SDT Headquarters building

The National Headquarters of Sigma Delta Tau has been located in or near Indianapolis, Indiana since 1975. The headquarters houses the central business office, the sorority archives and the Sigma Delta Tau Foundation office.

The sorority is managed by a staff of professionals at the National Office. These individuals work with our Board of Directors, chapters and members to meet the needs of all areas of the organization. In addition to handling routine business, the staff offers support for the programs, services and activities for collegians and alumnae.

Sigma Delta Tau National Headquarters | 317-846-7747 |