Montefusco HVAC – Expert Heating & Cooling in Creve Coeur, Illinois

For nearly 80 years, Montefusco HVAC has been the go-to HVAC contractor for residents and businesses in Creve Coeur, Illinois. Our family-owned company is dedicated to providing reliable, honest, and professional heating and cooling services that keep your home or workplace comfortable all year long.

Whether you need emergency repairs, preventive maintenance, or a full system installation, our team delivers fast, dependable solutions tailored to your needs. Montefusco HVAC combines decades of experience with modern technology to ensure efficient, long-lasting results.

When it comes to HVAC service in Creve Coeur, we’re the trusted experts homeowners and businesses rely on.

Our HVAC Services in Creve Coeur

Heating Services

• Furnace repair, replacement, and installation

• Boiler repair and upgrades

• Heat pump installation and service

• Emergency heating solutions

• Radiant heating systems

• Heating system inspections and seasonal maintenance

Cooling & Air Conditioning Services

• Air conditioner repair, installation, and replacement

• Central AC systems

• Ductless mini-split systems

• Heat pump cooling

• AC tune-ups & seasonal maintenance

• Emergency air conditioning repair

Indoor Air Quality Solutions

• Advanced air filtration systems

• Humidifiers & dehumidifiers

• UV air sanitizing systems

• Whole-home ventilation solutions

• Duct cleaning & sealing

Commercial HVAC Services

• Rooftop unit (RTU) installation & maintenance

• Commercial HVAC repair

• New construction HVAC systems

• Energy-efficient upgrades

• Building automation & controls

• Commercial air quality solutions

Additional HVAC Services

• Smart thermostat installation

• System inspections & performance evaluations

• Preventive maintenance plans

• Geothermal system service

• Refrigeration services (if required)

• Custom ductwork fabrication & installation