Heating and Air Conditioning Company Serving Springfield, Bloomington, Champaign and Surrounding Areas

Are you on the hunt for a heating and air conditioning company that goes the extra mile? Welcome to Mike Williams Plumbing, Heating, Air Conditioning and Sewer—where we believe all plumbing and HVAC home services should be faster, cleaner, and better. That has been our motto since 1976, and we continue to follow it to this day. 

Our HVAC and plumbing contractors are highly-skilled, regularly trained, and share 180 years of combined experience. What does this mean for you? There’s no job too big or small for us to handle. We take pride in offering top-tier service to homeowners throughout Springfield, Champaign, Bloomington, Decatur, and neighboring communities. 


100% Satisfaction

If you are not 100% satisfied for any reason during the first year, we will re-do the job to your satisfaction or give your money back. 

Same Day Service

Our service & installation technicians will be at your house the day you contact us unless specified! Your comfort is our business. 

Local Heating and Air Services You Can Count On!

Your search for the best heating and air conditioning company in Springfield and the surrounding areas ends today! 

Mike Williams has built a reputation for providing the highest quality HVAC home services in the area. From AC repairs to heating installations and everything in between, we can do it all. Not only that, but we do it with a smile. Our team of HVAC professionals is always ready to help you get comfortable again.

HVAC Home Services — Trusted Since 1976

Your HVAC system is an investment in your home comfort, which means you should only trust a seasoned professional for service. 

Not only does our team here at Mike Williams come with 180 years of combined experience, but we also have the utmost respect for your time and home. Our heating and air conditioning experts travel in fully-stocked trucks so we can complete your service on the first visit. Plus, we wear shoe covers, respect your furnishings, and politely communicate your heating and cooling needs. You can always trust us to have your best interests in mind and in heart. 

No matter what you need done, our services are backed with a 100% Satisfaction Guarantee. We won’t rest until you’re happy with our work. In fact, we don’t believe in simply meeting your expectations—we want to exceed them. 

When it comes to heating and air conditioning services, there’s no better team to turn to than the one at Mike Williams! 

Residential HVAC Repairs That Don’t Break the Bank 

Does it seem like your heating and cooling system fails when you need it the most? Like all homeowners, you dread making that desperate call to your local HVAC company. But have no fear—Mike Williams offers the leading HVAC repairs in Springfield, Bloomington, Champaign, Decatur, and beyond. 

Better yet, avoid unexpected repairs when you sign up for one of our maintenance agreements! For only pennies a day, you can protect your heating, air conditioning, and even plumbing system all year long. Maintenance members enjoy priority service, special discounts, and more. Invest in your home comfort today, and sign up for a maintenance agreement. 

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Plumbing and Drain Company

Nothing in your home sees as much daily use as your plumbing system. From morning showers to nightly dishwashing to weekend laundry, your plumbing is always hard at work making home life convenient. That’s why when something goes awry with your kitchen or bathroom plumbing, it can cause a huge headache for the entire family. 

Luckily, you don’t have to search far and wide for a plumbing company you can trust. Mike Williams has a team of plumbing contractors ready and available to provide prompt and professional repairs. We can fix: 

  • Leaky faucets
  • Clogged drains or sewer lines
  • Frozen pipes
  • Running toilets
  • Low water pressure
  • Water heater problems
  • Sump pump failures
  • Damaged garbage disposals
  • And more!

Our plumbing services also include the installation and repair of bathroom and kitchen fixtures. If you’re thinking about remodeling your home, give our plumbers a call to see how we can take your plumbing to the next level. 

Most importantly, we’re available for emergencies! Whether you need a burst pipe repair or a late-nite sewer and drain cleaning service, you can count on our team to get the job done fast. We understand that some plumbing issues just can’t wait. When you’re faced with an emergency, get in touch with a local plumbing and drain company that offers dependable service. 

Water Heater Service

Think about how much you rely on hot water every day to keep your household running smoothly. It’s no surprise, then, that a busted water heater can throw everything off-kilter. When you need speedy water heater service, give our plumbers a call! 

With over 180 years of combined experience, our team has worked with dozens of water heater makes and models. Our water heater services are available for both tank and tankless models, as well as heat pump water heaters. 

Commercial Plumbing

Good plumbing is just as important for your business as it is for your home. When you need a reputable sewer and drain service provider, turn to Mike Williams. Our plumbing company has proudly served local businesses for years, and we’re happy to help you with all your plumbing needs! 


Does your furnace keep you warm all winter long? Call Mike Williams today to get your high efficiency gas furnace installation! Get yours before the cold weather comes!