Get matched with top central a/c installers in Mcdonough, GA

Omega Heating and Air, Inc.

5.00(

Customers say: Quick response

Recommended by 100% of Angi customers

42 local quotes requested

Specializing in heating, air conditioning and ventilation. Repairs, maintenance, and replacement of HVAC equipment; all makes and models. Residential and light commercial.

"Jason Erwin was the best sales advisor I have worked with. He knows alot about AC systems and answered all of my question prior to my purchase.The install crew was very efficient installing a complete AC system. They wasted no time while they were at my home and answered all of my questions. They also made sure that they cleaned up after they were finished."

Buddy J on August 2023

Specializing in heating, air conditioning and ventilation. Repairs, maintenance, and replacement of HVAC equipment; all makes and models. Residential and light commercial.

"Jason Erwin was the best sales advisor I have worked with. He knows alot about AC systems and answered all of my question prior to my purchase.The install crew was very efficient installing a complete AC system. They wasted no time while they were at my home and answered all of my questions. They also made sure that they cleaned up after they were finished."

Buddy J on August 2023

The Comfort Guardians LLC

5.00(

Emergency services offered

The Comfort Guardians LLC

The Comfort Guardians LLC is a leader in providing our customers with the highest quality service in an honest, efficient, and professional way. Our pledge is to create successful relationships with our customers, employees and community by building trust, treating every project with the utmost integrity and exceeding expectations. We look forward to working with you!

"Mayel and The Comfort Gaurdians did an excellent job installing two split system units and replacing our home main HVAC system. Very pleased with their work and how easy it was to work with them. I’m a HVAC engineer so i’m sure i’m hard to please as a client but The Comfort Gaurdians were excellent and at a fair price!! Give them a call!"

Jaron D on December 2025

"Mayel and The Comfort Gaurdians did an excellent job installing two split system units and replacing our home main HVAC system. Very pleased with their work and how easy it was to work with them. I’m a HVAC engineer so i’m sure i’m hard to please as a client but The Comfort Gaurdians were excellent and at a fair price!! Give them a call!"

Jaron D on December 2025

Coolray Heating & Air Conditioning

Coolray Heating & Air Conditioning

Recommended by 95% of Angi customers

44 local quotes requested

Coolray has served the Atlanta metro area since 1966 and offers professional heating, air conditioning, plumbing and electrical. We base our business principles on people helping people with honest, dependable service backed by our peace of mind warranties and guarantees ensuring your 100% satisfaction. 350 employees. No subs. Charges a flat rate. Senior Discount on Service Repairs only, cannot be used with other offers.

"Great service! Stan was prompt, professional, friendly and very knowledgable."

Randy M on December 2025

"Great service! Stan was prompt, professional, friendly and very knowledgable."

Randy M on December 2025

Jones Climate Control

4.17(

Jones Climate Control

4.17(

Customers say: Terrific value

39 years of experience

Free onsite estimate

Locally owned & operated North American Technician Excellence (NATE) Certified. Licensed for commercial and residentail heating and air in the State of Georgia License Cn209727.

"Great service and fast response time. Very pleased and will definitely be using Jones Climate Control again in the future."

Jessica T on June 2022

Locally owned & operated North American Technician Excellence (NATE) Certified. Licensed for commercial and residentail heating and air in the State of Georgia License Cn209727.

"Great service and fast response time. Very pleased and will definitely be using Jones Climate Control again in the future."

Jessica T on June 2022

Estes Services - HVAC Plumbing & Electrical

Estes Services - HVAC Plumbing & Electrical

Recommended by 91% of Angi customers

198 local quotes requested

Estes Services is the leading choice for home comfort in the Atlanta area. Three generations of family-owned and operated since 1949. We provide innovative solutions to everyday heating, cooling, plumbing, and electrical needs by bringing you the most energy-efficient products on the market today. No subs. Free estimates for HVAC system replacements. Emergency service available. Additional phones - (404) 329-7440 - Commercial service, 404-366-9620 - residential service. Additional e-mails - info@estesair.com, plumbing@estesair.com.

"They came out and resolved my plumbing issue on the same day. Very courteous scheduler and technician was even better."

Terrance D on April 2025

"They came out and resolved my plumbing issue on the same day. Very courteous scheduler and technician was even better."

Terrance D on April 2025

Cool Air Mechanical LLC

Cool Air Mechanical LLC

Recommended by 94% of Angi customers

168 local quotes requested

For years, Cool Air Mechanical has been an expert provider of heating, cooling, plumbing, indoor air quality, generators and electrical services throughout the greater Atlanta region. If you find that it is time to have a new heating or cooling system installed in your home, or if you need someone to take over maintenance for you HVAC system in Atlanta, call us today and learn more about our full range of services. Each of our technicians is chosen based on their ability to provide the utmost in service to each of the customers they visit and they are prepared for nearly any issue that could arise. If you are interested in getting more out of your heating and cooling systems in Atlanta or the surrounding area, give us a call today. Additional website: www.770coolair.com

"Cool Air Mechanical LLC delivered exceptional service with our water heater installation! From the moment we scheduled the appointment, their team was professional, punctual, and incredibly knowledgeable. They assessed our needs thoroughly and guided us to the perfect unit for our home. Installation was seamless—efficient, clean, and done with care. We appreciated the technicians’ attention to detail and their willingness to explain everything clearly. What truly stood out was their commitment to customer satisfaction. They even followed up to ensure everything was running perfectly! It’s rare to find a company that combines technical expertise with genuine courtesy. Highly recommend Cool Air Mechanical for anyone in need of top-notch HVAC or plumbing services. They’ve earned our trust and future business!"

Carli S on July 2025

"Cool Air Mechanical LLC delivered exceptional service with our water heater installation! From the moment we scheduled the appointment, their team was professional, punctual, and incredibly knowledgeable. They assessed our needs thoroughly and guided us to the perfect unit for our home. Installation was seamless—efficient, clean, and done with care. We appreciated the technicians’ attention to detail and their willingness to explain everything clearly. What truly stood out was their commitment to customer satisfaction. They even followed up to ensure everything was running perfectly! It’s rare to find a company that combines technical expertise with genuine courtesy. Highly recommend Cool Air Mechanical for anyone in need of top-notch HVAC or plumbing services. They’ve earned our trust and future business!"

Carli S on July 2025

Farm Finger's

4.39(

Farm Finger's