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Many homeowners do not realize the importance of home maintenance. Due to busy lives and other personal goals, we tend to overlook the significance of having an organized and well-maintained property. It’s never too late, though. Preserve the value of your home by starting with plumbing, HVAC, and electrical systems. You can do this with a trusted company, affordably.


For almost 60 years, Althoff Industries has been the leading contractor for HVAC, plumbing, and electrical services in Chicago and the surrounding suburbs. Our family-owned business offers services to homes in Crystal Lake and other suburbs in the Northwest. Whether you’re dealing with a clogged drain, a leaking air conditioner, or a faulty wiring at home, our dedicated team of technicians and electricians will be there to assist you.


Electrical and mechanical issues can arise even in a brand new house. It’s stressful, of course, but when you have a reliable company like Althoff, these system problems can be solved quickly.  Check out our services below.

It’s great to have HVAC systems at home—a water heater, boiler, furnace, and air conditioner. However, when one of these systems go wrong, it can be quite a headache  for you and your loved ones. Apart from inconvenience, a broken HVAC system can lead to expensive energy bills.

If your furnace goes out or your water heater won’t give the right temperature, Althoff Industries will help you. Our reliable and professional technicians will evaluate the problem to ensure that your systems are safe to use and are working efficiently.

More Information on Furnace Services

Need a complete plumbing remodel? Or maybe you’re just looking for someone who can manage a simple shower repair? Our plumbing services in Crystal Lake are just one call away. We will respond  to your request quickly and ensure that you’re satisfied with our job. We also offer plumbing installation for when you’re finally ready for  that porcelain bathtub. 

More Information on Plumbing Services

From lighting installations to complete home rewiring, our highly-trained team can quickly act on your needs. Electrical problems can’t wait, and they shouldn’t, so we will be at your service ASAP. Your safety is important to us. We will diagnose and solve the problem quickly.

More Information on Electrical Services

Plumbing, HVAC, and electrical problems can happen anytime. They can also lead to injury or damage to your property. Our 24/7 emergency repair services in Crystal Lake are done to the highest standard, so you can get back to your normal life.

More Information on Emergency Services


We are fans of great work and this we live by daily. When you call us, we will be at your service immediately. We will diagnose the problem and ensure that we get the job right. There are no room for errors, especially when it comes to your family’s safety.

We always quote before performing any repairs. Our licensed, insured, and bonded staff can handle any challenge and keep you satisfied.

For quality HVAC, plumbing, and electrical services in Crystal Lake, contact Althoff Industries.

We also service the Greater Chicago area and other locations like Cary, Barrington, and Wheaton. For a complete list, click here.