GMI Mechanical. Heating and cooling

GMI Mechanical provides trusted heating, cooling, and electrical services across the Orland Park and Oak Lawn areas. With certified technicians and a customer-first approach, we specialize in HVAC repair, installation, and maintenance for residential and commercial systems. As a Mitsubishi Diamond Dealer, we deliver top-tier ductless, furnace, and AC solutions backed by expert craftsmanship and honest pricing. From water heaters to standby generators, GMI Mechanical keeps your home or business running efficiently and comfortably all year long. Contact us today for fast, reliable service and lasting results.