Participating institutions
- Saint Anselm College
- Saint Cloud State University
- Saint John Fisher College
- Saint Leo University, Saint Leo, FL
- Saint Mary’s College of California
- Saint Mary’s University, Texas
- Saint Michael's College, Colchester, VT
- Saint Petersburg University (Russia)
- Saint Xavier University
- Salem State University
- Salve Regina University, Newport, RI
- San Diego State University, CA
- San Jose State University
- Santa Clara University
- Sarah Lawrence College, Bronxville, NY
- Schreiner University
- Seattle Pacific University
- Seattle University, WA
- Seton Hall University
- Sewanee: The University of the South
- Shippensburg University
- Siena College, Loudonville, NY
- Simmons University, Boston, MA
- Skidmore College
- Southern Illinois University, Edwardsville
- Southern Methodist University
- Southern Oregon University
- Southwestern University, Georgetown, TX
- Springfield College, MA
- St. Catherine University
- St. Cloud State University
- St. Edward’s University
- St. Francis College
- St. John Fisher University, Rochester, NY
- St. John's College, Annapolis, MD
- St. Mary’s College of California
- St. Mary’s College of Maryland
- Stanford University, CA
- State University of New York at Binghamton
- State University of New York at Buffalo
- State University of New York at Geneseo
- State University of New York at New Paltz
- State University of New York at Purchase
- Stephens College
- Stockton University
- Stonehill College
- Stony Brook University, NY
- Suffolk University, Boston, MA
- Susquehanna University
- Swarthmore College
- Sweet Briar College
- Syracuse University, NY
