IRUSA is the American branch of Islamic Relief Worldwide (IRW) based in the UK. It's leadership has numerous ties to the Muslim Brotherhood.
MPAC was founded by Muslim Brotherhood members, specifically Hassan and Maher Hathout.
Federal prosecutors said in 2008 that "MAS was founded as the overt arm of the Muslim Brotherhood in America."
Former ICNA President Ashrafuzzaman Khan was charged with heinous war crimes by Bangladesh's International Crimes Tribunal.
The U.S. government labeled CAIR an unindicted co-conspirator in the trial of the Holy Land Foundation for financing the Hamas terrorist group.