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• Same Day Service
• Over 25 Years Experience
• Thousands of Satisfied Customers
• Certified For All Brands
• Expert Services at Competitive Prices
• Upfront Pricing
• Better Business Bureau Rated A+


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Klondike Air Conditioning and Heating are a full-service HVAC Contractor in Orange County, providing residents of Orange County with professional residential & commercial air conditioning, heating/heater, thermostat service, sales & installation, maintenance and HVAC repair services since 1989. Klondike Air Conditioning and Heating employ only highly trained and certified HVAC technicians who perform quality air conditioning repair and installations, heating repair & installations, thermostat installation & repairs, air duct repair & installation, whole house fan installation, attic fan and bathroom exhaust fan installations throughout Orange County. Over the years, we have earned 1,000s of satisfied residential and commercial air conditioning and heating customers and have been awarded an A+ rating by the Better Business Bureau.

Klondike Air Conditioning and Heating is family-owned and are State Certified HVAC Contractors  serving residents of Orange County. Our HVAC technicians are manufacturer certified to service, repair and install every make and model of air conditioning and heating system. They have EPA and NATE Certification and receive ongoing technical HVAC training in all aspects of HVAC (heating, ventilation, and air conditioning). In addition to our comprehensive heater/furnace and air conditioner services, we also offer repair and installation services for heat pumps, air duct systems thermostats, air filtration systems, and water heaters in Orange County. We can help you cut the cost of your heating and cooling utility bills with a full range of energy efficient HVAC services for Orange County, including mini-split ductless air conditioning systems, attic insulation, automatic zoning systems, solar powered roof ventilators, fan control thermostats, and a wide selection of fans and air purifiers.

Klondike Air Conditioning and Heating have been Orange County HVAC Contractors for over 24 years and offer residents of Orange County Free Estimates for new air conditioning & heating equipment purchases, air duct inspections for asbestos air duct removal, air duct cleaning, and new air ducting installations. Our HVAC Services include residential & commercial air conditioning, heating, thermostats, air duct installations, repair and maintenance services and are very reasonably priced, and we accept cash, MasterCard, Visa, Discover, and American Express. 100% financing is also available. We’re available Monday through Friday, 6:00 a.m. to 6:00 p.m., Saturday, 6:00 am to 12 noon, so call today for your free estimate in Orange County.


Klondike Air Conditioning and Heating are Air Conditioning & Heating Contractors in Orange County and are the leading provider of affordable and quality air conditioning repairs and installations and heating repairs and installation services in Orange County. With over twenty-four years of HVAC Contractor service experience, we have the expertise necessary to install, repair, service or maintain any residential air conditioning or heating/furnace system. Our HVAC technicians are manufacturer certified to repair, sell, install and service all makes and models of ac/air conditioning and heating/furnaces, and they receive ongoing technical HVAC training in the latest HVAC (heating, ventilation, and air conditioning) techniques.


Klondike Air Conditioning and Heating offers free, no-obligation, in-home estimates for new air conditioning and heating/furnace installations in Orange County. During the free estimate, we will assess your heating and cooling comfort needs, budget limitations, and other factors in order to help you choose the best HVAC system for you and your family. We offer a wide selection of industry-leading, energy-efficient air conditioning and heating/furnace systems for nearly every budget. Energy efficient heating and cooling systems can help lower your home utility bills and may also qualify you for certain tax-credits and rebates. We also offer a full range of HVAC solutions for new construction, home remodeling, and system upgrades in Orange County. We are committed to honest advice and competitive, upfront pricing. We guarantee that the cost of your project will not change once we give you our price estimate, and every new air conditioner and heater/furnace installation we perform in Orange County is covered by our ironclad Klondike Air Conditioning and Heating’s 10 Year Parts & Labor Warranty.


Klondike HVAC Contractors, offer comprehensive, in-home air conditioning and heating/heater service repair evaluations in Orange County. Our expert HVAC service and repairs can help save you money on energy costs, prevent system breakdowns and other problems, and extend the life of your air conditioning and heating system. Our trained and certified HVAC technicians make Orange County service repair calls in fully-stocked equipment trucks, so they are able to complete most HVAC service repairs in one visit. We assess a reasonable charge for each Orange County service repair call, which we will deduct from your total if you authorize us to make the needed repairs (if there are any). With our upfront pricing policy, we always provide a fixed repair estimate for your approval before any repair work is done. If your air conditioner or heater/furnace can’t be repaired and you’d like to replace it, we can help you choose from our large selection of energy efficient air conditioning & heating models, with options to fit most budgets. You may even qualify for special heating & cooling rebates, financing, or HVAC tax-credits with the purchase of a new air conditioning or heating system, and we will inform you of all available options.


Klondike Air Conditioning & Heating also offer expert air conditioning and heating maintenance tune-ups in Orange County, designed to keep your heating & cooling system running smoothly and ensure the purity of your indoor air. Regular A/C tune-ups can also save you money on your utility bills. Our thorough multi-point inspection will help protect your HVAC investment and preserve your warranty, and if any repairs are needed, our HVAC technicians are equipped to fix the problem quickly and accurately. We offer a $69 early bird special air conditioner tune-ups in Orange County during March, April, and May, and the same special for furnace/heater tune-ups in Orange County during September, October, and November. We also offer Residential Air Conditioning & Heating Service Agreements to our Orange County heating and air conditioning clients, which entitle you to priority scheduling, 15% off heating or cooling repairs, and regularly scheduled tune-ups.


Klondike Air, Orange County HVAC Contractors, is the leading provider of commercial HVAC (heating, ventilation, and air conditioning) sales, installation, repair, and maintenance in Orange County. With more than twenty-four years of industry experience, we’re experts in all aspects of commercial heating and air conditioning repair & installation, including rooftop units and ductless mini-split air conditioning systems ideal for server/computer rooms. We can repair, service, maintain, or tune-up your existing commercial HVAC system in Orange County, or we can design and install a new one, all at very competitive prices. Our experienced HVAC technicians are NATE and EPA certified and receive ongoing training in the latest HVAC techniques. They are manufacturer certified to repair, maintain, install and service all makes and models of commercial HVAC systems and thermostats, and as family-owned HVAC Contractors, we are fully licensed and bonded.


Klondike Air Conditioning & Heating’s extensive inventory includes industry-leading commercial heating & cooling systems and digital thermostats to fit most budgets, including energy efficient Heat Pump and Package Unit models that can help lower utility costs. We offer commercial HVAC sales and installation services in Orange County for both new and retrofit construction, and we can perform commercial HVAC installations of any scale, from just one server room to an entire building. We can even design temperature-controlled environments for server and computer rooms. We offer free, no-obligation estimates for new commercial HVAC installations in Orange County, so call today to schedule one for your business.


If you’re having problems with your Orange County businesses’ air conditioning or heating system, we provide a comprehensive, expert commercial HVAC diagnostic for just $85. After the diagnostic is complete, if you’d like us to make the necessary service repair (if any), we will subtract the diagnostic charge from your repair service total. We are committed to honest, upfront pricing, which means that we will provide you with a fixed service repair estimate for your approval before any repair work is done. Our HVAC technicians provide the most accurate air conditioning & heating repair and service in a timely manner, and our fully-stocked equipment trucks allow us to complete most service repairs in one visit. This minimizes any disruption to your Orange County business and helps ensure that you won’t have a repeat problem with your HVAC system.


Klondike Air Conditioning & Heating offers Commercial HVAC Service Agreements that entitle you to priority air conditioner & heating repair and installation service and 5% off repair service, in addition to regularly scheduled air conditioning or heating maintenance tune-ups. We can usually provide our Commercial HVAC Service Agreements clients with same-day repair service in Orange County. Property managers are automatically entitled to priority air conditioning and heating repair service.


Klondike Air Conditioning, heating, thermostat, air duct repair service and installation, Orange County’s Best HVAC Contractors, provides a full range of additional residential & commercial HVAC (heating, ventilation, and air conditioning) services in Orange County, including the following:

  • Duct system services, Orange County
  • Free duct inspections
  • Air duct cleaning
  • Air duct sealing
  • Air duct replacement
  • Air purification products and services, Orange County
  • Electronic air filters
  • Ultraviolet light systems
  • Fan control thermostats
  • And more
  • Ventilation products and services, Orange County
  • Attic Fans
  • Whole House Fans
  • Bathroom Fans
  • Business Exhaust Systems
  • Solar Powered Roof Ventilators
  • Attic Insulation, Orange County
  • Mini split ductless services, Orange County
  • Installation
  • Repair
  • Water heater services, Orange County
  • Sales
  • Installation
  • Thermostats, Orange County
  • Sales
  • Installation
Orange County, California (CA) Aliso Viejo 92656, 92698; Anaheim 92801, 92802, 92803, 92804, 92805, 92806, 92807, 92808, 92809, 92812, 92814, 92815, 92816, 92817, 92825, 92850, 92899; Atwood 92811; Brea 92821, 92822, 92823; Buena Park 90620, 90621, 90622, 90624; Capistrano Beach 92624; Corona Del Mar 92625; Costa Mesa 92626, 92627, 92628; Cypress 90630; Dana Point 92629; East Irvine 92650; El Toro 92609; Foothill Ranch 92610; Fountain Valley 92708, 92728; Fullerton 92831, 92832, 92833, 92834, 92835, 92836, 92837, 92838; Garden Grove 92840, 92841, 92842, 92843, 92844, 92845, 92846; Huntington Beach 92605, 92615, 92646, 92647, 92648, 92649; Irvine 92602, 92603, 92604, 92606, 92612, 92614, 92616, 92618, 92619, 92620, 92623, 92697, 92709, 92710; La Habra 90631, 90632, 90633; La Palma 90623; Ladera Ranch 92694; Laguna Beach 92651, 92652; Laguna Hills 92653, 92654; Laguna Niguel 92607, 92677; Laguna Woods 92637; Lake Forest 92630; Los Alamitos 90720, 90721; Midway City 92655; Mission Viejo 92690, 92691, 92692; Newport Beach 92658, 92659, 92660, 92661, 92662, 92663; Newport Coast 92657; Orange 92856, 92857, 92859, 92862, 92863, 92864, 92865, 92866, 92867, 92868, 92869; Placentia 92870, 92871; Rancho Santa Margarita 92688; San Clemente 92672, 92673, 92674; San Juan Capistrano 92675, 92693; Santa Ana 92701, 92702, 92703, 92704, 92705, 92706, 92707, 92711, 92712, 92725, 92735, 92799; Seal Beach 90740; Silverado 92676; Stanton 90680; Sunset Beach 90742; Surfside 90743; Trabuco Canyon 92678, 92679; Tustin 92780, 92781, 92782; Villa Park 92861; Westminster 92683, 92684, 92685; Yorba Linda 92885, 92886, 92887
Area code 213, 310, 323, 408, 415, 510, 562, 619, 626, 650, 657, 661, 714, 760, 805, 818, 858, 909, 949