Reliable Heating & Cooling Service in Chicagoland
999 Heating & Cooling provides professional heating, cooling, heat pump, water heater, and maintenance services. We are committed to honest pricing, quality workmanship, dependable service, and customer satisfaction.
Our HVAC Services
From emergency repairs to full system installations — we handle every aspect of your home comfort.
Furnace Repair
Fast, reliable furnace diagnostics and repair to restore your heat.
Furnace Installation
Expert furnace replacement with top-rated equipment and warranty.
AC Repair
Same-day AC diagnostics and repair for Chicagoland summers.
AC Installation
New air conditioning systems sized and installed for your home.
Heat Pump Service
Heat pump installation, repair, and seasonal maintenance.
Water Heater
Water heater installation and repair — traditional and tankless.
HVAC Maintenance
Preventive tune-ups to keep your system running at peak efficiency.
Indoor Air Quality
UV air purification and filtration for cleaner, healthier air.
Boiler Repair
Expert boiler diagnostics and repair for steam and hot water systems.
Chicagoland's Most Trusted HVAC Company
When your heating or cooling system fails, you need a company you can count on. 999 Heating & Cooling delivers fast response times, transparent pricing, and workmanship you can trust — every time.
- Licensed, insured, and background-checked technicians
- Upfront pricing — no hidden fees or surprise charges
- Same-day and emergency service available
- All work backed by our satisfaction guarantee
- Locally owned and operated in Chicagoland
Ready to Schedule Service?
Don't wait until your system breaks down. Call us today or schedule online — we're ready to help.