Developing nurse leaders anywhere to improve healthcare everywhere.
Sigma VisionConnected, 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 InformationChapter-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) email@example.com www.SigmaNursing.org Call center staff are available to assist you Monday-Friday, 8:00 a.m. - 5:00 p.m. Eastern Time.