Looking for a reliable HVAC company in Marietta, GA? Whether you're dealing with an AC that won't cool, a furnace that won't light, uneven rooms, or you're ready to upgrade to a heat pump, choosing the right technician makes all the difference. We've researched and compiled the top 8 HVAC companies serving Marietta to help you find the best fit.
From diagnostic skill to response times, customer reviews, and service range, here are the 8 best HVAC companies in Marietta, GA.
Marietta HVAC ★ Editor's Pick
Marietta HVAC is Marietta's premier heating and air conditioning provider, delivering professional residential and commercial repairs and installations backed by experienced technicians and over a decade of hands-on HVAC work. As a locally owned and operated company, they understand the climate patterns and housing stock that shape how Marietta comfort systems perform and fail.
What sets Marietta HVAC apart is their repair-first approach, transparent pricing, and commitment to complete customer satisfaction. Every technician is background-checked, professionally trained across air conditioners, furnaces, heat pumps, and ductless systems, and arrives in a truck stocked with the most common replacement parts. They offer upfront pricing with no hidden fees and fast same-day or next-day appointments.
Why Marietta HVAC Is Our #1 Pick:
- Fast Response & Same-Day Service, Available 6 days a week with same-day or next-day appointments across the Marietta area
- Experienced Technicians, Every technician brings years of hands-on field experience across cooling, heating, heat pump, and ductless systems
- Upfront, Transparent Pricing, Clear diagnosis and written quotes before any work begins, no surprise charges
- Full-Service Comfort, Repairs, replacements, heat pump conversions, duct cleaning, maintenance, and commercial systems, all in one company
- Repair-First Honesty, If a small part fixes it, that's the recommendation; replacements are proposed only when the math truly favors them
- Maintenance Plans, Annual flush-and-inspect visits that clear sediment, check the anode rod, and extend system life
Cool Air Mechanical
Cool Air Mechanical offers comprehensive HVAC services including AC repair, heating repair, and new system installations. They are known for their prompt service and customer-focused approach, often receiving positive feedback for their technicians' professionalism.
Notable Strength: 24/7 emergency service availability.
Years in Business: 20+
R.S. Andrews
R.S. Andrews provides a wide range of heating and air conditioning services, from routine maintenance and repairs to full system replacements. They have a long-standing reputation in the Atlanta metropolitan area for reliable service and experienced technicians.
Notable Strength: Extensive experience with various HVAC brands and models.
Years in Business: 50+
Day & Night Heating & Air Conditioning
Day & Night Heating & Air Conditioning specializes in residential and commercial HVAC solutions, offering repairs, installations, and preventative maintenance plans. Customers often praise their transparent pricing and efficient service delivery.
Notable Strength: Focus on energy-efficient HVAC solutions.
Years in Business: 30+
Active Plumbing & Air Conditioning
Active Plumbing & Air Conditioning provides both plumbing and HVAC services, including AC and heating repairs, new unit installations, and indoor air quality solutions. They are known for their quick response times and friendly, knowledgeable staff.
Notable Strength: Combined plumbing and HVAC expertise for comprehensive home service.
Years in Business: 25+
Estes Services
Estes Services offers a full spectrum of heating, cooling, and plumbing services to Marietta and surrounding areas. They are recognized for their commitment to customer satisfaction and their broad service offerings, making them a one-stop shop for many homeowners.
Notable Strength: Comprehensive home service provider, including electrical and plumbing.
Years in Business: 70+
Hooker Heating & Air
Hooker Heating & Air focuses on providing high-quality HVAC repair, maintenance, and installation services for residential properties. They are often commended for their thorough diagnostic process and honest recommendations.
Notable Strength: Personalized service with a strong emphasis on customer education.
Years in Business: 15+
Conditioned Air Systems
Conditioned Air Systems delivers expert HVAC services, including new system installations, repairs for all makes and models, and routine maintenance. They have a reputation for precision work and ensuring optimal system performance.
Notable Strength: Expertise in complex HVAC system design and installation.
Years in Business: 40+
How We Chose the Best HVAC Companies in Marietta
Our ranking considered several key factors:
- Local Experience & Reputation: An established local track record, years of hands-on HVAC work, and strong word-of-mouth across the community.
- Customer Reviews: Online reviews across Google, Yelp, and the BBB for consistent quality and satisfaction.
- Response Time: Priority for companies offering fast scheduling, especially for no-hot-water calls and leaking tanks.
- Pricing Transparency: Companies providing clear diagnostics and written estimates ranked higher.
- Range of Services: Full-service companies that handle repairs, system replacements, heat pump conversions, ductless installs, and commercial work scored best.
- Diagnostic Quality: Preference for companies that identify the actual failed component, element, thermostat, gas valve, anode, rather than defaulting to full replacement.
- Local Presence: Companies with deep roots in the Marietta community.
Need HVAC Help in Marietta Right Now?
Call Marietta's top-rated heating and air team for fast, professional service.
Call Marietta HVAC: (770) 202-3453