Local directory · Round Lake, IL

HVAC Contractors in Round Lake, IL

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

There's a total of 285 HVAC contractor businesses listed for Lake County, IL according to the U.S. Census data. Listed below are 15 companies that have been found using Google's mapping service; out of these, 15 provide contact information including their telephone numbers while another 14 have links directing to their websites. All entries on this page are free for anyone to add as long as they're owners who want to take possession over their pages within our #hashtag.org community.

HVAC Contractors directory · Round Lake

Data: Listings via Google

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Local news · HVAC Contractors · Round Lake

HVAC Contractors in Round Lake — FAQ

How many HVAC contractors are in Round Lake, IL?
There were 285 HVAC contractor companies listed for Lake County, IL according to the U.S. Census (County Business Patterns), while there is only information on 15 of them here.
How many of these HVAC contractors list contact details?
Out of the 15 HVAC companies listed on this page, 15 have provided their contact numbers while only 14 can be linked back to their websites.
Is this Round Lake hvac contractors directory free?
Each entry is based on official information from sources like U.S. Census Bureau's County Business Patterns and Google; anyone can stake their claim to their profile within our hashtag.org network without having to pay a dime.

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