Family-Owned. Locally Trusted. Serving Rockford Since 1985.

For more than 40 years, Gilley’s has been Rockford’s go-to name for honest, dependable home comfort service.
What started as a small, family-run heating business has grown into one of northern Illinois’ most trusted HVAC and plumbing companies, built on craftsmanship, care, and a simple promise: We treat your home like our own.

Why Rockford Homeowners Choose Gilley’s

Proven Experience

Since 1985, Gilley’s has installed, repaired, and maintained thousands of heating, cooling, and plumbing systems across the Rockford area. Our decades of local experience mean we understand the unique challenges Illinois homeowners face — from freezing winters to humid summers.

Family-Owned & Operated

We’re not a franchise or a corporate chain. Gilley’s is family-owned, locally managed, and personally invested in every customer we serve. When you call us, you’re working directly with a team that lives right here in the community.

Licensed, Insured & Certified

Every Gilley’s technician is professionally trained, background-checked, and certified to ensure your home systems are handled safely and correctly — the first time.

Honest, Upfront Pricing

We don’t believe in surprises. Every estimate is clear, detailed, and upfront. No hidden fees. No pushy sales tactics. Just honest work and fair pricing.

All-in-One Home Comfort Experts

From furnace and AC installation to plumbing repair, drain cleaning, and water heater replacement, Gilley’s provides complete home comfort under one roof — so you never have to call multiple contractors.

Fast, Reliable Service

We understand that when your furnace stops or your plumbing leaks, time matters. That’s why we offer same-day service and emergency repairs, with fully stocked trucks ready to roll across Rockford and nearby communities.

Our Mission

To keep Rockford families comfortable and safe through quality workmanship, honest communication, and reliable service, one home at a time. We’re not just fixing systems; we’re building lifelong relationships based on trust, reliability, and pride in doing the job right.

Our Core Values

• Integrity: Do what’s right, even when no one’s watching.

• Excellence: Deliver work we’re proud to put our name on.

• Community: Give back to the neighborhoods we serve.

• Respect: Treat every customer and home like family.

These aren’t just words — they guide every decision we make, from hiring to customer care.

Areas We Serve

Gilley’s proudly serves Rockford, Loves Park, Belvidere, Machesney Park, Cherry Valley, and surrounding Illinois communities.
If you’ve searched for “best HVAC company in Rockford” or “plumber near me,” chances are we’ve already helped one of your neighbors.

why Gilley’s HVAC

At Gilley's HVAC, we understand that your comfort at home or in the workplace is paramount. Our family-owned business has dedicated itself to providing top-notch heating, ventilation, and air conditioning solutions to our community. Our commitment to quality service, expertise in the latest HVAC technologies, and dedication to customer satisfaction set us apart.