The Commercial Service Group is staffed by highly trained technicians, including many who are UA S.T.A.R. certified. Teams are based out of our Crystal Lake and Hillside locations to provide fast response to service requests throughout the Chicago Metro area and collar counties. Each location is fully staffed with HVAC Technicians, Electricians, Licensed Plumbers (Plumbing License # 058-194325), and Control System Specialists to serve you better.


msca_star.jpgHVAC Capabilities:

  • 24/7 Guaranteed Response
  • Troubleshooting/HVAC Applications
  • Extended Warranty Programs
  • Training & Operational Assistance
  • Energy Savings Analysis
  • Vibration Analysis
  • Eddy Current Testing


Althoff Industries Services and Maintains:

  • Air Handling Equipment
  • Rooftop Systems
  • Make-Up and Exhaust Systems
  • Computer Room Equipment
  • DDC & Pneumatic Control Systems
  • Screw and Reciprocating Compressors
  • Centrifugal Chillers
  • Boilers
  • Refrigeration Systems
  • Pump Systems
  • Emergency Heating/Cooling Systems


We offer many types of service agreements for commercial customers covering entire facilities or single systems. For a facility inspection and service agreement review, please call 800-225-2443 to schedule an appointment with a sales engineer.

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