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19 Years
experience
Emergency
services
Your Trusted HVAC Partner in Joliet, IL
Gene May Heating & Cooling Heating & Cooling has been dedicated to providing exceptional HVAC services to residential and commercial clients in Joliet and surrounding areas since 2007. With over 30 years of combined industry experience, our team of certified professionals specializes in furnace repair, air conditioning installation, boiler services, and indoor air quality solutions. We prioritize customer satisfaction through 24/7 emergency support, transparent pricing, and a satisfaction guarantee on all work performed.

Our commitment to the local community is reflected in our personalized approach, ensuring every client receives tailored solutions that meet their unique comfort needs. Backed by BBB accreditation and industry certifications, we maintain a reputation for reliability, technical expertise, and ethical business practices that have earned us the trust of generations of customers.
Services
Furnace Repair AC Installation Boiler Services Heat Pump Repair Ductless HVAC Commercial HVAC Air Quality Solutions Maintenance Plans Emergency Services Heater Replacement
Details
  • Year established: 2007
Highlights and features
  • 30+ years of combined HVAC experience with skilled union labor
  • 24/7 emergency service for urgent heating and cooling needs
  • N.A.T.E. and EPA certified technicians for industry-standard expertise
  • Satisfaction guarantee on all installations and repair services
  • Flexible financing options for equipment replacements
Associations and certifications
  • BBB A+ Rated
  • N.A.T.E. Certified
  • EPA Certified
Services
Furnace Repair
Our certified technicians provide comprehensive furnace repair for all makes and models. With 30+ years of combined experience, we diagnose and fix issues ranging from ignition failures to heat exchanger cracks. Using manufacturer-approved parts and advanced diagnostic tools, we ensure safe, efficient operation while extending system lifespan. Emergency repairs available 24/7 with no overtime charges.
AC Installation
We specialize in energy-efficient air conditioning installations for residential and commercial properties. Our team performs precise load calculations to match system size with building requirements, ensuring optimal comfort and energy savings. We offer top brands with up to 18 SEER efficiency ratings and include 10-year parts warranties on qualifying units with proper maintenance.
Boiler Services
Our experts handle complete boiler maintenance, repair, and replacement for both residential and commercial systems. We service all fuel types including natural gas, oil, and electric models. Our preventive maintenance includes combustion analysis, pressure checks, and component lubrication to maximize efficiency and safety for systems up to 30 years old.
Air Quality Solutions
We offer whole-home indoor air quality improvements including HEPA filtration systems, UV germicidal lights, and humidity control solutions. Our technicians perform comprehensive air quality assessments to identify contaminants, then recommend customized solutions like ERVs/HRVs and high-efficiency air purifiers that reduce allergens and pathogens by up to 99.98%.
Maintenance Plans
Our Preventive Maintenance Program includes twice-yearly inspections for HVAC systems. Each visit covers 22-point safety checks, component lubrication, refrigerant checks, and airflow optimization. Members receive priority scheduling, 10% off repairs, and extended equipment warranties. Plans available for both residential and commercial clients with multi-unit discounts.
Questions
Do you offer 24/7 emergency HVAC service?
Yes, we provide 24-hour emergency service for heating and cooling system failures with no overtime charges.
What HVAC brands do you service?
We service all major brands including Carrier, Trane, Lennox, Rheem, American Standard, and Mitsubishi equipment.
How often should HVAC systems be maintained?
We recommend bi-annual maintenance for optimal performance - once before heating season and once before cooling season.
Do you offer financing options?
Yes, we provide financing through Wells Fargo for qualifying equipment replacements with approved credit.
Are your technicians certified?
All our technicians hold N.A.T.E. and EPA certifications with ongoing manufacturer-specific training programs.
What areas do you service?
We serve Joliet and surrounding communities including Aurora, Minooka, Naperville, and Plainfield, Illinois.