6 AC Installation Contractors in Stone Mountain, GA

4.8 avg rating
150 total reviews1 offer 24/7 service
Need emergency service? 4 HVAC providers in Stone Mountain offer 24/7 availability

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Top-Rated AC Installation Contractors in Stone Mountain

#1

Komery Mechanical Services

4.7(83 reviews)

Multiple reviewers highlight the long-term relationships they've maintained with Komery spanning decades, with one family noting 36 years of continuous…

4891 Redan Rd, Stone Mountain, GA 30088
#2

Comfort Air of Atlanta Inc

4.2(27 reviews)

All five-star reviews name Rick or his crew, with multiple reviewers noting same-day response times and fair pricing without upselling. Reviewers specifically…

4618 Rockbridge Rd, Stone Mountain, GA 30083
#3

Lyon’s Heating/Air Conditioning Inc

4.8(17 reviews)

All 17 reviewers award 5-star ratings, with Mr. Lyons named directly in multiple accounts as the skilled technician and Mrs. Lyons praised for professional…

4130 Rockbridge Heights Dr, Stone Mountain, GA 30083

All AC Installation Contractors (6 total)

YU-BAR HVAC LLC

5.0(12)

5 of 8 reviewers specifically name same-day arrival or fast turnaround during weather emergencies. Honest…

1276 Old Countryside Cir, Stone Mountain, GA 30083

mrfixithvacplus.com

4.9(9)
24/7

All five available reviewers award five-star ratings, with three specifically mentioning the contractor's…

536 Halwick Ct, Stone Mountain, GA 30083

Thermal Group Heating and Air Inc.

5.0(2)

Both reviewers awarded 5 stars, with Sam Justice specifically praising the company's organization,…

1485 S Indian Creek Dr, Stone Mountain, GA 30083

AC Installation Costs in Stone Mountain

New central AC installation costs in Stone Mountain, by system type and brand.

ServiceLowAverageHigh
Window unit
$150$350$700
Ductless mini-split (single zone)
$2,000$4,500$8,000
Central AC replacement (existing ducts)
$3,500$6,500$12,000
Central AC new install (with ductwork)
$7,000$12,000$20,000
Carrier (residential)
$3,800$6,200$10,500
Trane (residential)
$5,000$8,800$13,600
Lennox (residential)
$3,500$6,500$12,000
Rheem (residential)
$3,200$5,500$9,000

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

AC Installation in Stone Mountain, GA: What to Expect

Summers around Stone Mountain push cooling systems hard: Atlanta’s climate brings warm, humid months with about 47 days above 90°F and frequent heat-index readings over 100°F, so reliable air conditioning is essential across cooling and heating seasons. That demand supports six local contractors for ac-installation Stone Mountain, who average a 4.8 rating from roughly 150 reviews; one firm advertises 24/7 service for urgent breakdowns.

Pricing for new systems varies widely depending on equipment size, SEER efficiency, condenser and evaporator choices, any required ductwork repairs, and municipal permits; specific dollar ranges were not provided in the available data. Homeowners should expect installed bids to reflect these variables plus labor and disposal fees. Georgia requires HVAC contractors to carry either a Class I (restricted) or Class II (unrestricted) license from the State Board of Conditioned Air Contractors, so verify license status before accepting a quote.

Customer highlights were not included in the dataset, so look for consistent themes in local reviews: punctuality, clear written estimates, warranty clarity, and post-installation support. Ask about emergency response times (especially if 24/7 service is important), confirm manufacturer warranties and labor guarantees, and request proof of the required Georgia license to ensure the installer meets state standards.

Frequently Asked Questions

New AC installation in Stone Mountain costs $150-$20,000 depending on system type. Window units run $150-$700, ductless mini-splits $2,000-$8,000 per zone, central AC replacement with existing ducts $3,500-$12,000, and full new installs with ductwork $7,000-$20,000. SEER rating, tonnage, and brand significantly affect pricing.