In September 2008, Sandra L. Charles founded GMDS-USA, along with its chairman, Richard Jereissati.


In 1992 Ms. Charles also founded C&O Resources, Inc. a policy analysis and business development firm focused on the Middle East which she continues to operate.  Based in Washington DC, the firm's clientele consists of senior foreign government officials and major US and foreign corporations.


Leaving the US Government in August 1991 after 16 years of service, Ms. Charles joined the International Planning and Analysis Center (IPAC) as Vice President for International and Governmental Affairs, departing the following year to establish C&O Resources. For 15 years she served in the USG in the National Security and Foreign Policy sectors of the Executive Branch in Presidents Reagan's and Bush's National Security Council (NSC) staff and in the Office of the Secretary of Defense,  International Security Affairs focusing on the Middle East, South Asia and Africa.  She formulated and managed Defense policies and programs as they related to US national security goals and objectives in those geographic regions, including negotiations and developing security cooperation, international agreements, foreign military sales, Middle East peace initiatives, and crises management, including the Bush 41 Administration's policy for Operations Desert Shield and Desert Storm.  During the Reagan Administration, she was a key player in forging Administration policy toward the Iran-Iraq War, including the US military operations to protect Kuwaiti shipping in the Gulf in 1987-1988.  Appointed to the Senior Executive Service in March 1985, she supervised a staff of twelve senior military and civilian personnel, and was the principal advisor to the Assistant Secretary of Defense, ISA, and through him, to the Secretary of Defense and the Under Secretary for Policy, on Middle Eastern and South Asian security issues and defense programs.


In conjunction with her work, Ms. Charles has traveled extensively throughout the Middle East, South Asia and East Africa.  In addition to receiving 15 outstanding or superior performance awards, in 1988 for her service in the Defense Department Ms. Charles was presented with the Secretary of Defense Medal of Meritorious Civilian Service.


Ms. Charles received a BA from Mary Washington College of the University of Virginia, and awarded a scholastic fellowship by the Office of the Secretary of Defense, she received a Masters Degree in International Public Policy from John Hopkins University's School of Advanced International Studies.