From O’Hare, take I-90 toward Chicago (east) to Tristate Tollway I-294 North/Wisconsin.  Drive north to the Willow Road exit. Turn west (left) on Willow Road.  Willow Road becomes Palatine Road.  Take the Wheeling Road exit.  Turn north (right) on Wheeling Road.  First road on your right is Holbrook Drive; turn right.  Building is on the right – 241 Holbrook Drive.

From Midway Airport (MDW)

From Midway Airport, turn north onto Cicero Avenue and travel north to I-55 (the Stevenson Expressway). Enter I-55 toward Joliet (south); exit onto Tristate Tollway I-294 north. Continue north toward Willow Road exit. Turn west (left) on Willow Road.  Willow Road becomes Palatine Road.  Take the Wheeling Road exit.  Turn north (right) on Wheeling Road.  First road on your right is Holbrook Drive; turn right.  Building is on the right – 241 Holbrook Drive.

From Downtown Chicago

From Congress Avenue in Chicago’s Loop, enter I-90/I-94 (west), (I-90 and I-94 will split and I-90 will remains the Kennedy Expressway); drive northwest to I-294 Tristate Tollway. Take the ramp for North/Wisconsin. Drive north to the Willow Road exit. Turn west (left) on Willow Road.  Willow Road becomes Palatine Road.  Take the Wheeling Road exit.  Turn north (right) on Wheeling Road.  First road on your right is Holbrook Drive; turn right.  Building is on the right – 241 Holbrook Drive.

Via I-94 from the North and Milwaukee

Follow I-94 south and exit onto I-294 (approximately 3 miles south of Half Day Road). Continue south on I-294 exit onto Willow Road. Turn west (right) on Willow Road.  Willow Road becomes Palatine Road.  Take the Wheeling Road exit.  Turn north (right) on Wheeling Road.  First road on your right is Holbrook Drive; turn right.  Building is on the right – 241 Holbrook Drive.

Via I-90 from the Northwest and Rockford

Follow I-90 east to I-294 Tristate Tollway. Follow I-294 north/Wisconsin. Drive north to the Willow Road exit. Turn west (left) on Willow Road.  Willow Road becomes Palatine Road.  Take the Wheeling Road exit.  Turn north (right) on Wheeling Road.  First road on your right is Holbrook Drive; turn right.  Building is on the right – 241 Holbrook Drive.

Via I-88 from the Southwest

Follow I-88 east to I-294. Exit north on I-294 to Wisconsin. Drive north to the Willow Road exit. Turn west (left) on Willow Road.  Willow Road becomes Palatine Road.  Take the Wheeling Road exit.  Turn north (right) on Wheeling Road.  First road on your right is Holbrook Drive; turn right.  Building is on the right – 241 Holbrook Drive.

Alternate Route

Approaching from the west, use I-355, I-290 or Route 53 exiting at Palatine Road.  Take Palatine Road east exiting at Wheeling Road.  Once you take the Wheeling Road ramp, turn left (north). First road on your right is Holbrook Drive; turn right.  Building is on the right – 241 Holbrook Drive.