At OSI, we protect land for people, for wildlife, forever. Learn More About Who We Are
A Place for Life.
What We Protect
New & Noteworthy
Featured Fund Delaware River Watershed Protection Fund
OSI announces new deadlines for Capital Grants in the Delaware Watershed.Read More
Featured News Former OSI Senior Vice President Erik Kulleseid Confirmed as New York State Parks Commissioner
“We at OSI are overjoyed for the people of New York that Erik, a talented and creative leader and champion of public land, is working on behalf of the state’s parks,” said Kim Elliman, OSI’s president and CEO.Read More
What You Can Do
Donate to support OSI’s work
Become a part of our mission to safeguard at-risk places through your tax-deductible gift.Donate
Subscribe to our newsletter
We get in touch once a month with our most important news, stories, and updates.