ΔΣΠ | Delta Sigma Pi

America’s Foremost Co-Ed Business Professional Fraternity 

St. Mary’s University at San Antonio, TX | Lambda Upsilon Chapter

Our purpose

Delta Sigma Pi is a professional fraternity organized to foster the study of business in universities; to encourage scholarship, social activity and the association of students for their mutual advancement by research and practice; to promote closer affiliation between the commercial world and students of commerce, and to further a higher standard of commercial ethics and culture and the civic and commercial welfare of the community.



Community Service

Fraternity History

Est. 1907

As the foremost professional fraternity for men and women, Delta Sigma Pi develops principled business leaders for the future by providing a lifetime of opportunity for our members. 

From undergraduates to young professionals, from mid-career managers to retirees, our business fraternity impacts members throughout their lives. Delta Sigma Pi trains members, in professional skills, leadership, ethics and service.

The fraternity has a network of 297 chapters internationally. Professionalism at its finest. Unlimited social opportunities. A connection. A brotherhood. An opportunity. 

Connect with us!