5 Commercial HVAC Contractors in Hiram, GA

4.5 avg rating
440 total reviews1 offer 24/7 service
Need emergency service? 6 HVAC providers in Hiram offer 24/7 availability

Top-Rated Commercial HVAC Contractors in Hiram

#1

Twins Plumbing & Septic

4.9(215 reviews)
Highly Rated

All 215 reviewers award 5 stars, with multiple customers specifically praising the thoroughness of tank pumping procedures that went beyond typical service.…

1680 Hiram Douglasville Hwy, Hiram, GA 30141
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#2

Air Touch HVAC

5.0(161 reviews)
Highly Rated

Every reviewer awarded 5 stars, with 160 customers contributing feedback. Technicians Chavez, Tommy, and Sadrach each earned named commendation across multiple…

5745 Wendy Bagwell Pkwy, Hiram, GA 30141
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#3

Southern Air Care LLC

4.8(36 reviews)
24/7

All four detailed reviews award 5 stars, with customers specifically praising response speed, transparent pricing, and technician honesty. Descriptors…

Strip 92 Shopping Center, 1818 Hiram Douglasville Hwy Suite E2, F, G, Hiram, GA 30141
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All Commercial HVAC Contractors (5 total)

Hot & Cold Equipment Services, Inc.

4.3(23)

Four of five detailed reviewers specifically mention same-day or emergency response capability, with three…

3595 Hiram Douglasville Hwy Ste 105, Hiram, GA 30141
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Lighting of Georgia

3.4(5)

Two of three detailed reviews award five-star ratings, praising the team's crane operation skills and project…

118 Greenfield Rd, Hiram, GA 30141
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Commercial HVAC Costs in Hiram

Commercial system pricing in Hiram. Actual costs vary significantly by building size and system type. Request a site-specific quote.

ServiceLowAverageHigh
Annual maintenance (per rooftop unit)
Quarterly inspections
$500$1,000$2,000
Annual contract (small business, < 5K sqft)
$1,000$2,500$5,000
Annual contract (mid-size, 5K-25K sqft)
$3,500$6,500$10,000
Basic rooftop unit replacement
$6,500$10,000$15,000
Small business full system (< 5K sqft)
$8,000$16,000$25,000
Mid-size building (5K-25K sqft)
$25,000$50,000$80,000
Operating cost (per sqft annually)
Utility + maintenance
$2$4$6

Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

Commercial HVAC in Hiram, GA: What to Expect

Hiram's position in the greater Atlanta metro means commercial buildings here face the same punishing summer conditions that define the region. The Atlanta area sees 47 days above 90 F each summer, with humidity pushing heat-index readings past 100 F on a regular basis. That kind of heat doesn't just make people uncomfortable, it stresses rooftop units and refrigeration equipment continuously, driving year-round demand for professional Commercial HVAC in Hiram. Five contractors serve this market, collectively earning a 4.5 average rating across 440 reviews, giving local businesses real choices when systems fail or preventive service is needed.

Annual maintenance for a single rooftop unit typically runs $500-$2000, while small business contracts covering properties under 5,000 square feet usually fall between $1000-$5000. Mid-size commercial buildings in the 5,000-25,000 square foot range generally see annual service contracts priced from $3500-$10000. All commercial HVAC work in Georgia requires contractors to hold either a Class I or Class II license from the State Board of Conditioned Air Contractors, ensuring baseline competency for business owners seeking service.

Customer feedback paints a clear picture of what separates top performers. Air Touch HVAC earned a perfect 5.0 rating from 160 reviewers, with technicians Chavez, Tommy, and Sadrach each earning named commendations for their work. Southern Air Care LLC follows closely at 4.8 stars, with customers specifically citing response speed, transparent pricing, and technician honesty as consistent strengths across their reviews.

Frequently Asked Questions

Commercial HVAC in Hiram varies widely by building size. Annual maintenance contracts run $1,000-$10,000+ depending on unit count and service frequency. Rooftop unit replacement starts around $6,500-$15,000, small business systems (<5K sqft) run $8,000-$25,000, and mid-size buildings cost $25,000-$80,000 installed.