While many EPI students are private students, some are sponsored by the following agencies:

• Academy for Educational Development
• Africa America Institute
• Agency for International Development
• American Councils for International Education: ACTR/ACCELS
• AMIDEAST
• Chonnam National University
• COMEXUS: Comision Mexico-Estados Unidos para el Intercambio Educativo y Cultural
• Embassy of the State of Kuwait
• Embassy of the State of Qatar
• Embassy of the United Arab Emirates
• Institute of International Education
• ITOCHU Corporation, Japan
• LASPAU: Academic and Professional Programs for the Americas
• Partners of the Americas
• Pusan National University
• Royal Embassy of Oman
• Royal Embassy of Saudi Arabia
• Royal Thai Embassy
• SEP: (Secretaria de Educacion Publica), Mexico
• Showa Marutsutsu Company,Ltd.,Japan and Hartsville, SC
• Sonangol
• SONOCO, Latin America and Hartsville, SC
• World Bank