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Johns Island, South Carolina · HVAC

HVAC contractors in Johns Island, SC

8 HVAC contractors in Johns Island, out of 9 HVAC and plumbing businesses the Registry lists there. Ranked by Registry Score, owner-confirmed records first.

Pros
8
Avg. score
57.6
Scored
8

Summary

Data last updated

As of October 14, 2026, the ProComfort Registry lists 8 HVAC contractors in Johns Island, South Carolina. Most-listed specialties: heating & furnaces (4), air conditioning (3), commercial (2), refrigeration (2). 8 have enough public signals for a Registry Score, averaging 57.6 out of 100; 4 score 70 or higher. Together they hold 2,003 public reviews on Google, Yelp and Facebook. The highest-scored is Carney & Son 72 Degrees, at 92 out of 100. 3 are Featured for 2026. View Carney & Son 72 Degrees.

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

Showing 1–8 of 8

HVAC contractors in Johns Island: at a glance

How many HVAC contractors are in Johns Island, South Carolina?
As of October 14, 2026, the ProComfort Registry lists 8 HVAC contractors in Johns Island, South Carolina.
Who is the highest-scored HVAC contractor in Johns Island, South Carolina?
By Registry Score, Carney & Son 72 Degrees (Johns Island, SC) ranks first at 92 out of 100, among 8 scored businesses averaging 57.6. 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 Johns Island, South Carolina for 2026?
ProComfort Registry features Carney & Son 72 Degrees, AGL Heating & Air, Triad Mechanical Contractors. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.
How are HVAC contractors in Johns Island, South Carolina 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