When your heating system breaks down, you need a trusted company to respond quickly and fix the problem right the first time. MJM Heating & Cooling specializes in repairing all types of heating systems including furnaces, boilers, heat pumps, and unit heaters throughout New Jersey. Our skilled technicians diagnose issues precisely and offer cost-effective solutions to restore your comfort fast.
We understand how important heat is during cold months and prioritize emergency repairs to keep your family safe and warm. You can rely on our professionalism and transparent communication throughout the repair process.
From fast repairs to full system installations, MJM Heating & Cooling provides expert air conditioning services across New Jersey. Whether it’s a broken unit in the middle of summer or a new energy-efficient system you need, our veteran-owned team delivers fast, reliable, and affordable solutions built for lasting comfort.
Fixing common furnace problems such as ignition failure, strange noises, and uneven heat.
Repairing leaks, pressure issues, and thermostat failures in boiler systems.
Diagnosing refrigerant leaks, compressor failures, and electrical problems.
Servicing commercial and residential unit heaters for consistent warmth.
“MJM replaced our outdated AC system and we couldn’t be happier. Their crew showed up on time and worked efficiently. We were back to comfort in less than a day.”
“We’ve used MJM for years and they always deliver. For our seasonal tune-up, they were on time, honest, and didn’t try to upsell us on anything unnecessary.”
“We had other companies try to figure out what was wrong, but MJM got it right on the first visit. Their team is knowledgeable and professional.”
“Very responsive and professional service from start to finish. They worked around our schedule and had the AC blowing cold air the same day.”
Have questions about your air conditioner? You're not alone. Our AC FAQs cover everything from system lifespan and maintenance tips to emergency repairs and financing options—so you can make informed decisions and stay cool with confidence.
We offer emergency service and aim to respond within 24 hours or sooner if possible.
We handle all common problems including no heat, poor airflow, noises, and system cycling.
Yes, we always give a clear estimate before starting any work.
Absolutely, all our technicians are fully licensed, insured, and trained.
Regular maintenance and early repairs help keep your system reliable.
Yes, we service and repair both new and older systems.
Our team is here to help—whether it’s routine maintenance, an urgent repair, or a full system install. Contact MJM Heating and Cooling today for fast, friendly, and reliable HVAC service anywhere in New Jersey.
