Loescher Heating & Air Conditioning
Northwest Illinois's YORK and Carrier HVAC Provider

Commercial HVAC Service

Providing commercial HVAC service and repairs including schools, distribution centers, assisted living centers, office facilities, and every project in between.

The commercial HVAC principles and practices we’ve deployed over the past five decades have stood the test of time.

Loescher Heating & Air Conditioning remains the leading source for design or build projects ranging from new schools to retail centers to giant warehouses and every project in between. We serve our clients with complete AUTOCAD/BIM capabilities and professional engineering stamps from Illinois, Iowa, and Wisconsin.

Loescher is a Female Business Enterprise (FBE) with Certification by the State of Illinois and The Capital Development Board. We are LEED Accredited Professionals and members of the Green Building Council. We are also ASHE Certified for Hospital Service throughout Illinois. Loescher HVAC is a proud member of SMACNA, NECA, & MCA/PICRA. We are also a Licensed HVAC Duct Cleaner and hold HVAC licenses in Illinois, Iowa, and Wisconsin.

Our distinguished clients include manufacturers, institutions, and restaurants through the region.


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Commercial HVAC Service

  • Design/Build

  • Duct Cleaning

  • Humidification

  • Air Cleaning

  • Energy Recovery Systems

  • Zone Systems

  • Exhaust

  • Unit Heaters

  • Design and Engineering

  • Ductless Splits

  • Geothermal

  • Maintenance Contracts

  • Commercial Heating Repairs

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electrical Contracting Service

  • Electric Heat

  • Machine Wiring

  • Control Wiring

  • Lighting Systems

  • Electrical Repair Service

  • Design and Engineering

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Refrigeration Service

  • Maintenance Contracts

  • Walk-in Coolers

  • Freezers

  • Beverage Coolers

  • Ice Machines

  • Restaurant Equipment

  • Food Stores

  • Design and Engineering

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plumbing Service

  • Water Heaters

  • Water Softeners

  • Steam and Hot Water

  • Sewer Replacement

  • Jetting & Inspection

  • Commercial Plumbing Repair Service

  • Steam and Hot Water Boilers


  • Stainless

  • Mechanical Coupled

  • Welded

  • Design and Engineered

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Sheet Metal Service

  • Ventilating

  • Dust Collection

  • Gutter and Downspouts

  • Make-up Air

  • Design and Engineering

  • Exhaust Systems

  • Architectural Sheet Metal

  • Blow Pipe



Contact us to learn about how we can meet your commercial HVAC needs!