About Us

Sigma Mission

Developing nurse leaders anywhere to improve healthcare everywhere.

Sigma Vision
Connected, empowered nurse leaders transforming global healthcare.

Chapter Region
Sigma's chapters are separated into six global regions. The North America region is further divided into 15 geographic regions. To learn more about the organization's regions, visit the Sigma website.

Headquarters Information
Chapter-specific questions should be directed to the chapter's contact person listed in the chapter directory. If you have questions about your membership, renewals or benefits, please contact Sigma headquarters. 


Sigma 
550 W. North Street
Indianapolis, IN 46202 USA

888.634.7575 (US/Canada toll-free)
+1.317.634.8171 (International)
memserv@sigmanursing.org
www.SigmaNursing.org

Call center staff are available to assist you Monday-Friday, 8:00 a.m. - 5:00 p.m. Eastern Time.

Chapter membership meetings (open) are held annually and all members are encouraged to attend.
An educational event is also held annually and we usually arrange for continuing education credits.
The dates for open meetings will be listed under Upcoming Events and educational events will be posted
as under Events.

Board meetings are held monthly on the every second Tuesday of the month from 8 p.m. - 9 p.m. (Eastern). 
Changes to these meeting times would be posted in the Chapter News section of our home page. 
Chapter Board Meetings take place the 2nd Tuesday of each month via conference call.