Lightology
     215 West Chicago Avenue
     Chicago, IL 60610
     (312)944-1000
     www.lightology.com
     

     Artemide
     223 West Erie Street
     Chicago, IL 60610
     (312)475-0100

     Crest Lighting
     3300 N. Sheffield
     Chicago, IL 60657
     (773)525-8000

     Source of Light
     229 North Damen Ave.
     Chicago, IL 60612
     (312)421-5841

     Idlewood Electric
     114 Skokie Valley Rd.
     Highland Park, IL 60035
     (847)831-3600

     317 West Northwest Hwy.
     Barrington, IL 60016
     (847)304-8000