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Business Details
19 Years
experience
Emergency
services
Open 24/7
always available
Trusted HVAC Solutions in Louisville & Nearby Areas
Since 2007, One Choice Mechanical has stood as Louisville's premier provider of 24/7 emergency HVAC services, combining family values with industry expertise to deliver reliable residential and commercial solutions. Our NATE-certified technicians prioritize customer satisfaction through transparent pricing, free estimates, and round-the-clock support, ensuring optimal comfort for every client. With a strong foundation built on 18 years of local experience, we specialize in air conditioning, heating, ductwork, and mini-split systems, maintaining an A+ BBB accreditation and a reputation for prompt, professional service.

Our commitment to quality extends to comprehensive maintenance plans, energy-efficient installations, and 24/7 emergency response capabilities, making us the trusted choice for HVAC needs across Louisville and surrounding areas. By emphasizing clear communication, certified expertise, and community-focused service, we consistently demonstrate our authority as Louisville's leading HVAC specialist while delivering measurable value to every customer interaction.
Services
AC Repair Heating Installation Duct Cleaning Mini-Split Services Emergency HVAC Furnace Repair HVAC Maintenance Thermostat Services Air Duct Repair Commercial HVAC
Details
  • Year established: 2007
Highlights and features
  • We provide 24/7 emergency HVAC service with no overtime charges
  • Our technicians hold NATE certification for industry-leading expertise
  • We offer transparent pricing with no hidden fees or surprises
  • We guarantee same-day service for all emergency HVAC requests
  • Our BBB A+ accreditation demonstrates our commitment to excellence
Associations and certifications
  • BBB A+ Accreditation
  • NATE-certified
What people say
Great technician and great service Prompt and professional Knowledgeable and friendly Same-day service available Thorough explanations provided
Services
Emergency HVAC Service
Our NATE-certified technicians provide immediate HVAC repairs for cooling and heating emergencies across Louisville. Available 24 hours a day, 365 days a year, we restore comfort fast with upfront pricing and no overtime charges. Specializing in urgent AC breakdowns, furnace failures, and thermostat malfunctions.
AC Installation
We install high-efficiency air conditioning systems tailored to Kentucky homes. Offering ENERGY STAR-rated units with smart thermostat integration and zoning capabilities. Our precise installation process ensures optimal performance, with same-day emergency replacements during extreme weather conditions.
Heating Repair
Emergency and scheduled repairs for all heating systems including gas furnaces, heat pumps, and geothermal systems. Technicians carry common replacement parts for immediate fixes. Specializing in carbon monoxide leak detection and gas line safety inspections during Kentucky winters.
HVAC Maintenance
Comprehensive seasonal maintenance plans to extend equipment life and improve efficiency. Includes filter replacement, coil cleaning, electrical inspection, and refrigerant checks. Daves Loyalty Club members receive priority service scheduling and discounted repair pricing across 18 years of industry experience.
Mini-Split Systems
Energy-efficient ductless solutions for homes without existing ductwork. We install multi-zone systems with individual temperature control for different rooms. Perfect for home additions, garages, or commercial spaces requiring targeted climate control in Louisville's variable weather conditions.
Questions
What HVAC services do you offer?
We provide air conditioning repair, heating installation, duct cleaning, mini-split systems, thermostat services, emergency HVAC repairs, and maintenance plans across Louisville and surrounding areas.
Do you offer emergency HVAC service?
Yes, we provide 24/7 emergency HVAC service with no overtime charges. Our technicians respond to cooling and heating emergencies in Louisville and southern Indiana anytime day or night.
Are your technicians certified?
All our technicians hold NATE certification, the HVAC industry's highest credential, and we maintain BBB A+ accreditation for quality service standards.
What financing options are available?
We offer Wells Fargo financing with flexible payment plans for HVAC replacements and major repairs, including zero-down options with approved credit for emergency services.
How quickly can you service my HVAC system?
For emergency requests, we often provide same-day service across Louisville. Scheduled maintenance and installations typically have availability within 2-3 business days depending on location.
Reviews (6)
Austin Powers
Jun 12, 2022 Report
Alex was incredible! My house was really hot and he took the outside unit and serviced it. Only took him about an hour very nice work and person. Service: HVAC system maintenance
Chris Sharp
Jun 05, 2022 Report
They were able to schedule me very quickly and tech came right on time. Very professional and helpful. Service is a bit pricey but custumer service is A1. Services: A/C system repair, A/C system maintenance
Carl Steinmetz
Apr 29, 2022 Report
I have used One Choice several times for my own house and rental properties. They have been excellent every time. From repairs to installing new complete systems to duct repair, they did them all at a great value. Service: Heating system repair
Megan Flaherty
Apr 27, 2022 Report
I inherited my parents house last year after losing both of my parents unexpectedly. I've never had to call any type of technician or contractor because my dad could do it all. When the air conditioner stopped working I had no choice but to call someone for help. Luckily I picked OCM. Josh came out and checked everything over. He explained everything to me, gave me a couple of options, and he even helped me save hundreds of dollars with the Preferred Customer Plan.

A few days later Alex came out and replaced my AC unit. Both times the guys were knowledgeable, professional, and very friendly! It really put me at ease, especially since this was the first time I've ever had someone other than my dad fix ANYTHING! Then. A couple of days after the install I discovered the my heat wasn't working anymore. I called and they came back out that afternoon. (The problem wasn't from the work they did, just remnants of some Rube Goldberg set up daddy made lol). I had a great experience with OCM and plan on being a customer for a long time.
Paula Redding
Apr 26, 2022 Report
I have been using One Choice for several years. They were the first company that didn't put a band aid on the problem, they spent time troubleshooting and fixing the problem. I highly recommend One Choice for all of your AC and Heating needs they have a maintenance program that offers discounts for services needed. They are quick to respond and very professional.
Laurie Mattingly
Apr 18, 2022 Report
Definitely recommend this company. Dave is professional & courteous. My appointment was supposed to be between 7pm & 9pm, but they called to let me know they could come earlier. Work done before 3. Price was more then reasonable. Will definitely use them again. Service: A/C system repair