| Alpha Sigma Tau | |
|---|---|
| ΑΣΤ | |
 | |
| Founded | November 4, 1899 Michigan State Normal College, (Ypsilanti, Michigan) |
| Type | Social |
| Affiliation | NPC |
| Former Affiliation | AES |
| Status | Active |
| Scope | National |
| Motto | Active, Self-reliant, Trustworthy |
| Slogan | Defining Excellence |
| Colors | emerald green and gold |
| Symbol | Anchor |
| Flower | Yellow Rose |
| Jewel | Pearl |
| Publication | The Anchor |
| Philanthropy | Women's Wellness Initiative, Girls Who Code |
| Chapters | 77 |
| Members | 65,000+ active |
| Headquarters | 3334 Founders Road Indianapolis, Indiana 46268 United States |
| Website | www |
Alpha Sigma Tau (known as ΑΣΤ or Alpha Tau) is a national sorority founded November 4, 1899, at Eastern Michigan University (formerly Michigan State Normal College). A member of the National Panhellenic Conference, the sorority has 78 active collegiate chapters at colleges and universities around the U.S. and over 65,000+ lifetime members.