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Trusted HVAC Repair & Maintenance Services in Lakeland
J Molnar Heating & Cooling is a family-owned and locally operated HVAC company serving Lakeland and Central Florida. With a focus on fast, reliable service and clear communication, we specialize in residential and commercial air conditioning and heating repair, maintenance, and installation. Our team of certified technicians prioritizes customer satisfaction through upfront pricing, no surprise fees, and a commitment to energy efficiency.

Backed by over 543 positive Google reviews, we emphasize honesty, integrity, and personalized service. Our emergency repair availability and same-day service ensure client needs are met promptly. As a locally trusted partner, we combine technical expertise with family values to deliver optimal comfort solutions for homes and businesses.
Services
Air Conditioner Repair Heater Repair Preventative Maintenance Commercial HVAC Services Emergency Repairs
Highlights and features
  • We offer free estimates and same-day service for urgent HVAC needs.
  • Our certified technicians provide honest, upfront pricing with no surprises.
  • Emergency repair services available during regular business hours.
  • Locally owned with deep community ties and 543+ positive Google reviews.
  • We maintain stocked trucks to ensure rapid system restoration.
What people say
Great service Very professional Fast repair Reasonable pricing Expert technicians
Services
Air Conditioner Repair
Our specialized air conditioner repair services address both residential and commercial cooling system issues. With certified technicians and fully equipped service vehicles, we diagnose and resolve problems ranging from refrigerant leaks to compressor failures. Emergency repair availability ensures minimal downtime during critical system failures.
Heater Repair
Professional heating system diagnostics and repair services for residential and commercial properties. Our technicians handle all makes and models, addressing issues with furnaces, heat pumps, and heating coils while maintaining energy efficiency standards.
Preventative Maintenance
Comprehensive HVAC maintenance programs extend equipment lifespan and optimize performance. Services include system inspections, filter replacements, and efficiency tuning for both residential and commercial heating and cooling units.
Commercial HVAC Services
Tailored heating and cooling solutions for businesses, including system installations, emergency repairs, and maintenance contracts. Our team addresses workplace-specific needs while ensuring compliance with safety and efficiency regulations.
Emergency Repairs
Urgent HVAC repair services available during regular business hours. Our rapid response team addresses critical system failures in residential and commercial settings to restore comfort and functionality promptly.
People
Jamie Molnar
Owner/Operator
Jamie Molnar leads J Molnar Heating & Cooling with over 15 years of HVAC industry experience. Known for prompt service and technical expertise, he personally oversees complex repairs and system installations while maintaining client relationships.
Jose
Lead Technician
Certified HVAC technician Jose specializes in residential system diagnostics and repairs. With a decade of field experience, he consistently receives client praise for professionalism and thorough service execution.
Questions
What HVAC services do you offer?
We provide air conditioner repair, heater repair, preventative maintenance, commercial HVAC services, and emergency repairs for residential and business clients.
Do you service all HVAC brands?
Yes, our technicians work on all makes and models of heating and cooling equipment without brand restrictions.
Are emergency repairs available?
Emergency HVAC repair services are available during regular business hours, including Saturday 8am-5pm.
What areas do you serve?
We serve Lakeland and surrounding Central Florida communities including Mulberry, Winter Haven, Bartow, and Plant City.
Do you offer preventative maintenance plans?
Yes, we provide customized HVAC maintenance programs to optimize system performance and extend equipment lifespan.
How quickly can you respond to service requests?
We offer same-day service for urgent repairs and maintain fully stocked vehicles for immediate system restoration.
Reviews (7)
Elizabeth Wagner
Jun 11, 2022 Report
We have used Molnar Air for years (my entire extended Florida family!) and have nothing but amazing experiences with them. Called this morning and they sent out Jose, who was on time, super polite, and just over all amazing! Took him maybe 10 minutes to fix and he cleaned the unit for me as well. I never bother to leave feedback for most businesses, but I'll always support this one loudly! Thank you for being such a wonderful company who truly cares about their customers. And double thank you for always hiring and keeping the best techs! Jose was an absolute rockstar and such a pleasure to work with. Thanks guys!
Mark N.
Jun 08, 2022 Report
Great service. The guys were detail oriented and cared about doing the job right. They asked questions and gave advice every step of the way to ensure I got not only what I wanted but also what I didn't know I needed. I will definitely be hiring them again and have already recommended to a close friend. Service: A/C system repair
Hitarth Tripathi Trip'S. Karaoke
May 28, 2022 Report
Very prompt on the call and nice response. Very good Customer Service. Own and Operated locally. I support all local business and when they are good in customer service, I am sure I will call them everytime when I need AC service. I have deleted all the lousy company from my contact list. The tech who came His Name is Jose and he is very friendly with customer. I will go with anyone who is customer friendly.
Stephanie Bernaldo
May 10, 2022 Report
A great job. They finished the project in 4 days. There were a couple of chipped or scratches vents and they sent someone else out the same day to replace them. They were willing to install a unit for our room but we decided we could manage without. Thankful that they offered it though. Appreciate it JMolnar Heating and Air! Service: HVAC duct & vent installation
Eliana Hernandez
Apr 28, 2022 Report
Blake was our service technician and he was awesome. Very thorough. Explained everything and didn't try to sell me anything I didn't need. We've been with Molnar for years and never once have we been disappointed. Service: A/C system maintenance
Deborah Freeze
Mar 19, 2022 Report
The young man who found the leak in my AC handler was very knowledgeable and polite. He explained and showed me pictures of the leak and gave me options as how it can be repaired. I have used J. Molnar's service for several years and trust all his technicians. Integrity is a virtue for seniors especially since I am a widow. Always great service!
Milove Williams
Feb 18, 2022 Report
Jose was very knowledgeable and very efficient. He was able to find the problem with my AC and was able to fix it. He was very respectful and quick. I'm definitely going to save J Molnar Heating & Cooling's phone number in my contacts. I will be using them for any future heating and cooling issues I have in the future. I'll also be recommending them to friends and family members! I am very satisfied with their services.