| Chapter |
Charter date and range |
Institution |
Location |
Status |
Reference |
| Alpha |
November 13, 1983 |
Marquette University |
Milwaukee, Wisconsin |
Active |
[3][a] |
| Beta |
January 1, 1985 – 202x ? |
South Dakota School of Mines and Technology |
Rapid City, South Dakota |
Inactive |
[a] |
| Gamma |
April 20, 1991 |
North Carolina State University |
Raleigh, North Carolina |
Active |
[b] |
| Delta |
August 1, 1992 |
Milwaukee School of Engineering |
Milwaukee, Wisconsin |
Active |
[c] |
| Epsilon |
October 11, 1996 |
University of Southern California |
Los Angeles, California |
Active |
[d] |
| Zeta |
April 26, 1997 |
Syracuse University |
Syracuse, New York |
Active |
[e] |
| Eta |
February 21, 1998 |
University of British Columbia |
Vancouver, British Columbia, Canada |
Inactive |
|
| Theta |
February 27, 1999 |
University of Illinois Urbana-Champaign |
Champaign, Illinois |
Active |
[f] |
| Iota |
April 1, 2000 |
University of Michigan–Dearborn |
Dearborn, Michigan |
Active |
|
| Kappa |
April 28, 2001 – February 2006 |
North Dakota State University |
Fargo, North Dakota |
Inactive |
[g] |
| Lambda |
June 2, 2001 – 20xx ? |
Ohio State University |
Columbus, Ohio |
Inactive |
|
| Mu |
March 28, 2004 |
Northern Illinois University |
Dekalb, Illinois |
Inactive |
|
| Nu |
April 3, 2004 |
University of Delaware |
Newark, Delaware |
Active |
|
| Xi |
August 21, 2004 |
Clemson University |
Clemson, South Carolina |
Active |
|
| Omicron |
December 12, 2004 |
University of Wisconsin–Madison |
Madison, Wisconsin |
Active |
|
| Pi |
April 23, 2005 |
University of Virginia |
Charlottesville, Virginia |
Active |
|
| Rho |
January 22, 2006 |
Virginia Polytechnic Institute & State University |
Blacksburg, Virginia |
Active |
|
| Sigma |
February 4, 2006 |
Georgia Institute of Technology |
Atlanta, Georgia |
Active |
|
| Tau |
April 23, 2006 |
Rensselaer Polytechnic Institute |
Troy, New York |
Active |
|
| Upsilon |
April 30, 2006 |
University of Maryland, College Park |
College Park, Maryland |
Active |
|
| Phi |
November 17, 2007 |
Lamar University |
Beaumont, Texas |
Active |
|
| Chi |
March 29, 2008 |
George Washington University |
Washington, D.C. |
Active |
|
| Psi |
March 21, 2009 |
Binghamton University |
Binghamton, New York |
Active |
|
| Omega |
January 23, 2010 |
South Dakota State University |
Brookings, South Dakota |
Active |
|
| Beta Alpha |
April 24, 2010 |
Texas Tech University |
Lubbock, Texas |
Active |
|
| Beta Beta |
March 26, 2011 |
University of British Columbia at Okanagan |
Kelowna, British Columbia, Canada |
Inactive |
|
| Beta Gamma |
December 3, 2011 |
San Diego State University |
San Diego, California |
Active |
|
| Beta Delta |
January 21, 2012 |
Florida Atlantic University |
Boca Raton, Florida |
Active |
|
| Beta Epsilon |
January 28, 2012 |
University of Pennsylvania |
Philadelphia, Pennsylvania |
Active |
|
| Beta Zeta |
April 21, 2012 |
University of Missouri |
Columbia, Missouri |
Active |
|
| Beta Eta |
August 25, 2012 |
West Virginia University |
Morgantown, West Virginia |
Active |
|
| Beta Theta |
November 10, 2012 – 2021 |
Stony Brook University |
Stony Brook, New York |
Inactive |
|
| Beta Iota |
December 1, 2012 |
California Polytechnic State University, San Luis Obispo |
San Luis Obispo, California |
Active |
|
| Beta Kappa |
January 26, 2013 |
University of North Carolina at Charlotte |
Charlotte, North Carolina |
Active |
|
| Beta Lambda |
February 22, 2014 |
Lehigh University |
Bethlehem, Pennsylvania |
Inactive |
|
| Beta Mu |
March 1, 2014 |
Drexel University |
Philadelphia, Pennsylvania |
Active |
|
| Beta Nu |
March 30, 2014 |
Auburn University |
Auburn, Alabama |
Active |
|
| Beta Xi |
April 19, 2014 |
Washington University in St. Louis |
St. Louis, Missouri |
Active |
|
| Beta Omicron |
May 3, 2014 |
Rutgers University–New Brunswick |
New Brunswick, New Jersey |
Active |
|
| Beta Pi |
April 11, 2015 |
Oklahoma State University |
Stillwater, Oklahoma |
Active |
|
| Beta Rho |
January 23, 2016 |
University of Alabama |
Tuscaloosa, Alabama |
Active |
|
| Beta Sigma |
February 27, 2016 |
New York University |
New York City, New York |
Active |
|
| Beta Tau |
March 12, 2016 |
Kansas State University |
Manhattan, Kansas |
Active |
|
| Beta Upsilon |
May 6, 2017 |
San Jose State University |
San Jose, California |
Active |
|
| Beta Phi |
September 23, 2017 |
Widener University |
Chester, Pennsylvania |
Active |
|
| Beta Chi |
November 4, 2018 |
Cornell University |
Ithaca, New York |
Active |
|
| Beta Psi |
May 27, 2019 |
University of South Carolina |
Columbia, South Carolina |
Active |
|
| Beta Omega |
February 1, 2020 |
Texas A&M University |
College Station, Texas |
Active |
|
| Gamma Alpha |
August 1, 2020 |
James Madison University |
Harrisonburg, Virginia |
Active |
[4] |
| Gamma Beta |
March 20, 2021 |
University of Tennessee |
Knoxville, Tennessee |
Active |
[4] |
| Gamma Gamma |
May 6, 2023 |
Western Carolina University |
Cullowhee, North Carolina |
Active |
[4] |
| Gamma Delta |
September 7, 2024 |
University of North Carolina at Chapel Hill |
Chapel Hill, North Carolina |
Active |
[4] |
| Gamma Epsilon |
May 10, 2025 |
University of Nebraska–Lincoln |
Lincoln, Nebraska |
Active |
[4][h] |
| Gamma Zeta |
September 27, 2025 |
University of Illinois Chicago |
Chicago, Illinois |
Active |
[4][i] |