NPR Foundation is an independent non-profit foundation based in Washington, District of Columbia. Established in 1992, the foundation enhances current and long-term financial support for National Public Radio (NPR) to encourage, solicit, receive, hold, and manage the charitable distribution for the exclusive benefit of NPR. The assets are managed by the Board of Trustees.NPR Foundation's investment portfolio is valued at $455.48 million, with investments in publicly-traded equities, private equity, real assets, and cash.