Experienced HVAC Contractors in Dundalk, MD
Free Estimates for New HVAC Installations
2-Year Labor Warranty on Installation
Manufacturer Warranties on Equipment
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Reliable Heating and Air Solutions for Baltimore and Surrounding Counties
Modern Air Conditioning & Heating, Inc has been serving Baltimore and surrounding counties since 1981, providing reliable and efficient heating and air services for homes and businesses. As a family-owned, locally-operated company, we take pride in offering same or next-day services, free estimates, and a commitment to customer satisfaction.
Our team of experienced professionals is dedicated to providing top-notch installations, repairs, and maintenance for all major brands, including Goodman, Rheem, Carrier, Trane, Burnham, Weil-McLain, A.O. Smith, YORK, Mitsubishi, and Daikin and more.
We offer manufacturer warranties on equipment and a 2-year labor warranty on installations, ensuring your peace of mind. With over 45 years of experience, we have the expertise to handle all your HVAC needs, including after-hours services and special rebates.
Trust Modern Air Conditioning & Heating to keep your indoor climate comfortable and efficient year-round.
Why Choose Modern Air Conditioning & Heating?
When it comes to maintaining a comfortable indoor environment, Modern Air Conditioning & Heating stands out for our commitment to quality and customer satisfaction.
Our extensive experience, spanning over four decades, ensures that we have the knowledge and skills to tackle any HVAC challenge.
We offer prompt same or next-day services, free estimates, and flexible financing options to make your experience smooth and hassle-free. Plus, our after-hours services mean you won't be left in the cold or heat.
With a focus on reliability, efficiency, and customer care, we're the trusted choice for heating and air solutions in Baltimore and surrounding counties.
AC Repair and Maintenance
Modern Air Conditioning & Heating offers comprehensive AC repair and maintenance services to ensure your system operates efficiently. Our technicians are trained to identify and fix issues quickly, using high-quality parts and the latest techniques. Routine maintenance services also extend the lifespan of your equipment, keeping your home cool and comfortable.
AC Installation
Modern Air Conditioning & Heating provides expert AC installation services. We work with leading brands such as Goodman, Rheem, Carrier, and Daikin to ensure you receive the best quality units. Our team will assess your unique needs, recommend the most suitable system, and install it with precision. We stand by our installations with labor and manufacturer warranties, giving you peace of mind and ensuring optimal performance.
Heating Repair/Maintenance
Heating maintenance promotes a safe, warm home. By utilizing the services of Modern Air Conditioning and Heating, preventative measures will be taken in order to keep your heater running without wasting any energy. Prevent unexpected breakdowns, extend the lifespan of your heating system, and ensure safety with carbon monoxide testing.
Heating Installation
By installing a heating system, you have the opportunity to reduce energy bills with a more efficient system. Improve home comfort with consistent heating, installed by Modern Air Conditioning and Heating. Increase property value, replace outdated or malfunctioning systems. We install all types of Heating Systems, including gas, oil, propane & electric.
Water Heaters
It's time for a new water heater if your hot water is inconsistent or unavailable, your water heater leaks, you see an increase in your energy bill, and more. At Modern Air Conditioning and Heating, we can provide repair, installation, or maintenance services. He have a 2-year warranty on installations, and our the expertise will be utilized to meet your unique needs.
Boiler
Having a well-functioning boiler is essential, especially during the colder months. Our professional services ensure your system operates efficiently and safely. If you have increased energy bills due to inefficient operation, an aging system that requires regular maintenance, its time to get an upgrade. We can help!
Indoor Air Quality
Poor air quality can lead to various issues, from allergies to respiratory problems. If you're looking for energy-efficient solutions, individualized services, comprehensive maintenance plans, or more, look no further. We provide advanced air purification methods, as well as humidification and dehumidification options. See what else we can do for you!
Light Commercial HVAC
Modern Air Conditioning & Heating specializes in light commercial HVAC services, including installation, repair, and maintenance. We understand the unique demands of commercial properties and offer customized solutions to meet your specific requirements. Partnering with all of the top manufacturers, we ensure your business stays comfortable and energy-efficient all year.
Maintenance Plans
Modern Air Conditioning & Heating offers tailored maintenance plans designed to keep your system running smoothly. Regular inspections, cleaning, and tune-ups can improve efficiency and ensure your system can handle extreme weather conditions. Our plans are flexible and customized to fit your needs, providing reliable performance.
Schedule Your HVAC Service Today

As experienced HVAC contractors in Dundalk, MD, we are committed to keeping your home or business comfortable in every season. Whether you need a new system installed, urgent repairs, or routine maintenance, our experienced team is here to help. With same or next-day service, manufacturer warranties, and financing options available, we make HVAC solutions convenient and stress-free. Don’t wait for your heating or cooling issues to get worse. Contact our HVAC contractors in Dundalk, MD today to schedule a consultation and experience the quality service that Baltimore and surrounding counties have trusted for years. Your comfort is our priority!
Here's what our satisfied customers are saying...
At Modern Air Conditioning and Heating, we take pride in providing exceptional air and heating services to our customers. We would be grateful if you could share your thoughts about our services with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of Modern Air Conditioning and Heating, and let others know what you think.
Learn More About
Modern Air Conditioning & Heating, Inc.
Serving Baltimore and surrounding counties. Modern Air Conditioning & Heating, Inc specializes in air conditioning and heating services. Over 45 years of experience. 1-year labor warranty on installation. Manufacturer warranties. Request a free estimate today.
Business Hours
- Mon - Fri
- -
- Sat - Sun
- Closed
24 Hour Emergency Services Available
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