit.

    Call us for a Free Estimate or if you have any questions about your heating, ventilation, or air conditioning. If you have any questions or comments about our company, please drop us an e-mail or give us a call on the phone. We’re always glad to hear from our customers.

    Our Core Values:

    Our Qualifications

    We are heating and cooling Professionals! We maintain a high level of quality among our staff. All of our installers and technicians are trained on a regular, on-going basis. We, and they, are certified by the following industry organizations:

    License Number: C20 Licsence Number 669870     Bonded & Insured


    Carrier dealer brand logo - Turn To The Experts

    Carrier Dealers are the home heating and cooling experts to turn to. They are your single resource for everything you need -- from tailoring your ideal comfort system to installation, service and beyond.


    NATE Certified

    North American Technician Excellence (NATE) is an independent, third-party organization that develops and promotes excellence in the installation and service of heating, ventilation, air conditioning, and refrigeration equipment by recognizing high-quality industry technicians through voluntary testing and certification. Our technicians have passed the rigorous testing necessary to qualify as NATE Certified Technicians.


    Air Conditioning Contractor's Association of America Member

    The Air Conditioning Contractor's Association of America is the heating and cooling industry's leading trade organization. ACCA members adhere to a standard of ethical best practices that is your assurance of quality and professionalism. We are an active member in good standing with ACCA.


    The Better Business Bureau Member

    The Better Business Bureau (BBB) system in the U.S. extends across the nation; coast-to-coast, and in Hawaii, Alaska, and Puerto Rico. Since the founding of the first BBB in 1912, the BBB system has proven that the majority of marketplace problems can be solved fairly through the use of voluntary self-regulation and consumer education.