Hvac companies in Connecticut
1,036 active HVAC companies tracked in Connecticut. Vendor-facing rankings by review count and growth velocity, plus verified owner contacts. Refreshed weekly.
across Connecticut
16% of tracked HVAC companies
chain-influenced
8% of Connecticut
Available rankings
Browse the Connecticut HVAC company market by total reviews or by current growth, with verified owner contacts behind each ranking.
Fastest growing Connecticut HVAC companies
Active HVAC companies opening new locations and picking up new reviews in the last 90 days.
Largest Connecticut HVAC companies
#1 Aiello Home Services · 4,882 reviews
About the Connecticut HVAC company market
Orbital tracks 1,036 active HVAC companies across Connecticut, 85 of which operate multiple locations. The top 25 by review count account for 48% of all reviews in the market, a concentrated leadership tier with strong brand equity.
The remaining 951 HVAC companies are single-location independents, the long tail that B2B vendors typically need higher-volume prospecting motions to reach.
Common questions
How many HVAC companies are in Connecticut?
Orbital tracks 1,036 active HVAC companies across Connecticut. 85 of them operate multiple locations; 951 are single-location independents.
Which Connecticut HVAC company has the most reviews?
Aiello Home Services leads Connecticut HVAC companies with 4,882 total reviews across all locations. See the full Largest 25 ranking above for the rest of the leaders.
How concentrated is the Connecticut HVAC company market?
The top 25 HVAC companies hold 48% of all review volume in Connecticut. 161 HVAC companies have 100+ reviews; the long tail is dominated by single-location independents under 100 reviews.
Are most Connecticut HVAC companies independent or chains?
92% of Connecticut HVAC companies are single-location independents. The remaining 8% (85 businesses) operate two or more locations , these are the most common targets for B2B vendors selling into expanding HVAC company chains.
Where can I get verified contact info for Connecticut HVAC company owners?
Every HVAC company in the Largest 25 and Fastest Growing rankings above unlocks verified owner / GM contacts: mobile phones, work emails, and decision-maker titles. Contacts come from a separate 20+ source scan and refresh monthly.
Methodology
This HVAC company directory tracks active businesses across Connecticut and rolls them up by business name. Records refresh weekly from 12+ public and private data sources, independently verified against at least two of them. Owner contacts come from a separate 20+ source scan and refresh monthly.
For a national view of HVAC company industry data, browse every metro and state in the directory.
About Orbital
Orbital is the Zoominfo for companies selling to SMBs. Our platform enables companies to get their whole TAM (total addressable market) in a box, find contacts not on LinkedIn, and score accounts with custom ICP attributes. The HVAC company directory you're reading right now is one slice of that platform, covering every US metro and state. See why companies including Instacart, Classpass, and Jobber are using Orbital today.
Everything you need to sell to HVAC companies
Reach local businesses with AI prospecting, SMB data enrichment, and verified contacts. For companies underserved by ZoomInfo.