Top 3 HVAC Contractors in Johnston

Compare the highest-rated hvac professionals in Johnston, South Carolina. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Johnston Climate Control

4.8
(127 reviews)
Verified

A full-service HVAC contractor specializing in high-efficiency system installations and 24/7 emergency repairs. Known for expertise in handling the region's high humidity levels and providing comprehensive ductwork diagnostics and sealing services.

101 Main Street, Johnston, SC 29832

Specialties & Features

24/7 Emergency Service
High-Efficiency Systems
Ductwork Design & Sealing
Humidity Control Solutions

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
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#2

Palmetto Heating & Air

4.6
(94 reviews)
Verified

Family-owned HVAC company offering premium installation, maintenance, and repair services. They specialize in energy-efficient upgrades and work with top brands like Trane and Carrier. Their maintenance plans are specifically tailored to the long cooling season demands of the Johnston climate.

245 Edgefield Highway, Johnston, SC 29832

Specialties & Features

Energy Efficiency Upgrades
Preventive Maintenance Plans
Heat Pump Specialists
Furnace Installation

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
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#3

Southern Comfort HVAC Services

4.4
(68 reviews)
Verified

Reliable local contractor providing comprehensive HVAC services with a strong focus on repair and emergency response. They offer honest diagnostics and specialize in both residential and light commercial systems, with expertise in older system repairs and modern replacements.

78 Calhoun Street, Johnston, SC 29832

Specialties & Features

Emergency Repair Services
Older System Expertise
AC Tune-Ups
Furnace Repair

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes
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Why These Are the Top HVAC Contractors in Johnston

Johnston, SC experiences a humid subtropical climate with hot, humid summers and mild winters. This creates significant demand for reliable air conditioning, dehumidification, and ventilation services for most of the year, with a shorter but crucial heating season. The local HVAC market is competitive with several well-established contractors. Homeowners prioritize system reliability, energy efficiency to combat high summer utility bills, and contractors who can provide quick emergency service during peak summer heat. Proper ductwork sealing and insulation are also critical due to high humidity levels.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Johnston regulations and climate