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Chelsea, Massachusetts · HVAC

HVAC contractors in Chelsea, MA

13 HVAC contractors in Chelsea, out of 14 HVAC and plumbing businesses the Registry lists there. Ranked by Registry Score, owner-confirmed records first.

Pros
13
Avg. score
42.9
Scored
9

Summary

Data last updated

As of October 14, 2026, the ProComfort Registry lists 13 HVAC contractors in Chelsea, Massachusetts. Most-listed specialties: heating & furnaces (10), air conditioning (5). 9 have enough public signals for a Registry Score, averaging 42.9 out of 100; 3 score 70 or higher. Together they hold 1,229 public reviews on Google, Yelp and Facebook. The highest-scored is Alliance Express, at 84 out of 100. 1 is Featured for 2026. View Alliance Express.

Counts come straight from the Registry's records. How the Registry Score works

Showing 1–13 of 13

HVAC contractors in Chelsea: at a glance

How many HVAC contractors are in Chelsea, Massachusetts?
As of October 14, 2026, the ProComfort Registry lists 13 HVAC contractors in Chelsea, Massachusetts.
Who is the highest-scored HVAC contractor in Chelsea, Massachusetts?
By Registry Score, Alliance Express (Chelsea, MA) ranks first at 84 out of 100, among 9 scored businesses averaging 42.9. The score combines public reviews (50 points), digital presence (30) and reach (20); nobody can pay for a higher score.
Which companies are featured in Chelsea, Massachusetts for 2026?
ProComfort Registry features B Smart Plumbing Heating & Gas Fitting. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.
How are HVAC contractors in Chelsea, Massachusetts ranked?
By Registry Score (0-100, from public reviews, digital presence and reach), with records confirmed by their owners listed first. The full method is at https://procomfortregistry.online/methodology.

What this list includes: heating, ventilation and air conditioning businesses (furnaces, heat pumps, A/C, climate control). Tags come from each business's public category and name, so a company can appear under several trades. HVAC contractors across the US