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John's Heating & Air LLC

"Comfort Has No Season; It’s Year ‘Round"

About Us

Established in 1996, John's Heating & Air LLC has been providing top-notch HVAC solutions in Waynesboro, MS, extending its expert services to Buckatunna, Ellisville, Hattiesburg, Sumrall, and Meridian. As a trusted heating contractor, our family-owned business specializes in a full spectrum of heating and air conditioning services for both residential and commercial clients. We pride ourselves on delivering reliable HVAC services, precise ductwork, and swift emergency response to ensure your comfort year-round. Our team of certified professionals is dedicated to maintaining the perfect temperature for your spaces with efficiency and skill. Count on John's Heating & Air LLC for all your heating and cooling needs—where quality meets home comfort.

Areas Served

What We Offer

Our Specialties include:

Air Conditioning Repair & Maintenance
Heating System Installation & Repair
HVAC System Repair & Maintenance
Emergency HVAC Services
Ductwork Services

Our Services include:

HVAC Services: Keep your home or business comfortable year-round with comprehensive heating and cooling solutions. From system installations to repairs and seasonal maintenance, our licensed technicians ensure your HVAC equipment runs efficiently and reliably.
Duct Work: Breathe easier with expert duct services, including duct testing, cleaning, and ventilation support. We help improve airflow, enhance indoor air quality, and boost overall system performance with dependable ductwork solutions.
Commercial Services: We provide professional HVAC solutions for light commercial properties, offering dependable system repairs, installations, and maintenance to keep your business running smoothly and comfortably.
Residential Services: From heating and AC repairs to full system installations, our team delivers trusted residential HVAC services designed to keep your home safe, efficient, and comfortable in every season.
Emergency Services: When your heating or cooling system fails unexpectedly, we’re here to help. Count on fast, dependable emergency HVAC support to restore comfort when you need it most.

Testimonials

On 4/1/2026 Betty had this to say:
LISTEN UP, HEAR WHAT I HAVE to tell you about JOHN'S HEAT n AIR,LLC!! If you have a heat or air problem, give them a call and they will be right there to get you back up and COMFORT again. Fast, RELIABLE and DEPENDABLE SERVICE. TRY JOHN'S HEAT n AIR — YOU WILL LIKE THEM ;-) Testimonial written by Betty on this site.

On 4/11/2025 Rodney Chapman had this to say:
Mr. John himself came out to our residence and repaired a few issues that another heating and air contractor left us with. Well. I’ll just say.. Mr. John’s service and professionalism was TIP-TOP!!! A-1!!! TOP-NOTCH!!! And to be honest, I don’t normally leave reviews, but in this case.. Well.. I just don’t see where I had a choice!! The man left us with a level of satisfaction that we rarely ever get to experience. And to anyone reading this, I certainly don’t have to tell you how RARE that is. It was a pleasure, Mr. John.

On 5/18/2024 Meghan Pitts had this to say:
John was quick about coming out to work up a price quote. His crew was skilled and professional. They treated my home like they would their own. They were kind to my dogs and considerate to my napping baby. All of my questions and concerns were fully addressed and they didn’t leave any mess behind. I will never using anyone else for our HVAC needs.

On 9/12/2022 Glen Kinard had this to say:
The service and professionalism of this company is at the top. Why would you use anyone else.

On 7/7/2022 David Cooley had this to say:
Professional , man of their word , on time and quality job.

Contact Us

John's Heating & Air LLC
721 Court St Waynesboro, MS 39367
Phone: (601) 735-3521
Email: johnshvacllc@yahoo.com

Payment Types Accepted

American Express, Android Pay, Apple Pay, Cash App, Debit Cards, Discover, MasterCard, Visa

Our Hours

Monday: 7:00 AM - 7:00 PM
Tuesday: 7:00 AM - 7:00 PM
Wednesday: 7:00 AM - 7:00 PM
Thursday: 7:00 AM - 7:00 PM
Friday: 7:00 AM - 7:00 PM

News

John’s Heat & Air is proud to celebrate 30 years of serving Waynesboro, MS and the surrounding area. For three decades, we’ve been committed to keeping our customers comfortable with dependable heating and air services you can trust. Thank you to our community for your support through the years. We look forward to continuing to serve you for many more to come.

FAQ

What areas does John’s Heating & Air LLC serve?

We provide HVAC services throughout East Mississippi, West Alabama, and the surrounding counties.

Do you offer emergency HVAC services?

Yes. John’s Heating & Air LLC provides 24/7 emergency service, ensuring customers can get help whenever needed.

Do you provide ductwork services?

Yes. We offer duct testing, duct cleaning, and other ventilation-related services to improve airflow and indoor air quality.