Participating institutions
- Saint Anselm College
- Saint Cloud State University
- Saint Mary’s College of California
- Saint Mary’s University, Texas
- Saint Michael's College
- Saint Petersburg University (Russia)
- Saint Xavier University
- Salem State University
- Salve Regina University
- San Diego State University
- San Jose State University
- Santa Clara University
- Sarah Lawrence College
- Seattle Pacific University
- Schreiner University
- Seattle University
- Seton Hall University
- Sewanee, University of the South
- Shippensburg University
- Siena College
- Simmons College
- Skidmore College
- Southern Methodist University
- Southern Oregon University
- Southwestern University
- St. Catherine University
- St. Cloud State University
- St. Edward’s University
- St. Francis College
- St. John Fisher College
- St. John's College
- St. Mary’s College of California
- St. Mary’s College of Maryland
- Stanford University
- 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 Purchase
- Stephens College
- Stockton University
- Stonehill College
- Stony Brook University
- Suffolk University
- Susquehanna University
- Swarthmore College
- Sweet Briar College
- Syracuse University
