WELCOME to the Theta Upsilon Chapter of Delta Sigma Pi, America’s most distinguished fraternity for Business Students. Delta Sigma Pi is a co-ed group of students in the School of Business that emphasizes professionalism, but balances it with social activity and brotherhood. The Theta Upsilon chapter has been established at the Siena College School of Business since 1971. Our Brothers are recognized as the elite leaders in professional development in the School of Business. Our chapter continues to actively contribute to the College, the surrounding community, and the professional world through numerous fraternity activities and events.