Bill Clinton may have leveraged his family’s foundation to secure a lucrative partnership with a Dubai-based company, further blurring the lines between the Clintons’ personal finances and their philanthropic empire.

The detail emerged in a memo written by longtime Clinton confidante Doug Band in 2011 that was released Wednesday by WikiLeaks. In it, Band described the work of his newly founded consulting firm, Teneo Strategies, as convincing clients to donate to the Clinton Foundation.