Corporate, foundation and individual sponsors of the McDonnell International Scholars Academy as of December 1, 2009.
Corporate sponsors
| Ameren | St. Louis, MO |
| Arch Coal | St. Louis, MO |
| Boeing | St. Louis, MO |
| Brown Shoe Company | St. Louis, MO |
| Cabot Corporation | Boston, MA |
| Charoen Pokphand | Indonesia Pt, Jakarta, Indonesia |
| Corning Incorporated | Corning, NY |
| DuPont | Wilmington, DE |
| Emerson | St. Louis, MO |
| Energy & Environment Research Group (EERG) | Ames, IA |
| Fila Korea | Seoul, South Korea |
| IL & FS | Mumbai, India |
| Mallinckrodt | St. Louis, MO |
| MEMC Materials Group, Incorporated | St. Peters, MO |
| Monsanto Company | St. Louis, MO |
| Nestlé Purina PetCare Company | St. Louis, MO |
| Peabody Energy | St. Louis, MO |
| Risun Coal Chemicals Group Limited | Beijing, China |
| Rohm and Haas | Philadelphia, PA |
| Sigma-Aldrich | St. Louis, MO |
Foundation Sponsors
| Lee Foundation | Singapore |
Individual Sponsors
| Carol & Jon Epstein | St. Louis, MO |
| Cho-Yee & Patricia To | Ann Arbor, MI |