DTSB is your source for all things downtown! Events, news, promotions, business information, dining, arts, entertainment, and more! Incorporated in January 2002, Downtown South Bend, Inc. (DTSB) is a not-for-profit 501C(6) organization dedicated to the continued growth and prosperity of Downtown South Bend in partnership with the City of South Bend. We offer marketing & events, business recruitment initiatives, support to the existing downtown community, & many street level solutions to keep downtown clean, safe, beautiful & hospitable!