The IRS classifies this as a private foundation. The umbrella organization is the Bilderberg Group.

The sources documenting American Friends of Bilderberg, Inc.

Total Number of Documents: 4
Name Url type
IRS Form 990-PF - American Friends of Bilderberg, Inc. https://info.publicintelligence.net/AmericanBilderberg-2011.pdf Generic
nonprofitquarterly.org - Powerbrokers and Power Funders behind the Secretive Bilderberg Meeting https://nonprofitquarterly.org/2013/06/06/powerbrokers-and-power-funders-behind-the-secretive-bilderberg-meeting/ Generic
2007 IRS Form 990-PF http://207.153.189.83/EINS/510163715/510163715_2007_04292F0A.PDF Generic
NNDB Profile and Membership List http://www.nndb.com/org/514/000042388/ Generic