Markos K. Marinakis of Holy Trinity Cathedral in Manhattan, NY, was invested as Archon in 2011 and conferred with the offikion Depoutatos.

Archon Marinakis has served on the Cathedral Board of Trustees. He is also a fulfilled member of Leadership 100.

Archon Marinakis owns and operates a ship chartering company and is otherwise very active in the maritime industry. He has also served on the Board of Directors of the Panama Canal Commission, and in 2008 he was appointed Director of the Woodrow Wilson International Center for Scholars in Washington, DC. Archon Marinakis is also the founder of the philanthropic Kardamylian Foundation.