1. Air Conditioning Installations, Air Conditioning Service and Repairs

  2. (650) 578-0104      (510) 796-5253      (925) 479-0574      (408) 992-0305
  3. Heating Installations - Furnace Service and Repair - Heat Pumps service
  4. Open 7 Days A Week  -  Available 24/7  -  Residential And Commercial 
  • Same day Air Conditioning Service and Repair
  • Call us Now! 24/7 fast response! residential and commercial service
  • Carrier and Trane air conditioning available on new installations.
  • All work guaranteed for one year on parts and labor.

  • A and R Air conditioning and heating company was founded in 1994 in San Mateo, California. Since we opened our company is dedicated on providing top quality air conditioning and heating installations and service/repairs with excellent service technicians to provide you 100% customer satisfaction, we appreciate your continuing support and recommendations in the industry of air conditioning and heating services. A and R air conditioning provide high energy efficiency air conditioning brands Trane, Carrier, Bryant, Lennox, Payne, York, Amana, Goodman, sears, Maytag, Coleman, Day and Night, American Standard, Tempstar, Hotpoint, general electric, Viking, wolf,  

  • A and R company provides residential and commercial air conditioning service/repairs and heating installations and maintenance for Air handlers, Heat pumps, Furnaces, condenser units, roof top heating package units, cooling package units, central air, home ac, evaporator coils, swamp coolers, air coolers, cooling towers, compressors, refrigerant lines, thermostats, duct cleaning and service, refrigeration and freezer service
  • Insured & Bonded     Contractors license # 861542


A and R Air conditioning and heating is providing service in San Ramon, Danville, Alamo, Walnut Creek, Lafayette, Orinda, Moraga, Dublin, Livermore, Pleasanton, Castro Valley, San Leandro, Oakland, San Lorenzo, Hayward, Union City, Newark, Fremont, Sunol, Milpitas, San Jose, Santa, Clara, Sunnyvale, Saratoga, Los Gatos, Cupertino, Los Altos, Palo Alto, Atherton, Menlo Park, Woodside, Redwood City, San Carlos, San Mateo, Belmont, Foster City, Burlingame, Hillsborough, California.