Sentinel is headquartered in New York City and has 12 offices throughout the US, as well as Amsterdam, Melbourne, Munich and Singapore. The firm was founded in 1969. In addition to his duties at Sentinel, Mr. Streicker is the founder and a board member of Friends of Australian Wildlife Conservancy, and owner of Streicker Wines and Clairault Wines, both based in the Margaret River region of Australia. He is also a director of the Australian American Leadership Dialogue. Mr. Streicker is on the board of trustees of The Graduate Center Foundation of the City University of New York, and Temple Emanu-el of the City of New York, where he also has been President. He has served on the board of The Association of Foreign Investors in Real Estate, as Chairman of Manhattan's Community Board #5 and has been a member of the adjunct faculty of the Yale School of Organization and Management. From 2001 to 2005, he served as a member of the President's Foreign Intelligence Advisory Board.