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18 Years
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Emergency
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Expert HVAC Services in Phoenix, AZ
Alien Air Conditioning & Heating has been Phoenix's trusted HVAC expert since 2008, serving over 10,000 homes with specialized heating, ventilation, and air conditioning solutions. Our NATE-certified technicians undergo weekly training to stay at the forefront of HVAC technology while maintaining proven methods. As an APS-Qualified and SRP-Certified contractor with Angie's List Super Service Awards and BBB A+ ratings, we combine technical expertise with ethical practices. Our team exclusively uses full-time employees who pass rigorous background checks and drug screenings, ensuring consistent quality across all services.

We provide visual documentation of completed work and maintain active communication through our dedicated contact center to personalize service. Factory-authorized partnerships with Trane and Goodman demonstrate our commitment to industry-leading standards. We specialize exclusively in HVAC systems, avoiding diluted expertise across unrelated trades, and offer comprehensive energy audits to optimize system efficiency while maintaining 24/7 emergency availability for urgent HVAC needs.
Services
Air Conditioning Heating Services Energy Audits Ductwork Air Quality Insulation Thermostats Water Heaters Ventilation Emergency Repairs
Details
  • Year established: 2008
Highlights and features
  • 24/7 emergency HVAC service with same-day response available
  • NATE-certified technicians receiving weekly technical training
  • Free before-and-after system diagnostics with photo documentation
  • Factory-authorized Trane and Goodman equipment specialists
  • Comprehensive energy audits with actionable efficiency recommendations
Associations and certifications
  • APS Qualified Contractor
  • SRP Certified Contractor
  • NATE Certified
  • Angies List Super Service Award
  • BBB A+ Rated
  • Electric League of Arizona
  • Trane Factory-Authorized Dealer
  • Goodman Factory-Authorized Dealer
  • EPA Certified
  • BPI Certified
What people say
Super friendly and quick service Punctual and polite technicians Fair pricing and quality work Detailed system explanations Reliable equipment recommendations
Services
Air Conditioning
Professional AC installation, repair, and maintenance services with 24/7 emergency availability. Our NATE-certified technicians handle all system types including central AC, heat pumps, and ductless mini-splits. We provide comprehensive diagnostics and repair solutions to maintain optimal cooling performance during Arizona's extreme summers.
Heating Services
Complete heating system solutions including installation of gas and electric furnaces, heat pump maintenance, and annual tune-ups. Our technicians specialize in energy-efficient models that reduce utility costs while maintaining consistent indoor comfort during winter months.
Energy Audits
Comprehensive home energy evaluations using blower door tests and thermal imaging to identify efficiency improvements. We provide customized recommendations for reducing energy consumption and maximizing HVAC system performance with detailed reporting.
Ductwork
Professional duct sealing, cleaning, and replacement services to improve system efficiency and indoor air quality. Our technicians use specialized equipment to eliminate leaks and contamination in residential and commercial HVAC duct systems.
Air Quality
Indoor air quality solutions including HEPA filtration systems, UV purification, and energy recovery ventilation. We offer mold testing, humidity control, and ventilation upgrades to create healthier living environments with cleaner circulating air.
Questions
What HVAC services do you offer?
We provide full-service HVAC solutions including AC and heating installations, repairs, maintenance, energy audits, ductwork services, and indoor air quality improvements for residential and commercial clients.
Are you available for emergencies?
Yes, our 24/7 emergency service responds promptly to urgent HVAC issues with technicians available for same-day repairs throughout Phoenix metro area.
Do you offer energy efficiency assessments?
Yes, we conduct comprehensive energy audits with blower door tests, duct leakage checks, and efficiency evaluations to identify cost-saving improvements for your HVAC system.
What financing options exist for new systems?
We offer flexible financing plans for HVAC replacements with approved credit, including special promotions and manufacturer rebates to make system upgrades more affordable.
How can I improve indoor air quality?
Our air quality solutions include HEPA filters, UV purification systems, humidity control, and ERV/HRV ventilation installations to reduce allergens and improve circulating air quality.
Do you service all HVAC brands?
Yes, our technicians service and repair all major HVAC brands while offering factory-authorized installations for Trane and Goodman equipment systems.
Reviews (6)
Corina Prieto
Jun 25, 2022 Report
Alien Air Conditioning and Heating recently installed a new AC unit at my condo and I'm extremely happy and 110% satisfied with the exceptional customer service provided throughout the process. Accessing the AC unit was not the easiest task, as the unit was located on the second floor with a very steep pitched roof and a parapet wall. The team were experts in performing the highest quality service given the challenges.

They went above and beyond ensuring my smart thermostat was properly installed, replaced air filters with higher quality filters, and provided me with great preventative maintenance advice. I'm grateful to have worked with such a professional and pleasant team! A million THANK YOUs to Chris, Mike, Jeremy, Emiliano, Joe, and Kenny! You are the BEST! I look forward to a lifelong partnership with this great company as I plan to use them for all my future HVAC related needs.
Oden Hughes
Jun 14, 2022 Report
Alien Air installed my new AC unit and has performed maintenance on my system. They are wonderful to work with, always professional, responsive, on time and do high quality work at very reasonable prices. I cannot recommend them enough! Services: A/C system maintenance, Install AC, Install thermostat, Thermostat installation, Heating system maintenance, Heating system installation, A/C system repair
Raine D.
Jun 11, 2022 Report
Very fast appointment in urgent situation. Jermey was friendly and clearly communicated the problem and solution. Fixed quickly. Would absolutely use this company again. Service: A/C system repair
Leslee Mike Comerford
Apr 25, 2022 Report
Jeremy is awesome! Best A/C maintenance person I have ever had. He has been servicing our Trane XR17 unit that we had Alien install in 2015 for the last several years. Happy with the install and the unit. Jeremy is professional, very personable, knowledgeable, offers quality service, communication, etc. In short.he is great to work with and a breath of fresh air in the service industry! Highly recommend.
Steve Foley
Apr 10, 2022 Report
Chris and his guys really know what there doing. We had them replace 2 split A/C units outside and the attic. Everything went smooth and on time, great job. Service: Install AC
Stephanie Lorraine
Apr 05, 2022 Report
I'm 100% completely satisfied with this outstanding company! Everyone there has been so wonderful and very great to work with. I found them on the on the SRP website under Certified Contractors. After having four companies come out to do their inspections and give pricing, I decided to go with Alien Air because they were very fairly priced and offer an absolutely wonderful warranty. I highly recommend!