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Reliable climate control begins with properly maintained equipment and informed service decisions. At Orion HVAC, we provide heating and cooling solutions for homes and businesses in La Crescenta-Montrose and across Los Angeles County. Our family-owned company has been in operation since 2018, with its base at 3055 Foothill Blvd, La Crescenta-Montrose, California. We hold CSLB License #1079927 through the California Contractors State License Board and are bonded and insured. Our certified technicians have over eight years of experience working on all makes and models of HVAC and air purification systems. Our services encompass AC repair, furnace repair, equipment installation and replacement, routine maintenance, and heat pump installation. We investigate malfunctioning systems to determine the source of the problem, explain our assessment to the customer, and outline possible solutions. A written estimate is supplied before work starts, and no hidden fees are charged.

For urgent needs, we offer emergency HVAC repair and same-day appointments. Our technicians also replace thermostats, capacitors, and flame sensors and perform refrigerant recharges. Aging equipment can be evaluated to determine whether repairs or a new system are more appropriate. We address low airflow, uneven temperatures, strange operating sounds, frequent cycling, and increased energy bills. Replacement equipment is selected with attention to proper sizing, efficiency, and compatibility with existing ductwork. Our repairs include a one-year guarantee, and parts and labor warranties are available. Customers may request free estimates and explore financing options and discounts. We serve La Crescenta-Montrose, Glendale, Burbank, La Caada Flintridge, Tujunga, Van Nuys, North Hollywood, Studio City, Santa Clarita, and the wider Los Angeles area. English and Russian are spoken by our technicians. We are open Monday through Saturday from 8 AM to 7 PM and Sunday from 9 AM to 2 PM. Payment is accepted by cash, credit card, or Zelle. Reach us at 323-736-3737 or https://myorionhvac.com/.

Served areas
  • Glendale, CA, Burbank, CA, La Crescenta-Montrose, CA, La CaƱada Flintridge, CA, Tujunga, CA, Van Nuys, CA, North Hollywood, CA, Studio City, CA, Santa Clarita, CA, Fresno, CA
Business details
  • Year established: 2018
  • Licensed
Highlights and features
  • Licensed CA contractor, CSLB #1079927. It holds three classifications: B General Building, C-10 Electrical, and C-20 HVAC
  • Bonded and insured
  • Family owned, 8+ years in business
  • Same-day AC and heating repair
  • Free estimates, written in advance with no hidden fees
  • 1-year guarantee on repairs, warranty on parts and labor
  • Financing available, plus discounts
  • Open 7 days a week
  • Services all makes and models
  • Residential and commercial HVAC
  • AC, furnace, and heat pump repair, installation, and maintenance
  • English and Russian spoken
  • TECH Clean California participating contractor
Payment methods
  • Cash
  • Credit cards
Services
AC Repair & Installation in La Crescenta-Montrose, CA At Orion HVAC, we combine air conditioning repair expertise with installation, replacement, and maintenance services to address a variety of cooling concerns. Our certified technicians trace problems such as warm air, strange operating noises, repeated cycling, and complete breakdowns to their source before recommending repairs. All equipment brands are supported, whether the work involves replacing a small component or overhauling an entire system. We also help homeowners choose efficient, properly sized replacement units and offer emergency service, same-day appointments, free estimates, and financing.
Heating & Furnace Repair in La Crescenta-Montrose, CA At Orion HVAC, we work to restore your home's heating by diagnosing furnace problems and providing appropriate repair or replacement services. Our licensed and insured technicians have over eight years of experience with furnaces, heat pumps, and residential heating systems. We investigate poor heating performance, frequent cycling, unusual noises, and breakdowns, then explain your choices and costs clearly. We offer emergency service, upfront pricing without hidden charges, and a one-year guarantee for repairs.
AC & Furnace Maintenance in La Crescenta-Montrose, CA Proper seasonal servicing is an important part of maintaining heating and cooling performance. At Orion HVAC, we offer AC and furnace tune-ups intended to help prevent breakdowns, lower energy consumption costs, and prolong equipment life. Our cooling inspections cover refrigerant, controls, electrical components, condenser cleanliness, drainage, and the compressor. Furnace maintenance addresses burners, sensors, the heat exchanger, gas pressure, the igniter, and the filter. We also install new systems with a two-year labor warranty.
Reviews (29)
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Logan Price
Jun 22, 2026
I had Orion HVAC come out for a routine checkup on my heating system. The technician was on time and did a thorough inspection. He pointed out a small issue that could have been a bigger problem down the road, and Im grateful for their attention to detail. Definitely recommend them.
Ricky Collins
Jun 10, 2026
I called Orion HVAC for a second opinion on a furnace replacement and was blown away by their customer service. They took the time to explain everything clearly, and their price was much better than the other quote I received. I highly recommend them!
Seth Bailey
Jun 05, 2026
I had Orion HVAC come in to check on an air duct issue we were having. They were able to identify the problem and fixed it promptly. They also offered suggestions for keeping my system running efficiently. Very satisfied with their service and will call again.
Lauren Bennett
Jun 05, 2026
After our AC stopped working in the middle of summer, we called Orion HVAC. They were able to send someone over quickly and get it up and running in no time. I was really impressed with their professionalism and the quality of the repair. I will definitely be calling them next time.
Indie Collins
May 20, 2026
Ive been using Orion HVAC for a couple of years now for both maintenance and repairs. Every time, theyve been reliable and on time. Their team is knowledgeable, and I always feel like theyre being honest with me about the work needed. Great service!
Joshua D.
May 20, 2026
I reached out to Orion HVAC when I noticed my air conditioning unit wasnt cooling properly. They were prompt and professional, providing a thorough inspection and an affordable repair. Their technician was respectful and left the area cleaner than they found it. Highly recommended!
Lorrie Kay Douglas
Oct 12, 2025
We had the most amazing experience with Orion. Jimmy and the rest of the folks were very communicative, responsive and timely. In todays world, it feels more like an anomaly instead of the norm. We absolutely recommend this company!
Sally Becker
Oct 07, 2025
Kostya was efficient installed new simpler thermostat.briefly checked compressor , checked AC unit, tested cool/ heated air coming from inside air vents. Happy with service.
Victor Rodriguez
Aug 23, 2025
I hired this HVAC company and couldnt be happier with the experience. They were excellent with communication, offered reasonable pricing, and everyone I spoke with was very polite. They were able to get a technician on site quickly and found the issue the same day. I would definitely use them again in the future. Highly recommend!
Margaret Rosebottom
Aug 10, 2025
Kostya Kan was an excellent technician. He came on time, had excellent communication skills, and got the job done efficiently. I would definitely use this HVAC company again, and I would definitely request Kostya next time.
Foad Saffarzadeh
Aug 04, 2025
I appreciate your prompt response and specially your service technician Mr. Kostya Kan. He was professional, knowledgeable, friendly, positive and very supportive.
The only issue I have is that it takes longer to cool off and appreciate if someone can stop by and take a look at it.
M. B.
Jul 12, 2025
My AC was not cooling down my house. I have dual zones. I had another company come out and tell me that I needed a new board, which he quoted about $800 with install. I got a second opinion with Orion and I'm so happy that I did. Constantine came out and told me that there was nothing wrong with my board and figured out the problem... saving me from a shady tech. Now my AC is working perfectly. I wouldn't hesitate to call Orion again. They are honest and get the job done.
Koala Koalala
Jul 10, 2025
The air conditioning repair service provided was exceptional. The technicians were highly professional, efficient, and thorough, ensuring that everything was in perfect working order. I was impressed by their expertise and the quick turnaround. I highly recommend their services for anyone in need of reliable and top-notch repairs.
Donna Cardoza
Jul 09, 2025
Excellent customer service. Asked what issues I was having before going up on the roof. Actually listened to my concerns and addressed each one. Explained what he found wrong and identified issues I should address. Very professional and customer oriented. I would highly recommend them. Jimmy went above and beyond to get my unit going in a minimal amount of time. Thank you Jimmy!
Linda Chute
Jun 10, 2025
Kostya Kan was very professional and pleasant and had our AC working very quickly. I really appreciated him. In the past Ive had people come out and not be able to fix things in one visit because they dont seem to know for sure what is wrong. Kostya figured out the problem, fixed it quickly and explained everything to me. I am very happy with the whole experience.
Tim Douglas
May 19, 2025
Orion is top notch. Jimmy, the tech, is smart, honest and hardworking. I would recommend Orion to anyone anywhere. Thank you for excellent service.
Kim Waldie
May 08, 2025
Kostya came by and did an absolutely wonderful job. Very detailed in listening to the problem and doing everything to fix. I would definitely use Orion HVAC again.
Sean Lee
Apr 22, 2025
My AC suddenly stopped blowing cold air, so I gave Orion HVAC a call.
They showed up the same day, fixed the issue, and even cleaned the filters.

Now its running like brand new!
Super professional, quick, and easy to work with. Id totally recommend them.
Elliott Darvish
Apr 20, 2025
I dont like giving anyone below five stars if Im reviewing them so I wont. Egor was very helpful, but I feel like I was taken advantage of just now. He said the company charges $200 to clean a condenser. He spent no more than 15 minutes, cleaning it with a hose. I thought it would be something a lot more intense. Just not a good feeling
Millie O.
Mar 29, 2025
Orion HVAC was superb from dispatch center to repairman. Tim came in and gave diagnostics. Company sent itemized list of items that needed to be replaced with cost. Tim can next day and all is good. Thank you!!!
Billi Taylor
Mar 19, 2025
The thing i liked best is this company doesn't waste your time. They called me in less then 24 hours of request and scheduled service the next business day. They were early to arrive. Professional and fixed my thermostat quickly. I highly recommend Orio
Whitney Fisher-Doyle
Feb 23, 2025
Very friendly, good communication from the moment the appointment was set to the completion of the job. Thankfully it was a small fix but it was done in a timely and efficient manner which is much appreciated.
Charles Suovanen
Jun 26, 2024
This was a very good experience. Im skeptical of the qualifications of people today, but todays experience reminds me there are qualified people out there. Alex was my technician. Explained everything clearly, very well spoken and professional. Ive had three close friends in this line of work, so I feel someone could use my recommendation in their decision to use Orion. I hope your experience is as good as mine.
Amazing Grace Elite
Jun 19, 2024
We had the nicest two guys come to our home today (Invitational Homes is our property management) Rasul Y and Victor Khan came and did everything that they needed to do to get our AC working again. Both men took their time and worked endlessly to get it working. I would recommend this company to anyone who needs their unit serviced or replaced. Rasul and Victor thank you both for your wonderful service!
Feliks Doguzov
May 22, 2024
The company that repaired my furnace did an excellent job! Their service was fast, professional, and the furnace now works perfectly. I highly recommend Orion for any HVAC repairs you may need.
David Noh
Sep 01, 2023
Water was leaking from the ceiling. I suspected that it was a clogged drain from the HVAC unit in the attic.
When Victor (technician) came, he looked around and determined the issue and went to work. Then he briefly explained to me the cause and the condition of the unit in the attic. He made sure everything was working properly. He was very professional and quick!
I appreciate his honest assessment and honest pricing! Thank you Orion HVAC!
Jeanette Castillo
Jul 21, 2023
Victor was great! He was in and out with the problem fixed within 30 minutes. He was very knowledgeable and answered all of my questions. I was set up with Orion through my home warranty and they gave me a call immediately to set up the service for two days later. Overall, very happy with the experience.
Roneth S.
Jul 16, 2023
Orion is highly recommended. Yuri was very friendly, efficient and excellent customer service.
Installation went very well. Tim who came to check our system was very knowledgeable and as well as the rest of the technicians were very skilled, amazingly professionals, polite and honest. They did an amazing job! very neat and clean. Great team of installers!
Chris Horn
Jun 16, 2023
Our heater stopped heating, and I called them. Within five minutes, they had found a technician who could come to our house. He came within two hours, and quickly diagnosed and fixed the problem, without having to add any new parts, which was what the previous Company said it required. They charged a minimal service fee and were out within 20 minutes. I very much appreciate their honesty, expediency, and work product. Will definitely use them again.