HVAC & Plumbing Company in Champaign, IL

Trusted & Reliable HVAC Contractor in Champaign, IL Since 1976 

A comfortable home depends on systems you rarely think about—until one stops working. When that day comes in Champaign, you want a company that answers the call and shows up ready to work. That’s been our way at Mike Williams Plumbing, Heating, Air Conditioning and Sewer since 1976. We’re a full-service HVAC and plumbing company serving Champaign homes and small businesses, and our contractors bring 180 years of combined experience to every job—guided by one promise: faster, cleaner, better.

Book your Champaign plumbing or HVAC service appointment, or call (217) 673-0758.

Champaign Heating & Air Conditioning Built for Illinois Weather

From humid summers to bitter winters, your comfort systems work hard year-round, and we keep them ready for both. Our Champaign heating and cooling services include furnace repair and installation, AC repair, heat pump service, and seasonal tune-ups that improve efficiency and help your equipment last longer. Whether you need a fast fix or you’re weighing a full replacement, we’ll lay out your options clearly so you can decide with confidence.

Reliable Plumbing & Sewer Service in Champaign

Few things disrupt a household faster than a plumbing problem. Our Champaign plumbers handle clogged drains, leaky faucets, running toilets, low water pressure, water heater repair and replacement, sump pumps, and sewer line service. Big job or small, we respect your home, work cleanly, and leave things better than we found them.

Comfort emergencies don’t wait for business hours, and neither do we. We offer same-day service, weekend appointments, and 24/7 emergency repairs, along with financing, flexible payment plans, and a warranty that stands behind every job. As an A+ Accredited member of the Illinois Better Business Bureau, we’ve spent decades earning the trust of the communities we serve—one repair at a time.

Champaign HVAC & Plumbing FAQ

What HVAC and plumbing services do you offer in Champaign?

We’re a full-service company, covering heating, air conditioning, water heaters, drains, sump pumps, and sewer lines for both homes and small businesses.

Do you handle after-hours emergencies?

Yes. We offer weekend appointments and 24/7 emergency repairs, so help is available whenever something goes wrong.

What if I can’t pay for a big repair all at once?

No problem. We offer financing and flexible payment plans, and every job is backed by our warranty.

How long have you served the Champaign area?

We’ve kept local homes and businesses comfortable since 1976—nearly five decades of faster, cleaner, better service.

Need a hand today? Call Mike Williams Plumbing, Heating, Air Conditioning & Sewer at (217) 673-0758 or schedule your service online.