One Call HVAC has proudly served homeowners and businesses in Greenville and Spartanburg for over 15 years, providing dependable heating and cooling services throughout the Upstate. When we founded our family-owned and operated company, our goal was straightforward: offer honest, reliable HVAC service and build lasting trust with the communities we serve. We know that dependable comfort is important to a home, so we take a personal approach to every service relationship. Our customers are treated like family, while every property receives the same consideration we would give our own home. Our licensed and certified HVAC technicians contribute decades of combined experience, applying their knowledge to every job to support efficient heating and cooling performance throughout the year.
Indoor Air Quality Indoor Air Quality

We offer customized indoor air quality systems to help make your home's air cleaner, fresher, and more comfortable. Our services address allergens, dust, odors, biological growth, dry conditions, and inadequate ventilation through filtration, purification, humidity control, and fresh air solutions. We assess the air, create a tailored plan, and professionally install the selected systems.

HVAC Maintenance HVAC Maintenance

Our preventive HVAC service is focused on keeping your equipment efficient, reliable, and properly maintained. We offer annual and seasonal tune-ups that include thorough inspections, system testing, and necessary service. Maintenance plans provide additional advantages, including priority scheduling and repair savings, while regular professional care helps reduce breakdowns and extend equipment life.

Ductwork Services Ductwork Services

We deliver comprehensive ductwork solutions for HVAC systems requiring improved airflow, efficiency, or repair. Common concerns such as inconsistent temperatures, dust, musty smells, high energy bills, and whistling sounds are evaluated during our inspection. We provide targeted services ranging from sealing and repairs to insulation upgrades, replacement, and complete duct installation.

Heating Services Heating Services

Home heating problems can involve insufficient warmth, cold air, unusual noises, frequent cycling, rising energy costs, or ignition difficulties. We address these concerns through professional furnace repair, maintenance, installation, and safety inspections. Our heating services also include heat pumps, system upgrades, energy-efficiency optimization, and emergency repairs for urgent no-heat situations.

AC Services AC Services

We provide complete air conditioning services, including installation, repair, maintenance, and emergency support. Our technicians address cooling problems, unusual noises, high energy bills, frequent breakdowns, uneven temperatures, and indoor air quality concerns. We also perform inspections, recommend energy-efficient systems, and provide customized solutions. Routine maintenance and system replacement are available to support dependable home comfort.

Great job and I like the people who work for me!

Literally couldnt 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.

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. Couldnt be more pleased with the level of service we received. These guys come highly recommended!

Called for emergency service, they came out the same day and fixed my heat! Very reasonable price and knowledgeable technician

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 Call