Call Now
Website
Call
Business Details
26 Years
experience
Emergency
services
Your Trusted Partner for HVAC Solutions in Central PA
MGM Mechanical has been a trusted provider of HVAC services in Central Pennsylvania for over two decades. Our team of skilled technicians specializes in installing and servicing residential and commercial heating, cooling, and ventilation systems, including mini-splits, heat pumps, furnaces, and boilers. As a Mitsubishi Elite Diamond Contractor, we offer extended warranties and are recognized for our expertise in ductless systems. Our commitment to customer satisfaction is reflected in our 4.9-star rating based on over 200 reviews.

We serve eight counties in Central PA, offering 24/7 emergency services and financing options to meet diverse client needs. With a focus on energy efficiency and reliability, we prioritize personalized service and transparent communication to ensure long-term client trust.
Services
AC Installation Heating Repairs Mini-Split Systems Commercial HVAC HVAC Maintenance
Details
  • Year established: 2000
Highlights and features
  • We have over 20 years of experience in residential and commercial HVAC services.
  • Our team is certified for Mitsubishi ductless system installations and repairs.
  • We offer 24/7 emergency HVAC services across Central Pennsylvania.
  • Our 4.9-star rating reflects our dedication to customer satisfaction.
  • We provide financing options for HVAC installations and upgrades.
Associations and certifications
  • Mitsubishi Elite Diamond Contractor
  • Bryant Factory Dealer
What people say
Prompt and competent Top-notch customer service Excellent company Second to none employees Job well done
Services
AC Installation
We install high-efficiency air conditioning systems for residential and commercial properties. Our technicians ensure proper sizing and placement for optimal cooling performance. Clients benefit from reduced energy costs and enhanced comfort during summer months.
Mini-Split Systems
Specializing in Mitsubishi ductless mini-split installations, we provide zoned temperature control without invasive ductwork. Systems offer energy efficiency up to 33 SEER and 12-year warranties. Ideal for homes without existing duct systems or hard-to-reach spaces.
Commercial HVAC
We service and install commercial heating, cooling, and ventilation systems for offices, churches, and industrial facilities. Our team handles complex systems including rooftop units and VRF systems. Clients receive 24/7 emergency support and preventive maintenance plans.
HVAC Maintenance
Our maintenance agreements include seasonal tune-ups for heating and cooling systems. Regular service extends equipment lifespan and prevents breakdowns. Clients receive priority scheduling and discounted repair rates as part of our preventive care programs.
Emergency Repairs
Available 24/7 for urgent HVAC failures, our technicians respond promptly to residential and commercial emergencies. We diagnose and fix issues with all system types, including refrigerant leaks and electrical malfunctions. Emergency service includes after-hours support with no additional fees.
People
Michael Messimer
Owner
With over 30 years of HVAC experience, Michael founded MGM Mechanical in 2000. He specializes in residential and commercial systems and holds certifications for Mitsubishi and Bryant equipment. Michael oversees all operations and emergency service calls.
Jeremy
Commercial Service Specialist
Jeremy has 18 years of HVAC experience focusing on commercial systems. He handles complex installations and repairs for large facilities. Clients praise his technical expertise and ability to resolve challenging system issues efficiently.
Ben
Commercial Technician
Ben specializes in commercial HVAC service with 18 years of field experience. He maintains and repairs large-scale systems for businesses and industrial clients. Known for his attention to detail and safety compliance during installations.
Andy
Residential Installer
With 29 years of experience, Andy installs and services residential HVAC systems. He focuses on energy-efficient solutions and client education about system operation. Clients appreciate his clean work habits and thorough explanations.
Meade
HVAC Installer
Meade has 26 years of residential HVAC installation experience. He specializes in system upgrades and retrofits for older homes. Known for minimizing disruption during installations while ensuring optimal system performance.
Questions
What HVAC services do you offer?
We provide AC installation, heating repairs, mini-split systems, commercial HVAC services, and 24/7 emergency repairs across eight Central PA counties.
Do you offer emergency HVAC service?
Yes, we provide 24/7 emergency HVAC repair services with no additional fees for after-hours calls.
Are financing options available?
Yes, we offer financing for HVAC installations and upgrades through our approved lending partners.
What areas do you service?
We serve eight counties in Central Pennsylvania including Dauphin, Cumberland, Perry, and Snyder counties.
What warranties do you provide?
As a Mitsubishi Elite Diamond Contractor, we offer 12-year parts warranties on their systems and 10-year warranties on Bryant equipment.
Why choose mini-split systems?
Ductless mini-splits offer energy efficiency up to 33 SEER, zoned temperature control, and easy installation without invasive ductwork.