Established Chapters
Alpha Chapter
San Diego State University
March 10, 1990
Beta Chapter
California State Polytechnic University, Pomona
March 1, 1996
Gamma Chapter
California Polytechnic State University, San Luis Obispo
March 4, 2000
Delta Chapter
University of California, Riverside
March 5, 2000
Epsilon Chapter
California State University, San Marcos
August 05, 2001
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Zeta Chapter
California State University, Fresno
​August 26, 2006
Eta Chapter
California State University, Northridge
​March 29, 2008
Theta Chapter
San Francisco State University
​October 11, 2009
Iota Chapter
University of California, Davis
July 9, 2010
Kappa Chapter
Santa Clara University
August 7, 2010
Lambda Chapter
University of California, Santa Barbara
August 20, 2010
Mu Chapter
California State University, Stanislaus
April 30, 2011
Nu Chapter
Boise State University
April 30, 2011
Xi Chapter
University of Illinois at Urbana-Champaign
March 23, 2012
Omicron Chapter
California State University, Sacramento
April 11, 2013
Pi Chapter
Eastern Washington University
April 20, 2013
Rho Chapter
University of San Diego
December 18, 2014
Sigma Chapter
University of Nevada Reno
December 2018
Want to become a member of Alpha Pi Sigma but don't have a chapter at your university? Contact our National Director of Expansion at expansion@alphapisigma.org​