The Best HVAC in Alpharetta, GA

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

#1

Alpharetta Climate Control Experts

4.8
(324 reviews)
Verified

A premier full-service HVAC contractor specializing in high-efficiency system installations, complex ductwork design, and 24/7 emergency repairs. They are certified experts in handling the humid subtropical climate of North Georgia and focus on energy-saving solutions for both residential and light commercial properties.

1255 Oak Street, Alpharetta, GA 30009

Specialties & Features

24/7 Emergency Service
Energy Efficiency Audits
Ductwork Design & Sealing
High-Efficiency Systems
Smart Thermostat Integration

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#2

Pure Air HVAC of Alpharetta

4.7
(278 reviews)
Verified

Known for exceptional customer service and deep technical expertise in HVAC maintenance and repair. They offer comprehensive annual maintenance plans tailored to the local climate's demands, which involve cleaning coils, checking refrigerant levels, and ensuring systems run efficiently through the hot summers. They are a Carrier Factory Authorized Dealer.

4520 North Point Parkway, Suite 150, Alpharetta, GA 30022

Specialties & Features

Precision Tune-Ups & Maintenance Plans
Furnace & Heat Pump Repair
Indoor Air Quality Solutions
HVAC System Diagnostics
Weekend Service Available

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Summit Heating & Air Conditioning

4.6
(195 reviews)
Verified

A reliable, family-owned HVAC company with a strong focus on honest diagnostics and quality installations. They excel in furnace and AC replacements, often working with Trane and Lennox systems. Their technicians are NATE-certified and particularly skilled in addressing the specific strain that Georgia's humidity places on HVAC systems.

880 Maxwell Road, Alpharetta, GA 30009

Specialties & Features

HVAC System Replacement
Honest Repair Services
Furnace Installation
Humidity Control
Senior Discounts

Business Information

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

Why These Are the Top HVAC Contractors in Alpharetta

The HVAC market in Alpharetta, GA, is highly competitive and service-driven due to the city's humid subtropical climate. Residents experience hot, humid summers (average highs in the upper 80s°F) and mild but occasionally cold winters, placing year-round demand on both heating and cooling systems. The primary needs include efficient AC performance to manage heat and humidity, reliable furnace operation for winter, and a growing demand for energy-efficient upgrades and air quality improvements due to pollen and allergens. The market consists of numerous local contractors, with the top-tier ones differentiating themselves through 24/7 emergency service, maintenance plans, and expertise in high-efficiency equipment.

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 Alpharetta regulations and climate

Frequently Asked Questions About HVAC in Alpharetta

Get answers to common questions about hvac services in Alpharetta, Georgia.

1What is the typical cost range for replacing a central HVAC system in Alpharetta, and what factors influence the price?

In Alpharetta, a full HVAC system replacement typically ranges from $6,500 to $12,000+, depending heavily on system size (measured in tons), efficiency rating (SEER), and brand. Key local factors include the need for enhanced humidity control due to our humid subtropical climate and whether your home's existing ductwork requires modification. Always get multiple itemized estimates from licensed local contractors to compare.

2When is the best time of year to schedule HVAC maintenance or replacement in Alpharetta to avoid delays and high costs?

The optimal times are during the mild shoulder seasons of early spring (March-April) and early fall (September-October). Scheduling service then avoids the extreme demand peaks of our hot, humid summers and occasional cold winter snaps, ensuring better availability and often promotional pricing. This proactive timing also ensures your system is fully prepared for the intense summer cooling season ahead.

3Are there any local Alpharetta or Georgia-specific regulations or rebates I should know about when installing a new HVAC system?

Yes, Georgia Power and the Municipal Gas Authority of Georgia often offer rebates for installing high-efficiency HVAC equipment, which can significantly offset costs. Furthermore, all HVAC contractors in Alpharetta must be licensed by the State of Georgia and must pull required permits from the City of Alpharetta for new installations, which ensures work meets building and electrical codes.

4How do I choose a reliable HVAC contractor in Alpharetta, and what local red flags should I watch for?

Choose a contractor who is locally established, holds a valid Georgia State Conditioned Air Contractor license (you can verify this online), and provides detailed, written estimates. Key local red flags include a refusal to pull city permits, offering a "too-good-to-be-true" price that excludes critical items like proper load calculations for our climate, and not having readily available references from other Alpharetta/Johns Creek area homeowners.

5My HVAC system seems to run constantly during Alpharetta summers. Is this normal, and when should I be concerned?

Given Alpharetta's summer heat and high humidity, it's normal for your system to run frequently, especially during the hottest part of the day. However, you should be concerned if it runs non-stop without adequately cooling your home (e.g., not reaching the thermostat setpoint) or cycles on and off every few minutes. This often indicates an undersized unit, low refrigerant, a failing component, or insufficient insulation—all issues a local professional should diagnose.