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

The US Census (County Business Patterns) counts 285 HVAC contractors in Lake County, IL. Below are the 15 mapped by name from Google — 15 list a phone number and 14 link a website. Every listing here is free, and any owner can claim their page on the hashtag.org network.

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?
The US Census (County Business Patterns) counts 285 HVAC contractors establishments in Lake County, IL. 15 are mapped by name in this directory.
How many of these HVAC contractors list contact details?
Of the 15 HVAC contractors mapped here, 15 list a phone number and 14 link a website.
Is this Round Lake hvac contractors directory free?
Yes. Every listing is built from authoritative data — US Census County Business Patterns and Google — and any business can claim its page on the hashtag.org network at no cost.

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