According to our records, this business is located at 5041 Adele Dr. in Gurnee (in Lake County), Illinois 60031, the location GPS coordinates are: 42.38273 (latitude), -87.92767 (longitude). Office Training Service is categorized under Computer Programming Instruction (SIC code 8243). Known organization owner is Mary Lynn Dubler. Current estimates show that the unit has a sales volume of $1,248,000 and staff of approximately 8 people. You can contact the company by phone at (847) 249-2588.