The Former Government Executives Council provides insight and innovative ideas to improve government based on their past and extensive experience as senior officials at the Federal, State, and local levels. They provide thought leadership that draws on lessons learned and effective practice developed during their careers in government. Members of the FEGC are available as expert resources, speakers, or senior advisors. Please contact any one of our team to explore how the FEGC can help with improving effectiveness and efficiency across the public sector.

Members include:

Dan Chenok is Executive Director of the IBM Center for The Business of Government. He oversees all of the Center's activities in connecting research to practice to benefit government, and has a special focus on technology, cybersecurity, regulation, budget, and acquisition issues, and on Presidential transitions. Mr. Chenok also generally advises public sector leaders on a wide range of management issues. Before joining IBM, Mr. Chenok was a career Government executive and served as the Branch Chief for Information Policy and Technology with the Office of Management and Budget, where he led a staff with oversight of federal information and IT policy, including electronic government, computer security, privacy and IT budgeting. Prior to that, he served as Assistant Branch Chief and Desk Officer for Education, Labor, HHS, and related agencies in OMB's Office of Information and Regulatory Affairs. Mr. Chenok began his government service as an analyst with the Congressional Office of Technology Assessment, and left government service at the end of 2003.

Areas of expertise: IT and information policy and budgeting, cybersecurity, privacy, regulation, acquisition, public-private partnerships

Affiliations: Standards Coordinating Council, NAPA, ACT-IAC, CSIS

Contact Information: (202) 551-9310,


Troy Edgar serves in the IBM Business Services US Federal consulting business as Partner, Finance and Supply Chain Transformation. He brings together the IBM service lines and practice areas to our federal market clients and helps IBM better understand the voice of the customer and reinforce the eminence of our brand. Edgar was previously the Chief Financial Officer (CFO) for the Department of Homeland Security (DHS), responsible for the $90 billion budget, financial systems modernization, and financial operations for all DHS management and operations. Edgar is a U.S. Navy veteran with more than 25 years of consulting, corporate and public sector experience as a senior executive delivering consulting services to over 40 Fortune 500 companies across many industries including government, aerospace and defense, logistics and technology. He started his consulting career at PricewaterhouseCoopers (PwC) after nearly a decade with Boeing as the CFO for the company's $3 billion military aircraft logistics and C17 USAF/Boeing Globemaster III Sustainment Partnership (GSP) business. He later founded Global Conductor (GC), a $130 million boutique consulting firm specializing in F500 business transformation, corporate consolidations, restructuring, acquisition integration, shared services, and systems integration. GC was named one of Consulting Magazine’s Fastest Growing Firms in 2016 and 2017.

Affiliations: American Society of Military Comptrollers, Association of Government Accountants, American Council for Technology - Industry Advisory Council (ACT-IAC), and the University of Southern California – Board of Counselors, Master of Business for Veterans (MBV)

Contact Information: (562) 618-9090,

Margie Graves is a Visiting Fellow with the IBM Center for The Business of Government. She is the former Deputy Federal CIO for the Office of Management and Budget. She led the Office of the Federal Chief Information Officer efforts to drive value in Federal IT, deliver digital services, protect Federal IT assets and information, and develop the next generation IT workforce. In her previous role, Margie worked to improve the way Government delivers results and technology services to the public. She drove elements of the President’s Management Agenda; IT Modernization, Data as a Strategic Asset and Workforce of the 21st Century.  Margie also served as the Deputy CIO at the U.S. Department of Homeland Security (DHS). As the Deputy CIO, she had oversight of an IT portfolio of $5.4 billion in programs. She managed the operations of the Office of the Chief Information Officer, covering the functional areas of Applied Technology, Enterprise Architecture, Data Management, IT Security, Infrastructure Operations, IT Accessibility, Budget and Acquisition.

Contact Information: (703) 217-5390,

Terry Halvorsen is a Vice President of Federal Client Development with IBM. Prior to joining IBM, he worked with Samsung electronics as Executive Vice President for the Business to Government group and CIO. Mr. Halvorsen was formerly the Department of Defense Chief Information Officer and the Department of the Navy Chief Information Officer. As DoD CIO, Mr. Halvorsen was the principal advisor to the Secretary of Defense for information Management / Information Technology and Information Assurance as well as non-intelligence space systems; critical satellite communications, navigation, and timing programs; spectrum; and telecommunications. As the Department of Navy CIO, Mr. Halvorsen was the principal Information Technology, Information Assurance and privacy policy advisor to the Secretary of the Navy. Before serving as the Department of the Navy CIO, Mr. Halvorsen was the Deputy Commander, Navy Cyber Forces. Previous to that, Mr. Halvorsen served as the Deputy Commander, Naval Network Warfare Command. He was responsible for providing leadership for over 16,000 military and civilian personnel and supporting over 300 ships and approximately 800,000 globally dispersed computer network users.  Mr. Halvorsen also served as an Army intelligence officer active and reserve in a variety of assignments, including Operations Just Cause and Desert Storm.

Contact Information: (850) 686-2621,

Mark Newsome is a Senior Partner and Managing Client Partner, U.S. Federal Healthcare within IBM Consulting. He has an extensive background in health care management, government affairs, and business development. He is a retired Army Medical Service Corps Chief Financial Officer (CFO) with over 25 years of active duty service culminating as Army Medical Congressional Budget Liaison with the Office of the Assistant Secretary of the Army for Financial Management and Comptroller, Pentagon. As the primary point of interface to House and Senate Defense and Military Construction (MILCON) Appropriations Committees, Mark held responsibilities for development and execution of comprehensive legislative strategies for over $12 billion in appropriated funding for Army Health Care, Medical Research, Medical Procurement, Wounded Warrior care, and Medical MILCON. His efforts secured increased funding across all portfolios and doubled funding for the Congressionally Directed Medical Research Program.

Affiliations: National Defense Industrial Association (NDIA), American Society of Military Comptrollers; Mark is Chair of NDIA’s Health Affairs Division. His vision is to seed actionable collaboration of military and veteran healthcare systems, academia, and industry which delivers transformative capabilities to those who serve in defense of our nation. Mark is also a member of the American Society of Military Comptrollers.

Areas of expertise: Veterans Affairs, Military Health System, Government Relations, DoD Financial Management and Operations, Federal Healthcare, Federal Appropriations and Government Operations

Contact Information: 315-560-4887 (Office), 315-560-4887 (Mobile),



Karen Zeiler is a Partner with IBM Consulting. Karen has over 30 years of health and human services experience. This includes managing government contracts and analyzing proposed policy for two managed care plans, advocating for the Florida Hospital Association, and decades of service to the State of Florida. During her tenure in state government, Karen gained experience in child welfare, public health, Temporary Assistance for Needy Families (TANF), and Medicaid program operations; as well as, legislative services, state budgeting and finance. Karen served under five governors in roles such as Deputy Chief of Staff to the Governor managing all Health and Human Services and Public Safety agencies and a $30B budget, Chief of Staff at the Medicaid agency and Department of Health, TANF Financial Administrator, and various policy and budget positions.

Areas of Expertise: Organizational leadership, state operations and budgeting, government transformation, and Medicaid managed care

Contact Information: 850-510-4850,