Team

  • Mark Freedman

    Principal & CEO

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    Mark Freedman is Principal & Chief Executive Officer of Rebel Global Security, which provides security risk management, geopolitical, and national security consulting services to private sector companies. Mark is a trusted advisor to his clients, providing insights and strategies to help executives anticipate threats, reduce corporate risk, and enhance commercial value in a complex global and domestic security environment.

    Prior to founding Rebel, Mark was a strategy consultant with Deloitte Consulting and Associate Director for National Security at Xcelerate Solutions. In these roles, Mark helped client organizations tackle emerging threats and build security programs. He advised the Department of Defense, Federal Bureau of Investigation, and U.S. Intelligence Community on the development of new strategies and capabilities in the areas of threat intelligence, insider threat, and crisis management.

    For almost a decade, Mark served as a U.S. State Department officer, including as Chief of Staff to the Ambassador-at-Large for Counterterrorism. As Chief of Staff, Mark ran bureau front office operations for an organization of more than 150 people with more than $1 billion in foreign assistance funds under management; he also managed the flow of all briefing materials to the Secretary of State and other senior U.S. government officials. In previous assignments at State, Mark led interagency surge teams to tighten security cooperation with European allies in the wake of the 2015 ISIS attacks in Paris; developed strategic plans to contain weapons proliferation during the Arab Spring; and created a first-of-its-kind multilateral forum for security information sharing.

    Mark holds a M.A. in Security Studies from Georgetown University and a B.A. in International Affairs from The George Washington University. He is a Certified Protection Professional (CPP), Certified Information Security Manager (CISM), and a member of the ASIS Steering Committees on Enterprise Security Risk Management and Critical Infrastructure.

  • Rick Mercuri

    Senior Advisor

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    Rick Mercuri has served as senior security executive at two of the largest U.S. banks. Throughout four decades in the corporate security world, Rick has demonstrated strong leadership and strategic decision making for global and domestic organizations. Rick is a trusted advisor to C-level executives and considered a thought leader with expertise in mitigating complex physical security risks and developing threat intelligence capabilities.

    Among his many leadership roles, Rick was the Senior Director of Corporate Security for Santander US where he developed a comprehensive physical security program that included a 24/7 security operations center and an intelligence fusion center. He developed risk assessment methodologies, insider threat management capability, security training courses, and numerous programs, including workplace violence/active shooter and travel security.

    Rick also served as the Senior Vice President and Head of Intelligence for RBS Citizens for the Americas region where he and his team managed external and insider threats impacting the organization. Rick took on several high-profile assignments including building a training and awareness team, implementing a global security model, and orchestrating the development and rollout of new security policies across the U.S. and Latin America.

    During his years of service at RBS Citizens, Rick held the role of Senior Vice President and Chief Security Officer for Royal Bank of Scotland’s United States entity, Citizens Financial Group. Rick created a dynamic security program with a team of 125 security professionals. His security program included electronic forensic and investigation units, physical security project group, a security operations center, executive security team, and insider fraud monitoring.

    Rick was appointed to advisory forums at Pennsylvania State University and Roger Williams University to contribute to the development of academic programs in global security and intelligence. Rick holds a bachelor’s degree in criminal justice from Northeastern University and is a Certified Protection Professional (CPP).

  • Amb. Jake Walles

    Senior Advisor

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    Ambassador Jake Walles was a career Foreign Service Officer for over 35 years. He served twice as Chief of Mission: Ambassador to Tunisia from July 2012 to September 2015 and Consul General in Jerusalem from July 2005 to August 2009. After leaving government service, he joined the Carnegie Endowment for International Peace as a nonresident Senior Fellow in July 2017.

    In the Department of State, he also served as Senior Adviser on Foreign Fighters in the Bureau of Counterterrorism from September 2015 to March 2017 and as Deputy Assistant Secretary of State in the Bureau for Near Eastern Affairs — responsible for U.S. policy with respect to Egypt, Israel, Jordan, Syria, Lebanon and the Palestinians — from June 2010 to March 2012.

    Ambassador Walles also served as the Director of the Office of Israel and Palestinian Affairs from 1998 to 2001 and as Deputy Principal Officer at the U.S. Consulate General in Jerusalem from 1996 to 1998. For more than twenty years, he was an active participant in U.S. efforts to promote peace in the Middle East dating back to the 1991 Madrid Conference.

    Other assignments included: Deputy Chief of Mission in Athens, First Secretary for Economic Affairs in Tel Aviv, Vice Consul in Amsterdam, and Special Assistant to the Under Secretary for Economic Affairs in Washington.

    From September 2009 to June 2010, Ambassador Walles was the Cyrus Vance Fellow for Diplomatic Studies at the Council on Foreign Relations.

    As a career member of the Senior Foreign Service, Ambassador Walles reached the rank of Minister Counselor. He is the recipient of Presidential Meritorious Rank Awards in 2007 and 2012, and the Department of State’s Distinguished Honor award in 2016.  He also received Superior Honor Awards in 2001 and 1994 for his work promoting peace in the Middle East. The President of Tunisia named him “Grand Officier de l’Ordre de la République” in 2015 in recognition of his efforts to advance relations between the U.S. and Tunisia. He is a member of the American Academy of Diplomacy.

    He was born in Wilmington, Delaware and is a graduate of Wesleyan University and the School of Advanced International Studies of Johns Hopkins University.

  • Jeff Kupfer

    Senior Advisor

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    During the George W. Bush Administration, Jeff helped to lead the Department of Energy, serving as the Acting Deputy Secretary and Chief Operating Officer as well as the Chief of Staff. In those positions, he played a central role in the development and implementation of U.S. energy policy, along with overseeing the Department’s multi-billion dollar budget and the loan guaranty programs for innovative energy technologies (nuclear, fossil, renewables, and vehicles). He traveled extensively and represented the Department in numerous international meetings.

    Before arriving at DOE, Jeff worked in the White House as a Special Assistant to the President for Economic Policy, where he handled a variety of fiscal issues, including tax policy, and as the Executive Director of the President’s Panel on Federal Tax Reform. During the first term of the Bush Administration, Jeff served as the Treasury Department’s Deputy Chief of Staff. Prior to these positions, Jeff was a counsel for the U.S. Senate Finance Committee and a trial attorney at the U.S. Department of Justice.

    After leaving government, Jeff was an executive at Atlas Energy and Chevron and is a co-founder of Starling, an applied behavioral sciences technology company.  He also spent a year as the Bernard Schwartz fellow at the Asia Society and is on the Advisory Board of the Columbia University Center on Global Energy Policy.  A native of Pittsburgh, Jeff has an undergraduate degree from Yale and a law degree from Harvard Law School.

  • Ted Singer

    Senior Advisor

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    Ted Singer served five times as CIA Chief of Station in strategic locations in Europe and the Middle East and in executive positions in Washington DC. As field commander, he had operational control of counterterrorism cooperation, intelligence support for major events and high-profile summits, and partner engagement to identify and thwart foreign interference and cyber attacks.

    Over a 35-year career, Ted received national recognition, including Distinguished Career Intelligence Medal (2020), Director of Central Intelligence Agency’s Award (2019), and Director of National Intelligence’s Award for Leadership (2016).

    He has proficiency in French, Arabic, and Turkish.

  • John Mulligan

    Senior Advisor

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    John Mulligan is a 39-year veteran of the U.S. Intelligence and National Security Community, primarily the National Security Agency (NSA)/Central Security Service (CSS).

    Prior to joining the National Counterterrorism Center, he was responsible for the NSA’s overall counterterrorism program. His role included integrating NSA capabilities with other US government agencies to detect and disrupt terrorist threats around the world.

    Mr. Mulligan began his career as an intelligence analyst and served in a variety of field and operations management positions. While serving oversees in his role as a Senior Representative, he championed development of data analytic technology to discover and disrupt terrorist networks. His many recognitions include being awarded the National Intelligence Sustained Superior Service Medal and the Presidential Rank Award, for Meritorious Executive Service.

    A native of Chicago, John received his B.A. from the University of Notre Dame and an M.B.A. from the University of Florida.

  • Anthony Hannon

    Senior Advisor

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    Anthony Hannon is a leader in cyber security with extensive technical and management experience in several cyber security domains. He began his career working for a Fortune 500 company in the defense industry as a member of the Security Operations Center (SOC). Soon after, Anthony assumed the SOC Team Lead role where he managed the day-to-day tasks and cyber investigations for the corporate network.

    In 2016, Anthony joined a Fortune 100 insurance company in the financial services industry as the cyber incident response lead and has held several roles within the organization; including Security Intelligence Director where he set the strategic direction for the security intelligence, ethical hack, digital forensics, and eDiscovery teams, Business Information Security Officer assisting the Data Science organization, and Head of Software Security. Anthony is currently the Head of Cyber Advisory Services where he leads a team of Security Solution Architects and Business Information Security Officers. These teams design secure solutions and provide cyber risk guidance to all information technology and business areas within the company, enabling the integration of cyber security while achieving the success of business objectives. In addition, Anthony serves as a member of the Board of Directors for the non-profit organization, Minorities in Cyber Security.

    Anthony graduated from Salve Regina University with a BA in Administration of Justice and a MS in Administration of Justice with a focus on Cyber Security. In addition, Anthony holds several Information Security certifications, including the CISSP and CISM.

  • Matt Donato

    Senior Advisor

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    Matt Donato is an expert on security solutioning, consulting, and team building, with a career spanning 20 years across all facets of the cybersecurity industry. Matt has focused on helping companies identify their gaps and the resources they need to protect themselves and provide the solid foundation they need to grow. Matt is also a Partner at Echelon Cyber + Risk and was previously Co-Founder & CEO of cybersecurity and data intelligence advisory firm HuntSource, which serviced various companies throughout the critical infrastructure sectors.

  • Amb. Nathan Sales

    Trusted Advisor Network

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    Ambassador Nathan A. Sales is the founder and principal of Fillmore Global Strategies LLC, a consultancy that provides legal and strategic advisory services on matters at the intersection of law, policy, and diplomacy.

    From 2017 to 2021, Ambassador Sales served at the U.S. Department of State as Under Secretary for Civilian Security, Democracy, and Human Rights (acting). He oversaw nine bureaus and offices led by Senate-confirmed principals, with 1,300 employees and a combined foreign assistance budget of more than $5 billion annually, and the mission of preventing and countering threats to civilian security, including terrorism, mass atrocities, and violations of human rights and the rule of law.

    Concurrently, Ambassador Sales was Ambassador-at-Large and Coordinator for Counterterrorism. After being nominated by the President and unanimously confirmed by the U.S. Senate, he was sworn in on August 10, 2017. He served as the principal adviser to the Secretary of State on international counterterrorism matters, and led the State Department’s Counterterrorism Bureau, a 200-person team with an annual foreign assistance budget of $400 million. He was also the Special Presidential Envoy to the Global Coalition to Defeat ISIS, leading U.S. relations with the 83-member Coalition and efforts to ensure the lasting defeat of ISIS in the Middle East and around the world.

    While at the State Department, Ambassador Sales led the elements of the U.S. government’s China strategy promoting democratic values and human rights, including with respect to Hong Kong and Xinjiang. He oversaw the development and implementation of a wide range of U.S. government sanctions, including Global Magnitsky actions and Executive Order 13,936, targeting those responsible for undermining Hong Kong’s freedoms and autonomy. Ambassador Sales was the architect of the landmark 2017 UN Security Council Resolution 2396 on terrorist travel, and successfully pressed NATO to make counterterrorism a core Alliance mission. He led diplomatic engagements to persuade a dozen key partners in Europe and the Americas to designate Hizballah as a terrorist organization in its entirety. He launched the Western Hemisphere Counterterrorism Ministerial, in which heads of state and minister-level officials meet bianually to coordinate efforts against terrorist threats in the region. He led the U.S. government’s international efforts to combat white supremacist terrorism. Under his leadership, the State Department imposed terrorism sanctions on the Russian Imperial Movement – the first-ever U.S. designation of white supremacist terrorists.

    An Ohio native, Ambassador Sales received his B.A., summa cum laude, from Miami University in Oxford, Ohio, where he was elected to Phi Beta Kappa. He earned his J.D., magna cum laude, from Duke Law School, where he was Research Editor of the Duke Law Journal and joined the Order of the Coif. After law school, he clerked for the Honorable David B. Sentelle of the U.S. Court of Appeals for the DC Circuit.

  • Anthony Hurley

    Trusted Advisor Network

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    Anthony Hurley is Partner/Consultant with Critical Preparedness, LLC, specializing in Utility Operations, Emergency Management, Business Continuity, and Physical Security. Upon his retirement, Anthony had celebrated 37 years in the utility sector, working for a Fortune 200 corporation that owned ten (10) utilities in five (5) states. During his career, he served in leadership roles in five (5) of those electric utilities in three states (OH, PA and NJ). He retired in 2017, as Vice President of Operations for an electric utility that served 1.1 million electric meters in New Jersey, where he managed an operations workforce of over 1,250 professional and represented employees. Post-retirement, he has worked with critical infrastructure, government, and tribal clients throughout the Continental United States (CONUS), Alaska, Canada, UK, the Caribbean, and the Middle East. He has also traveled throughout Europe and southeast Asia.

    Anthony possesses the prestigious ‘Triple Crown’ of ASIS board certifications, those being the Certified Protection Professional (CPP®), Professional Certified Investigator (PCI®), and Physical Security Professional (PSP®). He is also a CPTED Consultant, having achieved the Crime Prevention Through Environmental Design (CPTED) Professional Designation (CPD).  Anthony is a course developer, Adjunct Instructor, and guest speaker at NYU School of Professional Studies in New York City, for emergency management and security management courses. He is currently pursuing the Advanced Certificate in Terrorism Studies from the University of St. Andrews (Scotland) with a completion goal of 2Q 2024.

    Anthony serves as Chair of the ASIS Austin Chapter, and Past Chair of the ASIS Utilities Security Council / Community, which represents electric, nuclear, natural gas, communications, water and wastewater, and hydro dam utilities. He is also a member of the Security Industry Association Utilities Advisory Board. Throughout his career, Anthony has received specialized emergency management, homeland security, and terrorism training from numerous federal and state agencies, including the FBI, USDHS, and FEMA.

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