Local directory · Crystal Lake, IL

HVAC Contractors in Crystal Lake, IL

Written & reviewed by Founder, SEO Local · 22 years in SEO · Updated October 2026 · LinkedIn

The US Census (County Business Patterns) counts 170 HVAC contractors in McHenry County, IL. Below are the 1 mapped by name from OpenStreetMap — 1 list a phone number and 1 link a website. Every listing here is free, and any owner can claim their page on the hashtag.org network.

HVAC Contractors directory · Crystal Lake

Data: © OpenStreetMap contributors

Right now in Crystal Lake
67°F
Clear
  • Today68° 47°
  • Fri62° 50°
  • Sat75° 55°
  • Sun73° 57°
  • Mon80° 59°
  • Tue72° 54°
  • Wed65° 52°
Local news · HVAC Contractors · Crystal Lake

HVAC Contractors in Crystal Lake — FAQ

How many HVAC contractors are in Crystal Lake, IL?
The US Census (County Business Patterns) counts 170 HVAC contractors establishments in McHenry County, IL. 1 are mapped by name in this directory.
How many of these HVAC contractors list contact details?
Of the 1 HVAC contractors mapped here, 1 list a phone number and 1 link a website.
Is this Crystal Lake hvac contractors directory free?
Yes. Every listing is built from free public data — US Census County Business Patterns and OpenStreetMap — and any business can claim its page on the hashtag.org network at no cost.

More in Crystal Lake