| Hoosier Herpetological Society | | A non-profit organization dedicated to the education of its membership and the conservation of all reptiles and amphibians. Includes information about meetings, events, and membership details. Located in Indianapolis. |
| Indiana Energy Conference | | A public event for people to explore their culture's relationship with energy. The purpose is to discuss experiences, share ideas, explore action, and build community. |
| Indiana Soybean Board | | Conducts soybean promotion and research. Provides consumer information, producer information, industry information programs, and market development activities. |
| Indiana Woodland Steward | | Information on local forests, a calendar of events, and links to other forestry sites. A quarterly publication promoting the wise use of forest resources is also available. |
| The Indiana 4-H Foundation | | A not-for-profit statewide organization that actively obtains contributions to support Indiana 4-H programs. |
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