7 Emergency HVAC Contractors in Marietta, GA

4.8 avg rating
25,455 total reviews7 offer 24/7 service

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Top-Rated Emergency HVAC Contractors in Marietta

#1

Cool Air Mechanical

4.9(10,839 reviews)
24/7 Highly Rated

Multiple reviewers specifically mention purchasing new Lennox HVAC systems through the Costco buying program with Cool Air as the installer, noting strong…

1950 Guffin Ln, Marietta, GA 30066
#2

Coolray Heating & Air Conditioning

4.8(10,736 reviews)
24/7 Highly Rated

The Lifetime Parts and Labor Warranty (including $0 repair fees for life) is the most frequently cited reason customers choose and stay with Coolray.…

1787 Williams Dr, Marietta, GA 30066
#3

E. Smith Heating & Air Conditioning

4.9(1,784 reviews)
24/7 Highly Rated

Reviewers frequently mention following E. Smith technicians from one home to the next — an unusual indicator of deep technician trust. Multiple reviewers are…

964 Industrial Park Dr, Marietta, GA 30062

All Emergency HVAC Contractors (7 total)

Air Force Heating & Air

4.8(1,193)
24/7 Highly Rated

Customers frequently highlight specific technicians by name, especially Derrek Mitchell, for correctly…

2129 NW Pkwy SE #113, Marietta, GA 30067

ANYTIME HEATING, COOLING AND PLUMBING

4.8(434)
24/7 Highly Rated

Positive reviews frequently praise technicians by name (Nick is highlighted for saving clients from…

2242 Northwest Dr Suite I, Marietta, GA 30067

Innovative Mechanical, LLC

4.9(313)
24/7 Highly Rated

"Honest" is the single most recurring word in Innovative Mechanical's reviews, appearing across multiple…

1700 Cumberland Point Dr Suite 17, Marietta, GA 30067

RS Andrews

4.8(156)
24/7 Highly Rated

Reviewers praise the professionalism and responsiveness of RS Andrews technicians, particularly for HVAC…

2997 Johnson Ferry Rd, Marietta, GA 30062

Emergency HVAC Costs in Marietta

After-hours, weekend, and holiday HVAC service pricing in Marietta. Rates are typically 1.5-2x standard.

ServiceLowAverageHigh
After-hours service call (weekday night)
Base fee before labor
$150$200$300
Weekend service call
$175$225$325
Holiday / major holiday call
$225$300$450
Emergency labor (hourly)
1.5-2x standard hourly rate
$160$205$250
Emergency repair total (typical)
Repair + after-hours surcharge
$300$700$1,200
Emergency repair (major)
Compressor, heat exchanger failures
$1,200$2,200$3,500

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

Emergency HVAC in Marietta, GA: What to Expect

Emergency HVAC calls in Marietta carry real urgency during Atlanta's summer months — 47 days above 90°F with heat-index readings regularly exceeding 100°F means a failed system is a health issue, not a minor inconvenience. Seven of the 10 active contractors here offer 24/7 availability, and the market averages 4.8 stars across more than 25,000 reviews.

Emergency service pricing in Marietta follows the Atlanta metro pattern. After-hours weeknight calls typically run $150 to $300. Weekend calls fall between $175 and $325, and holiday or major-holiday service calls range from $225 to $450. The base emergency fee covers diagnosis; repairs are billed separately. Georgia requires the Class I or Class II license from the Georgia State Board of Conditioned Air Contractors for all HVAC work, including emergency calls.

E. Smith Heating & Air Conditioning earns an unusual distinction in Marietta emergency reviews — multiple customers describe following their technicians from one home to the next as they move over the years, a sign of technician trust that goes beyond a single service call. Coolray's Lifetime Parts and Labor Warranty removes a significant variable from emergency repair costs, and technicians Jeremy and Wes are cited for responsive, professional work under pressure. Cool Air Mechanical rounds out the top tier with reviews noting accurate diagnostics on emergency calls — no unnecessary upsell when time is short.

Frequently Asked Questions

Emergency HVAC in Marietta adds a premium of $100-$300 to the standard service call fee, with labor billed at 1.5-2x normal rates. After-hours weekday calls typically run $150-$300 before repairs, weekends $175-$325, and holidays $225-$450. Total emergency repair costs usually land between $300-$1,200.