Established in 1999, Complete Insulation Services, Inc. is a full service mechanical systems insulation contractor serving the greater portion of Illinois, including the Quad Cities, Rockford, Kankakee and Springfield.

Our professional and skilled employees provide the following services:


  • Plumbing insulation 
  • Refrigeration insulation
  • Heating insulation
  • HVAC insulation
  • Greate duct insulation
  • Firestopping



  • Ethanol construction and maintenace
  • Process piping insulation 
  • Blanket fabrication
  • Insulation of tanks/vessels
  • Insulation of process ducts 
  • Food processing plants