ATO was founded by Otis Allan Glazebrook, Erskine Mayo Ross and Alfred Marshall, at the Virginia Military Institute in 1865 upon Christian-not Greek-principles.
ATO was not established in imitation of or in opposition to any existing fraternity.=
The ATO Foundation was officially recognized in June of 1935 at the 34th Congress in Memphis, Tenn.
The LeaderShape Institute, Inc. was created in 1986 by Alpha Tau Omega, and is considered one of the country's premier leadership development training programs available to college students and young professionals.
ATO was honored by the Smithsonian Institute for innovative use of technology with an award for Information Technology in the field of Government and Non-Profit Organizations in June 1995. The award was given for ATO's innovative use of CompuServe as an online communications tool.
After more than 84 years with its national office in Champaign, IL, the ATO National Headquarters moved to Indianapolis, IN, on December 13, 1995.
ATO annually ranks among the top ten national fraternities for number of chapters and total number of members. ATO has more than 250 active and inactive chapters with more than 200,000 members and more than 6,500 undergraduate members.
Honor Society® is a national membership organization dedicated to supporting academic, professional, and personal growth. We recognize your potential and support your future goals by offering
member access to benefits and services, such as discounts on learning, dining, health, travel, career resources, and commemorative graduation regalia.
Honor Society® is an independent, member-supported private organization and is not affiliated with any college, university, or other honor society. Participation is voluntary,
and all benefits, services, and recognition items are optional and may change over time. As a technology-forward membership club, we are committed to providing tools, resources, and
opportunities designed to help members move forward with confidence and purpose. Learn more in
our transparency statement.