ACRES, Inc.
- Protects 40 nature preserves in 11 Northeast Indiana counties.
- http://acreslandtrust.org

Clear Lake Township Land Conservancy
- Includes major project and acquisition areas, and past newsletters.
- http://www.clearlakeindiana.org/conservancy/

Sycamore Land Trust
- Membership and donation information, properties protected, landowner conservation options, and events.
- http://www.sycamorelandtrust.org/

Central Indiana Land Trust Incorporated
- A nonprofit corporation acting to protect natural spaces in the face of increasing urban sprawl.
- http://www.cilti.org/

Wawasee Area Conservancy Foundation, Inc.
- Seeks to protect and preserve Indiana's Wawasee area watershed through education and acquisition of wetland areas. Provides history, goals, and accomplishments. Includes maps and photographs.
- http://www.wacf.com