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One Call HVAC One Call HVAC has been the trusted HVAC partner of homeowners and businesses in Greenville and Spartanburg for over 15 years. We founded our family-owned and operated company around a simple objective: deliver heating and cooling services that are honest, reliable, and worthy of the trust placed in us throughout the Upstate. We understand that maintaining comfort and reliability in a home is important, which is why we approach every service relationship personally. Our customers receive the same care we would provide to our own family, while their homes receive the same respect we would give our own. Every job is handled by licensed and certified HVAC professionals supported by decades of combined experience, helping us maintain efficient heating and cooling performance throughout the year.

Professional knowledge must continue to evolve, so our technicians receive ongoing instruction in the newest HVAC equipment, techniques, technologies, and best practices. That commitment allows us to deliver cutting-edge solutions while preserving the personal touch that has defined our company in the community. We also remain available 24 hours a day, seven days a week for HVAC emergencies, recognizing that equipment problems do not wait for convenient business hours. Our customer-focused approach includes transparent pricing, direct communication, and workmanship intended to go beyond expectations. We stand behind our service with a complete satisfaction guarantee, and if you are unhappy with our work, we will make it right. Call (864) 362-8810 to experience One Call HVAC.
Served areas
  • Greenville & Spartanburg, SC
Business details
  • Employees: 10
  • Licensed
  • Insured
Highlights and features
  • Complete heating and cooling solutions for residential and commercial properties
  • 24/7 emergency HVAC service for urgent heating and cooling needs
  • Licensed, bonded, and insured technicians delivering professional HVAC service
  • Expert installation, repair, and maintenance for major HVAC brands
  • Preventive maintenance plans improve efficiency and extend system lifespan
  • Honest communication, trusted parts, and dependable long-term HVAC reliability
Payment methods
  • Cash, Debit cards, Credit cards, Financing available
Services
AC Services Our air conditioning service covers everything from annual tune-ups to full system replacement. We repair refrigerant leaks, compressors, fan motors, and thermostat issues while also cleaning coils and replacing filters. For new systems, we provide proper sizing, load calculations, and energy-efficient recommendations. Emergency service is available around the clock for urgent cooling problems.
Heating Services We help homeowners maintain reliable indoor heating through professional installation, repair, maintenance, and system improvement services. Our capabilities include furnace troubleshooting, heat pump installation and repair, dual-fuel system setup, smart thermostat installation, ductless heating solutions, and safety testing. For urgent heating failures, we offer emergency repair and strive to provide same-day service.
Ductwork Services We provide comprehensive ductwork services for homes experiencing airflow, comfort, or efficiency problems. Our team evaluates the existing duct system, locates leaks and blockages, and determines the appropriate service. Depending on the findings, we can clean, seal, repair, modify, replace, or install ductwork while addressing insulation and airflow balancing needs.
HVAC Maintenance We help protect HVAC investments through reliable preventive maintenance and carefully scheduled tune-ups. Our comprehensive service examines heating and cooling equipment for developing issues, performance concerns, and maintenance needs. Consistent professional care supports system efficiency and longevity while helping prevent costly breakdowns, maintain warranty coverage, and provide more dependable comfort throughout the year.
Indoor Air Quality We provide indoor air quality services focused on purification and balanced home comfort. Our solutions are designed to capture microscopic particles, remove odors, address biological growth, manage humidity, and improve fresh air circulation. We evaluate the indoor environment first, develop a suitable improvement plan, and then install the recommended filtration, purification, humidity, or ventilation equipment.
Reviews (5)
Write a Review
Robbie Bannister
Jun 19, 2026
Great job and I like the people who work for me!
Jackie P. JackieTest
Feb 15, 2026
Culturally sensitive technicians
Zippy Bruce
Feb 04, 2026
Called for emergency service, they came out the same day and fixed my heat! Very reasonable price and knowledgeable technician
Silent Night
Jan 30, 2026
Very trustworthy work and great service! Got the job done efficiently and quickly!
Philip M. Kovacs
Jan 29, 2026
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