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About
With a 4.8★ rating across 1043+ reviews, Althoff Home Services is one of the highest-rated HVAC contractors in the Chicagoland market, based in Crystal Lake, serving the Chicagoland area. Specializes in plumbing. One reviewer writes: "Althoff did an excellent job on the replacements of my AC and furnace." Reviewers consistently note clean, detailed craftsmanship. Homeowners frequently mention Brian by name for standout service. The workspace stays clean during the project — something clients value. Based on reviewer data, typical projects fall in the $1,200 to $5,000 range. Responds to reviews personally, which reflects a commitment to reputation and accountability. Knows how to handle the complexities of older Chicago-area homes.
Project Pricing Insight
Price range:Mid-Range$$
HVAC projects typically cost $3K – $15K in Chicagoland
John Podlasek
56 reviews
Highlights
High-quality workmanshipProfessional and trustworthyClean and respectful of propertyWent above and beyond
Specialties
- HVAC installation
- Plumbing
- Historic home specialist
Service Areas
Crystal Lake, Chicago
What Clients Are Saying
Clients liked
- “The techs were courteous and professional. Pricing was exactly as quoted.”
- “Our AC stopped working and we called to get a quote from Althoff because we didn't like the quote from our current service provider.”
- “We will be using Althoff's services again. We're more than satisfied.”
Some noted
- “Then several months back their tech matt promised us several things he would perform on our pipes when we agreed to the service he didn't fill his agreement we are done with Althoff and we will not recommend their service to no...”
- “I am writing to express my concern about the recent service on my radiant heat boiler.”
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