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Bill Ulfelder

Bill Ulfelder

Bill Ulfelder is the executive director of The Nature Conservancy in New York, where he has led the conservation of more than 200,000 acres and launched the Conservancy’s first-ever comprehensive urban conservation program in New York City. Though he’s traveled the world on behalf of the Conservancy—to the likes of Mongolia, the Dominican Republic, the Brazilian Amazon, Namibia, Northern Kenya and Tanzania—Bill finds himself most at home with his wife, Natalie, and daughter, Bella. They live on the Upper West Side of Manhattan.


How do you judge a child's pain threshold?

Bill Ulfelder
Jan 16, 2014

Bill Ulfelder, the New York director of The Nature Conservancy, sees 14,000 acres of rooftops in his city that could be used for everything from generating electricity to restoring nature

Bill Ulfelder
Jan 22, 2013

There is nature in our backyards and our parks; even the green strips running down big avenues like Broadway in New York City contain natural value. By recognizing that we can connect people to nature—and nature to people.

Bill Ulfelder
Jun 5, 2012