Gilley's Heating & Air Conditioning with Plumbing Services

Built on Family Values and HVAC Excellence

When you need reliable heating and cooling service in Rockford, you want a team that understands how quickly our Illinois weather can shift—and how much depends on a system that works when you need it most. For more than 40 years, Gilley's Heating & Air has been Rockford's trusted name for honest, dependable home comfort service.

What started as a small, family-run heating business in 1985 has grown into one of northern Illinois' most respected HVAC and plumbing companies, built on craftsmanship, care, and a simple promise: We treat your home like our own.

We're guided by integrity, excellence, community, and respect—values that shape every decision we make, from the technicians we hire to the way we serve your family.

Discover why thousands of homeowners across Rockford trust Gilley's with their heating, cooling, and plumbing needs.