Proceed north. After approximately 4 miles, you will see a sign “Taconic Parkway North all lanes”. Continue on the highway. Exit at the next exit after this sign, Route 117, for Sleepy Hollow and Pleasantville.

Off the exit, follow the ramp to the traffic light, 0.3 miles and make a left onto Route 117 West at the light.

Proceed on Route 117 West for 3 miles to the exit for Route 9, Sleepy Hollow and Ossining. Proceed on the off ramp (for another 0.2 miles) and bear right onto Route 9 North for 3.2 miles. Route 9 is also known as South Highland Avenue in Ossining.

Our building is the blue and white Victorian at the corner of Route 9/South Highland Avenue, and William Street. You will see William Street on your left, and sign for Collen IP. Make a left onto William Street and our parking lot is the first driveway on the left behind the building. You may either park in the lot behind the building off William Street, or on the street on William Street.

Please use the front entrance to enter the building.