Hours of Operation

8:00am to 2:00pm by Appointment OnlyMonday through Friday

The Dohrn Office is open by appointment only for registration or course material pick-up. Please do not come to the office without scheduling an appointment, as the office is not always open.

Holidays

On the following days, our office will be closed or will have an early closing time.

Monday, January 2, 2024 New Year's Day (observed) Closed
Friday, March 29, 2024 Good Friday Early Closing Time: 12:00 PM
Friday, May 24, 2024 Early Closing Time: 12:00 PM
Monday, May 27, 2024 Memorial Day Closed
Wednesday, July 3, 2024 Early Closing Time: 12:00 PM
Thursday, July 4, 2024 Independence Day Closed
Friday, July 5, 2024 Closed
Friday, August 30, 2024 Early Closing Time: 12:00 PM
Monday, September 2, 2024 Labor Day Closed
Wednesday, November 27, 2024 Early Closing Time: 12:00 PM
Thursday, November 28, 2024 Thanksgiving Closed
Friday, November 29, 2024 Closed
Tuesday, December 24, 2024 Christmas Eve Closed
Wednesday, December 25, 2024 Christmas Closed
Tuesday, December 31, 2024 New Year's Eve Early Closing Time: 12:00 PM
Wednesday, January 1, 2025 New Year's Day Closed

Office

8517 West Grand Avenue
Unit C
River Grove, Illinois 60171

We are located about eleven miles west of Downtown Chicago, 8517 West and about 2600 North, a little more than one block west of Cumberland Avenue (1st avenue is the same street as Cumberland and in River Grove it is called Thatcher Avenue). We are four miles north of the Eisenhower (290) Expressway (1st Avenue North Exit) and just over three miles south of the Kennedy (90) Expressway (Cumberland South exit). We are directly behind 8515 W. Grand Avenue which is a State Farm office and directly west of the River Grove Bowl.

Terms and Conditions