Skip to main content Skip to footer site map

John Vonglis

Senior Advisor to the Chairman and CEO of GAMCO Inc

Management and Governance, Resourcing and Financial Management

Col. John G. Vonglis, USA, is senior advisor to the Chairman and CEO of GAMCO Inc, a $40 billion asset management firm. From 2017 – 2019 he served as the Senate confirmed Chief Financial Officer of the U.S. Department of Energy. He served also as Chief Risk Officer. Simultaneous to these roles, John was appointed by the President as acting Director of the Advanced Research Projects Agency- Energy (ARPA-E); a federal agency.

Prior to joining DOE, Mr. Vonglis was a senior advisor to Cross Range Capital LLC, a boutique private equity firm. Before Cross Range Capital, he was Senior Vice President of Finance at Red Apple Group, Inc., where he served simultaneously as CFO of its energy portfolio company. Before this, he was a practice area leader with IBM.

From 2002 – 2009 he served at the Department of Defense, initially as Director of Management Initiatives for the Under Secretary for P&R, and culminating his service as acting Assistant Secretary (CFO), of the U.S. Air Force while also performing the duties of the Under Secretary, as the first Chief Management Officer. In 2000, he was a candidate for the U.S. House of Representatives from his native New York. His private sector experiences include senior financial and operational positions within advisory, aerospace/defense, financial services, and high-technology firms to include Grumman Aerospace, The First Boston Corporation, PricewaterhouseCoopers, and IBM.

John also is a Colonel in the U.S. Army Reserve. He is published, has appeared on radio and television, advised the Army Cyber Institute, lectured at the U.S. Military Academy, and serves on various boards. As a former Eagle Scout, he is the recipient of Scouting’s National Outstanding Eagle award. He holds B.S. and M.B.A. degrees from Fordham University, and a master’s in international public policy from The Johns Hopkins University School of Advanced International Studies (SAIS).