Hours of Operation
Normal Business hours are 8:00 a.m. to 4:30 p.m. A receptionist is located at the 600 lobby from 7:30 a.m. to 3:30 p.m. The lobby doors are locked down when the receptionist is no longer on duty. Not all of the lobbies are manned with a security officer acting as a receptionist. These lobby doors are locked down 24 hours a day and only accessible through badge access. All visitors are verifed prior to entering the site. The employee is contacted and is responsible to meet and escort their visitor.
Employees should make sure their visitors are Pre-registered, Emailed, or called into Security at 630-420-4430.
North Gate - Open 24 hours a day, manned 7 days a week.
East Gate - Open Monday through Friday from 6:00 a.m. to 6:00 p.m.
West Gate - Open Monday though Friday from 6:00 a.m. to 6:00 p.m. The west gate is badge access only; no security officer is on duty.