When it comes to keeping your home comfortable year-round, One Call HVAC is the name you can trust. As a leading HVAC company in South Carolina, we are dedicated to providing complete heating, ventilation, and air conditioning repair and installation services in Spartanburg, SC, including installation, repair, and maintenance for air conditioners, furnaces, and heat pumps. Our licensed technicians are dedicated to delivering top-quality work, honest communication, and long-term reliability.
When your system breaks down, you can count on One Call HVAC for fast, professional service. We diagnose the issue quickly, explain your options clearly, and perform high-quality repairs using trusted parts. From refrigerant leaks and thermostat failures to blower motor and electrical issues, we get your system back to working efficiently as soon as possible.
Regular maintenance keeps your HVAC unit in top condition and helps prevent costly breakdowns. Our maintenance service plans include cleaning coils, checking connections, testing controls, and verifying airflow. A well-maintained system runs more efficiently, saving you money on energy bills while improving comfort throughout your home.
Professional duct repair and installation for optimal airflow and efficiency.
Available around the clock for urgent HVAC needs
Trusted HVAC experts serving the Upstate
We stand behind our work with a complete guarantee

Trustindex verifies that the original source of the review is Google. Our system went out overnight. We called first thing in the morning and he came out pretty fast. He diagnosed the issue and had it fixed in no time. Even fixed another issue he found before he left! He was very professional, responsive and we would recommend to anyone! Thank you!Posted on Google Brittany MooreTrustindex verifies that the original source of the review is Google. Great job and I like the people who work for me!Posted on Google Robbie BannisterTrustindex verifies that the original source of the review is Google. Literally couldn’t be happier with these guys. My A/C was out on a 90 degree day with a 7 month old and they arrived to my house within 30 minutes and got it fixed!! Super nice tech and I felt like he was very honest.Posted on Google Kristy WittTrustindex verifies that the original source of the review is Google. Very trustworthy work and great service! Got the job done efficiently and quickly!Posted on Google Silent NightTrustindex verifies that the original source of the review is Google. The hvac team at one call did an amazing job. Avery helped me save a major headache with his intuition and ability far past any homeowner can imagine. Will definitely be a life long customer of One CallPosted on Google Philip m KovacsTrustindex verifies that the original source of the review is Google. Culturally sensitive techniciansPosted on Google Jackie P (JackieTest)Trustindex verifies that the original source of the review is Google. Contacted One Call when our HVAC went out during the winter storm. We got a call back immediately from Avery who went out of his way to make a service call to our house within a few hours. He was professional and courteous and communicated clearly what our options were to repair our unit. No high pressure sales, honest upfront pricing that was very competitive… we ended upgrading our unit that was over 20 years old for not much more than what it would have cost to repair our old outdated unit. Couldn’t be more pleased with the level of service we received. These guys come highly recommended!Posted on Google Andrew ETrustindex verifies that the original source of the review is Google. My HVAC wasn’t working properly and these guys were the first to answer my phone call. Reasonably priced and got the job done fast!Posted on Google Tyler Firestine