Key Findings

Donors Trust is a Virginia-based charity that has passed nearly $400 million from private donors to free-market causes since 1999.
Dozens of major conservative philanthropies hold Donors Trust accounts, including two run by industrialist Charles Koch (see graphic).
Donors Trust has funded at least 51 state-level, free-market think tanks since 2007.
A conservative media outlet called the Franklin Center for Government and Public Integrity drew 95 percent of its revenue from Donors Trust in 2011.