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Any Plumbing Service You Need, From Routine Maintenance to Emergency Repair—Satisfaction Guaranteed

We offer expert, licensed plumbing services in the northwest Chicago area, including routine maintenance, repairs and installations.

If your plumbing acts up in the middle of the night or there’s water where there shouldn’t be, we offer 24/7/365 emergency service. We have two locations to provide faster service. We're here for you.

Backflow Certification and Testing

If your home's sprinkler system is connected to city water, your city requires the backflow preventer to be tested every year. Backflow preventers keep contaminants from flowing back through the sprinkler and into the city's drinking water. Our professional plumbers are licensed to perform annual backflow certification and testing, which is typically done as part of a sprinkler startup service in the spring.


Plumbing Maintenance & Repair

  • Emergency Plumbing Repair
  • Sewer and Drain Line Cleaning
  • Clogged Drains
  • Faucet and Fixture Repair
  • Leaky Faucets
  • Toilet Repair
  • Water Heater Service & Repair
  • Sump Pump Repairs
    • Battery Backups
    • Frozen Pipes
    • Water Leaks
  • Camera Inspections
  • Preventative Sewer Line Rodding
  • Garbage Disposals
  • Gas Leaks
  • Ejector Pumps

Plumbing Installations

  • Sinks
  • Faucets & Fixtures
  • Bathtubs
  • Toilets
  • Water Heaters
  • Sump and Ejector Pumps

If you need the expert services of a professional plumber, call us today. We’d be happy to talk with you about your next plumbing project.

Experience You Can Trust for All Your Plumbing Services

Althoff has been taking care of customers in the Greater Chicago area for nearly 60 years.

  • Family owned and operated
  • Licensed, insured, and bonded
  • Professionally trained technicians
  • True 24 hour service
  • Live phone operators and staff
  • Employees drive marked vehicles and wear a uniform & ID badge
  • We quote firm prices upfront
  • Free estimates on equipment replacements
  • Quality brands and products you can trust
  • Ongoing training in our state of the art training lab
  • We clean up when we’re done
  • Variety of payment options available
  • Satisfaction guaranteed


"Matt knows our systems and definitely knows what he is doing. We have total confidence when he leaves that everything is done correctly."

~ T.S from North Barrington, IL


"Althoff's is a very good company who always gives great service and timely service by well-trained technicians. We are delighted to do business with this company!!"

~ R.G. from Crystal Lake, IL


"The tech was on time, efficient, and extremely knowledgeable. I would definintly use this individual again, if or when I need this kind of help."

~ M.S. from Crystal Lake, IL


Let Our Customers Tell You How Great We Are

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