Quality Control Systems, Inc.

Mechanical Contractors

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QCS has been providing mechanical contracting services throughout the Chicagoland area since 1994. Operating as a union contractor, we focus primarily on commercial and institutional mechanical construction.
Scope of Services Include:

  • Boilers
  • Chillers
  • Compressors
  • Cooling Towers
  • Heat Exchangers
  • Pumps
  • Heating
  • Air Conditioning
  • Process Piping
  • Ventilation
  • Maintenance
  • Refrigeration
  • Service