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Mechanical and electrical problems may occur without you knowing. A dirty air conditioner or a faulty electrical wire can do so much harm to your family. Prevent this from happening. Keep your family safe and your home well-maintained by having a contractor than you can contact for electrical, HVAC, and plumbing services. Hire someone you can trust. Hire Althoff Industries.


For almost 60 years, Althoff Industries has been providing installation, repair, and maintenance services in Greater Chicago. Our family-owned business serves families in the northwest suburbs including Mundelein. We are committed to providing professional services and ensuring the satisfaction of our customers. Together with a team of licensed technicians, plumbers, and electricians, we continue to expand our knowledge and skills so we can meet your needs in the best way possible. 


We understand the importance of having a risk-free home. Apart from keeping your family safe and comfortable, a well-maintained house also prevents unnecessary and excessive costs. Althoff Industries provides repair and routine maintenance for the following home systems so you can avoid such issues.

Frequent electrical surges and tripping circuit breakers can lead to blackouts and fire. We know you don’t want that to happen. Althoff Industries offers electrical repair services for simple to complex requests. We also install different kinds of lighting for when you want to brighten up your home.

More Information on Furnace Services

Heating and cooling systems such as boilers, furnaces, water heaters, and air conditioners require routine maintenance. Our expert technicians in Mundelein can take care of regular upkeep, or fix any problems with these systems in just a few hours, quickly bringing back the comfort inside your home.

More Information on Plumbing Services

Everybody needs a good plumbing system. Nobody wants to deal with a broken shower or a leaking faucet all the time. We’ll help you with your plumbing issues even if it’s an emergency. We’re on call 24/7 so we’ll be there immediately.

More Information on Boiler Services

The quality of the air you breathe is important. Humidified air can help you breathe better and avoid structure damage. Get a home humidifier or clean your filters and air purifiers with our help. Fight indoor contaminants and enjoy healthier indoor air. 

More Information on Boiler Services


Getting a contractor that efficiently provides all services can be difficult. Good thing there’s Althoff Industries! We have a team of licensed, insured, and bonded mechanics and electricians in Mundelein and other areas in Chicago. We will ensure the efficiency of your systems at home to help keep your family safe. 

Our service prices are friendly. We can give you a free quote upfront. No need to worry about payment options as well as we can offer several choices for you.


Don’t risk your family’s safety. Call Althoff Industries in Mundelein today. Contact any of the numbers below.

  • (815) 455-7000
  • (800) 225-2443 (toll-free)

Our residential services extend to suburbs in the northwest, including Barrington, Cary, and Kildeer. For a complete list of service locations, click here.