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March 9, 2026 Maintenance

Why Wait? The Deal of the Year Is Here!

Every homeowner wants their home’s essential systems to run smoothly throughout the year. From heating and cooling to plumbing and electrical,...

February 23, 2026 Maintenance

The Hidden Costs of Ignoring Minor Issues in Your Home

Small problems around your home can be easy to overlook. A slow drip under the sink, a furnace that makes an occasional...

February 9, 2026 Water Heaters

What Water Heaters Don’t Tell You (Until It’s Too Late)

Water heaters work quietly in the background, delivering hot water day after day with very little attention. Because they’re tucked away in...

January 26, 2026 About

A Career Where Every Day Makes a Difference: Working at Althoff

Choosing a career is about more than finding a job—it’s about finding purpose, growth, and a place where your work truly matters....

January 12, 2026 Plumbing

The Plumbing Inspection You Think You Don’t Need—Why It Actually Matters

When water flows freely, and fixtures seem to work as expected, it’s easy to assume your plumbing system is in great shape....

December 22, 2025 Plumbing

Avoid Holiday Plumbing Headaches: Winter Prep Tips for Your Home

The holiday season often brings full houses, busy kitchens, and increased water usage throughout the home. While gatherings and celebrations are meant...

December 8, 2025 Heating

5 Ways to Lower Your Energy Bills This Winter (Without Sacrificing Comfort)

Winter in the Chicago area can bring beautiful scenery — but it can also lead to rising energy bills as your heating...

November 24, 2025 Air Conditioning

Upgrade & Save: Take Advantage of 2025 Federal Tax Credits Before They’re Gone

With energy costs rising and more homeowners looking for efficient ways to improve comfort, there’s never been a better time to upgrade...

November 10, 2025 Electrical

Home Electrical Safety: What to Check Before Winter Hits

As temperatures begin to drop and winter approaches, homeowners rely more heavily on their electrical systems to keep their homes warm, well-lit,...

What Are Other Chicagoans Saying?

I just wanted to thank you for the great service we received over the past few days in repairing our furnace.

Mark Stephenson

4.8

on 1094 reviews

Serving Chicago's Suburbs

We proudly serve homeowners throughout the following areas, delivering
reliable, high-quality service wherever you need us.

Let’s get your project
started today!

We offer whole-home solutions, not just quick fixes.

Membership Call 815-455-7000

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Main Office

Althoff Home Services

8001 S Illinois Rte 31
Crystal Lake, IL 60014

Get Directions 815-455-7000

Branch Office

Althoff Home Services

4152 May St Suite B
Hillside, IL 60162

Get Directions 630-216-4186

Office Hours

Office Hours: Mon-Fri
7AM - 5PM

24/7 Emergency Service
Available

Chicago Plumbing License
#BC197554