Your Comfort Is
Our Concern!
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The Atlanta
HVAC Experts for
Over 20 Years!
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Our Team of Pros
Will Get It Right -
The First Time!
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About Us

Maintenance Unlimited Heating & Cooling was founded in 2001 by owner Sean McKinney in Atlanta, Georgia. Since the beginning, our company has been committed to the principle that a quality heating repair resource should be easy to reach, dedicated to listening to the needs of our customers, and perform at the highest level of professionalism—offering exceptional workmanship and customer service.

We know there are many heating and air conditioning companies in Atlanta, and it can be hard to know which one to choose.

24/7 Emergency Service

(404) 383-6819

Our Services

Air Conditioning

Contact Us Today For Air Conditioning Services In Atlanta, Marietta, College Park, GA, And Surrounding Areas.

Heating

Contact Us Today For Heating Services In Atlanta, Marietta, College Park, GA, And Surrounding Areas

Indoor Air Quality

Contact Us Today For Indoor Air Quality Services In Atlanta, Marietta, College Park, GA, And Surrounding Areas

Heat
Pumps

Contact Us Today For Heat Pump Services In Atlanta, Marietta, College Park, GA, And Surrounding Areas.

Commercial HVAC

Contact Us Today For Commercial HVAC Services In Atlanta, Marietta, College Park, GA, And Surrounding Areas.

Water
Heaters

Contact Us Today For Water Heater Services In Atlanta, Marietta, College Park, GA, And Surrounding Areas

Testimonials

Tony H.

Maintenance Unlimited Atlanta replaced both of our home’s AC units with our 100% satisfaction and expectation. The technicians came to …

Angel S.

Sean came out swiftly to diagnose the issue with my HVAC unit. He’s a pleasant personality who takes the time …

Aki D.

Top-notch service done right the first time. Very informative to the customer about work to be done and what is …

John W.

Sean and his crew did a great job replacing the A/C unit at our home. They were very professional and …

Erika B.

Unlimited Maintenance has been our exclusive HVAC provider for almost 10 years, from annual maintenance to replacing parts or installing …

Derk H.

Sean and his team are awesome to work with! He was on time for the appointment and very professional too! …

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