List of Pi Tau Sigma chapters

Pi Tau Sigma is an international honor society for mechanical engineering.^[1][2] It was established in 1915 at the University of Illinois.^[1][2] In the following chapter list, active chapters are indicated in bold and inactive chapters and institutions are in italics.^[1][3][4]

Chapter	Charter date	Institution	Location	Status	References
Illinois Alpha	March 16, 1915	University of Illinois Urbana-Champaign	Urbana, Illinois	Active	[5]
Wisconsin Alpha	March 12, 1916	University of Wisconsin–Madison	Madison, Wisconsin	Active	[a]
Purdue Beta	May 13, 1922	Purdue University	West Lafayette, Indiana	Active
Minnesota Gamma	May 16, 1922	University of Minnesota	Minneapolis, Minnesota	Active
Illinois Tech Delta	December 22, 1924	Illinois Institute of Technology	Chicago, Illinois	Inactive
Missouri Epsilon	May 24, 1925	University of Missouri	Columbia, Missouri	Active
Penn State Zeta	December 11, 1925	Pennsylvania State University	University Park, Pennsylvania	Active
Cincinnati Eta	May 22, 1926	University of Cincinnati	Cincinnati, Ohio	Active
Lehigh Theta	December 5, 1927	Lehigh University	Bethlehem, Pennsylvania	Active
Carnegie Iota	May 20, 1930	Carnegie Mellon University	Pittsburgh, Pennsylvania	Active
Texas Kappa	April 18, 1931	University of Texas at Austin	Austin, Texas	Active
Oklahoma State Lambda	April 20, 1931	Oklahoma State University	Stillwater, Oklahoma	Active
Colorado Mu	May 21, 1932	University of Colorado Boulder	Boulder, Colorado	Active
Cornell Pi Tau	November 29, 1932	Cornell University	Ithaca, New York	Active
Georgia Tech Nu	November 29, 1932	Georgia Tech	Atlanta, Georgia	Active
Drexel Xi	June 7, 1933	Drexel University	Philadelphia, Pennsylvania	Active
Iowa Omicron	November 15, 1935	University of Iowa	Iowa City, Iowa	Active
Kansas Psi	November 15, 1935	University of Kansas	Lawrence, Kansas	Active
Nebraska Pi	December 10, 1938	University of Nebraska–Lincoln	Lincoln, Nebraska	Active
Kansas State Rho	May 20, 1939	Kansas State University	Manhattan, Kansas	Active
Oklahoma Sigma	April 12, 1940	University of Oklahoma	Norman, Oklahoma	Active
Pittsburgh Tau	April 22, 1940	University of Pittsburgh	Pittsburgh, Pennsylvania	Active
Virginia Tech Upsilon	April 24, 1940	Virginia Tech	Blacksburg, Virginia	Active
Rensselaer Phi	April 26, 1940	Rensselaer Polytechnic Institute	Troy, New York	Active
Auburn Chi	December 7, 1940	Auburn University	Auburn, Alabama	Active
Detroit Pi Eta	December 7, 1940	University of Detroit Mercy	Detroit, Michigan	Active
Massachusetts Phi Theta	December 7, 1940	University of Massachusetts Amherst	Amherst, Massachusetts	Active
Oregon State Omega	April 21, 1941	Oregon State University	Corvallis, Oregon	Active
NC State Pi Alpha	March 27, 1942	North Carolina State University	Raleigh, North Carolina	Active
CCNY Pi Beta	March 28, 1942	City College of New York	New York City, New York	Inactive
West Virginia Pi Gamma	March 31, 1942	West Virginia University	Morgantown, West Virginia	Active
Iowa State Pi Epsilon	November 12, 1942	Iowa State University	Ames, Iowa	Active
Marquette Pi Delta	November 22, 1942	Marquette University	Milwaukee, Wisconsin	Active
NYU Pi Zeta	January 24, 1943	New York University	New York City, New York	Active
Northwestern Pi Theta	May 14, 1943	Northwestern University	Evanston, Illinois	Active
Duke Pi Iota	May 13, 1944	Duke University	Durham, North Carolina	Active
Kentucky Pi Lambda	May 24, 1947	University of Kentucky	Lexington, Kentucky	Active
MIT Pi Kappa	May 29, 1947	Massachusetts Institute of Technology	Cambridge, Massachusetts	Active	[6]
Syracuse Pi Nu	April 30, 1948	Syracuse University	Syracuse, New York	Active
Ohio State Pi Mu	May 7, 1948	Ohio State University	Columbus, Ohio	Active
Utah Pi Xi	May 14, 1948	University of Utah	Salt Lake City, Utah	Active
Alabama Pi Omicron	May 14, 1948	University of Alabama	Tuscaloosa, Alabama	Active
New York Poly Pi Pi	May 20, 1948	Brooklyn Collegiate and Polytechnic Institute New York University Tandon School of Engineering	Brooklyn, New York	Active	[b]
Michigan Pi Rho	October 22, 1948	University of Michigan	Ann Arbor, Michigan	Active
New Mexico Pi Sigma	November 29, 1948	University of New Mexico	Albuquerque, New Mexico	Active
NDSU Pi Upsilon	December 13, 1948	North Dakota State University	Fargo, North Dakota	Active
Johns Hopkins Tau Alpha	March 23, 1949	Johns Hopkins University	Baltimore, Maryland	Active
Washington Pi Chi	May 6, 1949	Washington University in St. Louis	St. Louis, Missouri	Active
USC Tau Beta	May 13, 1949	University of Southern California	Los Angeles, California	Active
California Pi Omega	May 14, 1949	University of California, Berkeley	Berkeley, California	Active
Cooper Union Pi Phi	May 21, 1949	Cooper Union	New York City, New York	Active
Connecticut Pi Psi	May 21, 1949	University of Connecticut	Storrs, Connecticut	Active
Tennessee Tau Eta	April 24, 1950	University of Tennessee	Knoxville, Tennessee	Active
New Mexico Tau Delta	April 13, 1950	New Mexico State University	Las Cruces, New Mexico	Active
MSU Tau Epsilon	April 27, 1950	Michigan State University	East Lansing, Michigan	Active
Clarkson Tau Gamma	May 19, 1950	Clarkson University	Potsdam, New York	Active
LSU Tau Zeta	April 20, 1951	Louisiana State University	Baton Rouge, Louisiana	Active
NJIT Tau Theta	May 25, 1951	New Jersey Institute of Technology	Newark, New Jersey	Active	[c]
Rutgers Tau Iota	March 5, 1952	Rutgers University–New Brunswick	Piscataway, New Jersey	Active
Northeastern Tau Kappa	April 12, 1952	Northeastern University	Boston, Massachusetts	Active
Alpha Omega	1954	Chapter-At-Large		Active
Missouri Tau Lambda	April 16, 1955	Missouri University of Science and Technology	Rolla, Missouri	Active
Maryland Tau Mu	April 14, 1956	University of Maryland, College Park	College Park, Maryland	Active
Mississippi State Tau Nu	April 8, 1957	Mississippi State University	Mississippi State, Mississippi	Active
Louisiana Tech Tau Xi	April 23, 1957	Louisiana Tech University	Ruston, Louisiana	Active
Pratt Tau Omicron	April 9, 1958	Pratt Institute	Brooklyn, New York	Active
Villanova Tau Pi	April 10, 1958	Villanova University	Villanova, Pennsylvania	Active
Montana State Tau Rho	May 12, 1958	Montana State University	Bozeman, Montana	Active
SMU Tau Sigma	May 17, 1958	Southern Methodist University	Dallas, Texas	Active
WPI Tau Tau	March 8, 1959	Worcester Polytechnic Institute	Worcester, Massachusetts	Active
Arkansas Tau Upsilon	May 8, 1959	University of Arkansas	Fayetteville, Arkansas	Active
Wayne State Tau Phi	May 20, 1960	Wayne State University	Detroit, Michigan	Inactive
South Dakota State Tau Chi	March 6, 1961	South Dakota State University	Brookings, South Dakota	Active
Colorado State Tau Psi	March 8, 1961	Colorado State University	Fort Collins, Colorado	Active
Bradley Tau Omega	May 11, 1961	Bradley University	Peoria, Illinois	Active
UL Lafayette Sigma Alpha	May 13, 1961	University of Louisiana at Lafayette	Lafayette, Louisiana	Active	[d]
Notre Dame Sigma Beta	March 24, 1963	University of Notre Dame	Notre Dame, Indiana	Active
Arizona State Sigma Gamma	April 25, 1964	Arizona State University	Tempe, Arizona	Active
Texas A&M Sigma Delta	May 21, 1964	Texas A&M University	College Station, Texas	Active
Texas Tech Sigma Epsilon	April 15, 1966	Texas Tech University	Lubbock, Texas	Active
Houston Sigma Zeta	April 16, 1966	University of Houston	Houston, Texas	Active
California Sigma Eta	May 13, 1966	California State University, Long Beach	Long Beach, California	Active
San Diego State Sigma Theta	May 14, 1966	San Diego State University	San Diego, California	Inactive
Michigan Tech Sigma Iota	April 1, 1967	Michigan Technological University	Houghton, Michigan	Active
Cal State LA Sigma Kappa	February 15, 1968	California State University, Los Angeles	Los Angeles, California	Active
Rose-Hulman Sigma Lambda	February 21, 1968	Rose–Hulman Institute of Technology	Terre Haute, Indiana	Inactive
Pennsylvania Sigma Mu	April 21, 1968	University of Pennsylvania	Philadelphia, Pennsylvania	Active
Tennessee Sigma Nu	May 11, 1968	Tennessee Tech	Cookeville, Tennessee	Active
Lamar Sigma Xi	May 17, 1968	Lamar University	Beaumont, Texas	Active
Florida Sigma Omicron	May 25, 1968	University of Florida	Gainesville, Florida	Active
Hawaii Sigma Pi	January 20, 1969	University of Hawaiʻi at Mānoa	Honolulu, Hawaii	Active
Texas Sigma Rho	May 16, 1969	University of Texas at Arlington	Arlington, Texas	Active
WSU Sigma Sigma	May 17, 1969	Wichita State University	Wichita, Kansas	Active
Manhattan Sigma Tau	September 12, 1969	Manhattan University	Riverdale, Bronx, New York	Active
Miami Sigma Upsilon	January 22, 1970	University of Miami	Coral Gables, Florida	Active
Rhode Island Sigma Phi	May 13, 1970	University of Rhode Island	Kingston, Rhode Island	Active
Tulane Sigma Chi	May 15, 1970	Tulane University	New Orleans, Louisiana	Inactive
Tuskegee Sigma Psi	December 7, 1970	Tuskegee University	Tuskegee, Alabama	Active
Texas Delta Gamma	Spring 1971	University of Texas at El Paso	El Paso, Texas	Active
Lafayette Sigma Omega	April 20, 1971	Lafayette College	Easton, Pennsylvania	Inactive
Vanderbilt Delta Alpha	April 22, 1971	Vanderbilt University	Nashville, Tennessee	Active
Cal Poly Pomona Delta Beta	May 10, 1971	California State Polytechnic University, Pomona	Pomona, California	Active
Tri-State Delta Delta	December 5, 1972	Trine University	Angola, Indiana	Active
North Carolina Delta Epsilon	December 9, 1972	North Carolina A&T State University	Greensboro, North Carolina	Active
New Haven Delta Zeta	March 31, 1973	University of New Haven	West Haven, Connecticut	Active
Hartford Delta Eta	June 1, 1973	University of Hartford	West Hartford, Connecticut	Active
West Virginia Delta Theta	November 3, 1973	West Virginia University Institute of Technology	Beckley, West Virginia	Active
Toledo Delta Iota	February 23, 1974	University of Toledo	Toledo, Ohio	Active
Northrop Delta Kappa	March 22, 1975	Northrop University	Inglewood, California	Inactive	[e]
New York Delta Lambda	April 19, 1975	University at Buffalo	Buffalo, New York	Inactive
Southern Delta Mu	April 26, 1975	Southern University	Baton Rouge, Louisiana	Active
Dayton Delta Nu	March 25, 1977	University of Dayton	Dayton, Ohio	Active
Virginia Delta Xi	April 30, 1977	University of Virginia	Charlottesville, Virginia	Active
Columbia Delta Omicron	May 13, 1977	Columbia University	New York City, New York	Active
Rochester Delta Pi	May 14, 1977	Rochester Institute of Technology	Rochester, New York	Active
Louisville Delta Rho	October 28, 1977	University of Louisville	Louisville, Kentucky	Active
Central Florida Delta Sigma	June 2, 1978	University of Central Florida	Orlando, Florida	Active
South Carolina Delta Tau	September 8, 1978	University of South Carolina	Columbia, South Carolina	Active
Alabama Delta Upsilon	November 21, 1978	University of Alabama in Huntsville	Huntsville, Alabama	Active
UCSB Delta Phi	May 19, 1979	University of California, Santa Barbara	Santa Barbara, California	Active
Kettering Delta Chi	October 6, 1979	Kettering University	Flint, Michigan	Active
Naval Academy Delta Psi	March 20, 1980	United States Naval Academy	Annapolis, Maryland	Active
Old Dominion Delta Omega	March 27, 1981	Old Dominion University	Norfolk, Virginia	Active
South Dakota Phi Alpha	April 3, 1981	South Dakota School of Mines and Technology	Rapid City, South Dakota	Active
George Washington Phi Gamma	April 24, 1981	George Washington University	Washington, D.C.	Active
Prairie View Phi Delta	April 27, 1981	Prairie View A&M University	Prairie View, Texas	Active
San Jose Phi Zeta	October 8, 1982	San Jose State University	San Jose, California	Active
Lowell Phi Epsilon	September 24, 1982	University of Massachusetts Lowell	Lowell, Massachusetts	Active
Missouri KC Phi Eta	April 30, 1983	University of Missouri–Kansas City	Kansas City, Missouri	Active
Lawrence Phi Iota	May 21, 1984	Lawrence Technological University	Southfield, Michigan	Active
Clemson Phi Kappa	September 10, 1984	Clemson University	Clemson, South Carolina	Active
Memphis Phi Lambda	October 29, 1984	University of Memphis	Memphis, Tennessee	Active
Delaware Phi Mu	April 22, 1985	University of Delaware	Newark, Delaware	Active
Washington Phi Nu	May 22, 1985	University of Washington	Seattle, Washington	Active
South Alabama Phi Xi	October 26, 1985	University of South Alabama	Mobile, Alabama	Active
Western Michigan Phi Pi	December 5, 1985	Western Michigan University	Kalamazoo, Michigan	Active
Stevens Phi Omicron	October 17, 1986	Stevens Institute of Technology	Hoboken, New Jersey	Active	[7]
Evansville Phi Rho	May 6, 1987	University of Evansville	Evansville, Indiana	Active
Colorado Phi Sigma	October 23, 1987	University of Colorado Denver	Denver, Colorado	Active
UAB Phi Tau	November 21, 1987	University of Alabama at Birmingham	Birmingham, Alabama	Inactive
Texas A&I Phi Upsilon	December 5, 1987	Texas A&M University–Kingsville	Kingsville, Texas	Active
Wisconsin Phi Phi	April 23, 1989	University of Wisconsin–Milwaukee	Milwaukee, Wisconsin	Active
New Orleans Phi Chi	November 12, 1989	University of New Orleans	New Orleans, Louisiana	Active
Cal Poly San Luis Obispo Phi Psi	March 3, 1990	California Polytechnic State University, San Luis Obispo	San Luis Obispo, California	Active
Gannon Phi Omega	April 28, 1990	Gannon University	Erie, Pennsylvania	Active
Union Alpha Alpha	May 5, 1990	Union College	Schenectady, New York	Active
UC Irvine Alpha Beta	May 19, 1990	University of California, Irvine	Irvine, California	Active
South Florida Alpha Gamma	March 11, 1991	University of South Florida	Tampa, Florida	Active
Tennessee State Alpha Delta	March 29, 1991	Tennessee State University	Nashville, Tennessee	Active
Wyoming Phi Beta	April 4, 1981	University of Wyoming	Laramie, Wyoming	Inactive
Santa Clara Alpha Epsilon	April 29, 1991	Santa Clara University	Santa Clara, California	Active
Maine Alpha Zeta	April 24, 1992	University of Maine	Orono, Maine	Active
New York Alpha Eta	April 21, 1993	Binghamton University	Vestal, New York	Active
Wisconsin Alpha Theta	April 23, 1993	University of Wisconsin–Platteville	Platteville, Wisconsin	Active
FAMU-FSU Alpha Iota	April 16, 1994	Florida A&M University – Florida State University College of Engineering	Tallahassee, Florida	Active
Florida International Alpha Kappa	April 18, 1994	Florida International University, Downtown Miami Center	Miami, Florida	Active
Tufts Alpha Lambda	April 21, 1994	Tufts University	Medford, Massachusetts	Active
NYIT Alpha Nu	April 28, 1994	New York Institute of Technology	New York City, New York	Inactive
SUNY-Stony Brook Alpha Xi	April 29, 1994	Stony Brook University	Stony Brook, New York	Active
Boston University Alpha Mu	November 29, 1994	Boston University	Boston, Massachusetts	Active
Ohio Alpha Omicron	May 10, 1996	Ohio University	Athens, Ohio	Active
Michigan-Dearborn Alpha Pi	October 25, 1996	University of Michigan–Dearborn	Dearborn, Michigan	Active
UIC Alpha Sigma	October 23, 1999	University of Illinois Chicago	Chicago, Illinois	Active
Florida Tech Alpha Rho	April 27, 2000	Florida Institute of Technology	Melbourne, Florida	Active
Saint Martin's Alpha Tau	April 3, 2003	Saint Martin's University	Lacey, Washington	Active
Puerto Rico Alpha Phi	April 29, 2003	University of Puerto Rico at Mayagüez	Mayagüez, Puerto Rico	Active
SIUE Alpha Chi	May 1, 2003	Southern Illinois University Edwardsville	Edwardsville, Illinois	Active
IUPUI Alpha Upsilon	2005	Indiana University–Purdue University Indianapolis	Indianapolis, Indiana	Inactive	[f]
VMI Alpha Psi	April 23, 2007	Virginia Military Institute	Lexington, Virginia	Active
Temple Beta Alpha	February 8, 2009	Temple University	Philadelphia, Pennsylvania	Active
Baylor Beta Beta	February 8, 2009	Baylor University	Waco, Texas	Active
Fresno State Beta Gamma	February 28, 2010	California State University, Fresno	Fresno, California	Active
San Diego Beta Delta	February 11, 2011	University of San Diego	San Diego, California	Active
Cal Maritime Beta Epsilon	March 3, 2012	California State University Maritime Academy	Vallejo, California	Active
Texas A&M Qatar Beta Zeta	April 24, 2012	Texas A&M University at Qatar	Doha, Qatar	Active
North Texas Beta Eta	February 22, 2014	University of North Texas	Denton, Texas	Active
Guanajuato Beta Theta	February 28, 2015	Universidad de Guanajuato	Salamanca, Guanajuato, Mexico	Active
Georgia Southern Beta Iota	February 28, 2015	Georgia Southern University	Statesboro, Georgia	Active
Norwich Beta Kappa	February 25, 2017	Norwich University	Northfield, Vermont	Active
Northern Illinois Beta Lambda	February 24, 2018	Northern Illinois University	DeKalb, Illinois	Active
Embry-Riddle Beta Mu	February 24, 2018	Embry–Riddle Aeronautical University, Daytona Beach	Daytona Beach, Florida	Active
Nevada Reno Beta Nu	February 24, 2018	University of Nevada, Reno	Reno, Nevada	Active
AU Sharjah Beta Xi	2018	American University of Sharjah	Sharjah, Emirate of Sharjah, United Arab Emirates	Active
CUA Beta Omicron	May 13, 2021	Catholic University of America	Washington, D.C.	Active

Notes

1. Chapter formed from a local honorary established on November 15, 1915.
2. Chapter was originally called Brooklyn Poly Pi Pi as it was formed at Brooklyn Collegiate and Polytechnic Institute, now called New York University Tandon School of Engineering.
3. Chapter was originally called Newark Tau Theta as it was formed at the Newark College of Engineering, now called the New Jersey Institute of Technology.
4. Chapter was originally called USL Sigma Alpha as it was formed at the University of Southwestern Louisiana, now called the University of Louisiana at Lafayette.
5. The university closed in 1991.
6. In 2024, IUPUI split into two separate universities, Indiana University Indianapolis and Purdue University in Indianapolis.