HVAC & Refrigeration Services
HVAC and refrigeration systems are the foundation of your facility’s comfort and operational efficiency. Whether it’s maintaining ideal temperatures, controlling humidity, or ensuring reliable refrigeration, our team delivers energy-efficient solutions tailored to your needs. With decades of expertise and a relationship-driven approach, we’re here to keep your systems running smoothly—today and for the long haul.
Project Types: Comprehensive HVAC/R Solutions
Our HVAC and refrigeration services cover a wide range of project types, including:
Commercial HVAC Systems: Rooftop units, air handling units, and VAV systems for offices, retail spaces, and industrial facilities.
Specialized Refrigeration: Custom solutions for cold storage, food service, and medical applications.
Energy-Efficient Upgrades: Geothermal systems, energy recovery units, and high-efficiency chillers.
Custom Installations: Pool dehumidification systems, plasma air units, and computer room air conditioners.
Preventative Maintenance Programs: Regular inspections to extend system lifespan and prevent costly downtime.
Our Certifications: Trusted Expertise You Can Rely On
Mall City Mechanical has a comparative advantage in the trades with all the various certifications our tradesmen carry. Our HVAC Technicians, Pipefitters, Electricians, and Controls Engineers carry the following certifications:

- NB R Stamp
- ASME PP Stamp - Power Piping
- Boiler licensing
- Mechanical, plumbing, boiler, boiler operator, and electrical licensing
- Medical Gas Installers and Technicians Certification
- UA/ASSE Backflow Certification - Pipe
- UA CFC Certification - HVAC
- Certified Welders - Pipe
- Certified Weld Inspectors - Pipe
- UA/EPRI Industrial Rigging Certification - Pipe
- UA/NCCCO Crane Signalperson Certification - Pipe
- Pipe Fusion Certification - Pipe
- EPA Certifications - Both
- UA Star Certifications for HVAC-R Technicians, Plumbers, and Pipefitters
- All OSHA Certifications
Our HVAC/Refrigeration Projects
Partner with MCM Today
Your facility deserves HVAC and refrigeration systems that work as hard as you do. Partner with Mall City Mechanical to experience expert service, innovative solutions, and a commitment to long-term performance. Whether you need a new installation or ongoing maintenance, we’re here to help at any stage of your building’s lifecycle.