## [Ostrowski, Lawrence H](/individual/lawrence-h-%20ostrowski) ![](/sites/default/files/styles/square_500_x_500_/public/default_images/download%20%289%29%20%282%29_0.jpg?itok=5WstKkf1)Lawrence H Ostrowski **[Cook County Sheriff's Office](/illinois/cook-county-sheriffs-office)** 3026 South California Avenue Chicago, Illinois 60608 [(312) 603-6444](tel:%28312%29603-6444) [https://www.cookcountysh…](https://www.cookcountysheriff.org) Additional Affiliations: **[Naperville Park District Police Department](/illinois/naperville-park-district-police-department)** [![Cook County Sheriff's Office](/sites/default/files/styles/max_325x325/public/2023-03/7t5RrXJrRrG4hosWBIdr_Cook_County_Sheriffs_office-367576151.jpg?itok=yZxynXwm "Cook County Sheriff's Office")](/illinois/cook-county-sheriffs-office)