S
- Sacramento International University, (also called San Francisco International University, and Bellington University)
- Saint Augustines University of Technology, Nigeria
- Saint Bernard University, Italy
- St. Christopher Iba Mar Diop - College of Medicine, UK, USA
- St. Clements University (Called a "degree mill" by the State of Maine, but removed from list after a formal action taken by St. Clements University.)
- St. John's University School of Medicine, Montserrat
- St. John's University or St. John's University of Practical Theology, Springfield, Louisiana
- Saint Luke School of Medicine, Liberia; California; Ghana
- Saint Martin’s College and Seminary, Milwaukee, Wisconsin.
- St. Paul’s College & Seminary, Saint Paul, Minnesota
- St. Paul Ottawa College & University, Italy
- St. Regis University, Dominica; Liberia; Washington D.C.; and Washington (closed by court order in June 2005), (not to be confused with Regis University in Denver, which is accredited)
- Saint Stephen’s Educational Bible College, Los Angeles, California
- Saint Theresa's Medical University, St. Kitts
- St. Thomas-a-Becket College & University, Canterbury, England
- Saint Wolbodo Seminary, Baltimore, Maryland
- Samuel Ahmadu University, Nigeria
- Sancta Sophia Seminary, Oklahoma. Claims "accreditation" by the Accrediting Commission International for Schools, Colleges, and Theological Seminaries, Inc., an unrecognized accreditation agency.
- Sequoia University, Los Angeles and Oklahoma. Closed by court order in 1984.
- Somerset University
- South California Polytechnic University, Taiwan
- South Pacific University
- Southern Pacific University, Malaysia
- Springfield Christian College and Theological Seminary
- Standford University (aka International Open University) USA
- Stanton University\
- Strategic Business School, Nigeria
- Success Seminary, Oregon
- Suffield University; operating illegally in Connecticut
- Summerset University ("Appears to be a new version of the "University Degree Program" cluster supposedly closed by UK and US action. It has no legal authority to issue degrees.")
- Sunday Adokpela University, Nigeria
- Sutherland University
Read more about this topic: List Of Unaccredited Institutions Of Higher Education