Trusted HVAC Repair & Installation in Hummelstown, PA

MRA Mechanical LLC is a locally owned HVAC contractor based in Hummelstown, Pennsylvania, serving Harrisburg, Hershey, and the surrounding Central PA communities. Built on a foundation of precision and trust, our team understands the region's climate and what it takes to keep your home or business comfortable through hot summers and cold winters. We are fully PA-licensed (License #PA201055), insured, and background-checked, so you always know exactly who is showing up at your door.

We handle both residential and commercial systems, from air conditioning repair and furnace installation to heat pumps, ductless mini-splits, rooftop units, thermostats, and indoor air quality solutions. Whether your AC is blowing warm air, your furnace won't heat, or you're planning a full system upgrade to lower your energy bills, our technicians deliver honest recommendations and workmanship built to maximize the life of your equipment. Planning a new system or replacement? Your quote is always free and done onsite, so we can size the job accurately. Not sure about a repair or replacement someone else recommended? We're glad to provide a free second opinion. And if you just need a quick read on a problem, we offer a $39 virtual consultation for preliminary diagnostics, so you can get a technician's assessment before scheduling a visit.

Why Choose Us

• Locally owned and operated with deep knowledge of Central Pennsylvania's heating and cooling needs
• PA-licensed (#PA201055), fully insured, and background-checked technicians
• Free onsite quotes for installations, replacements, and system upgrades
• Free second opinions on repairs and replacement recommendations
• $39 virtual consultations over Zoom for quick preliminary diagnostics
• Transparent pricing with zero hidden fees
• Financing available through Klarna for larger repairs and system upgrades
• Both residential and commercial HVAC service under one roof
• Focused on energy efficiency and extending the life of your system