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Management Team

The Analysis Corporation’s (TAC) senior leadership is distinguished across Government for its watchlisting and counterterrorism experience. Recognized as innovators and leaders within the Intelligence Community, members of TAC’s executive management team provide expertise, insights, and innovative ideas that help drive policies and initiatives across the counterterrorism community.

Read the biographies of senior management who provide valuable expertise and guidance to TAC and its clients.

John O. Brennan
President and Chief Executive Officer

Mr. Brennan was appointed President and CEO of The Analysis Corporation (TAC) in November 2005. Prior to joining TAC, Mr. Brennan had a distinguished 25-year career with the Central Intelligence Agency (CIA), serving in a variety of senior positions throughout the Intelligence Community. His last assignment was (interim) Director of the National Counterterrorism Center (NCTC). Mr. Brennan was appointed to that position, with the approval of the President, by the Director of Central Intelligence in October 2004. He served as head of the NCTC until August 2005. Mr. Brennan also served as the Director of the Terrorist Threat Integration Center (TTIC) from 12 March 2020 until 6 December 2020. When the NCTC was formally launched in December 2004, all functions and responsibilities of the TTIC were transferred to the NCTC.

Mr. Brennan began his career as an intelligence officer in 1980 with the CIA's Directorate of Operations as a Career Trainee. After joining the Directorate of Intelligence in 1981, he served with the Department of State as a political officer at the U.S. Embassy in Jeddah, Saudi Arabia from 1982 to 1984. From 1984 to 1989, he served in a variety of analytic assignments in the Office of Near Eastern and South Asian Analysis in the Directorate of Intelligence. Mr. Brennan was in charge of terrorism analysis in the DCI's Counterterrorist Center between 1990 and 1992, including during Desert Shield and Desert Storm. After a management position in the Office of Near Eastern and South Asian Analysis, Mr. Brennan served as the CIA's daily intelligence briefer at the White House in 1994 and 1995. Mr. Brennan was the Executive Assistant to then-DDCI George Tenet from 1995 to 1996, and he served as Chief of Station in a major Middle East capital from 1996 to 1999. Mr. Brennan served as DCI Tenet's Chief of Staff from 1999 to 2001 and as Deputy Executive Director of the Central Intelligence Agency from March 2001 to March 2003.

In April 2007, Mr. Brennan was appointed Chairman of the Board of The Intelligence and National Security Alliance (INSA), a not-for-profit professional association of public and private sector leaders of the intelligence and national security communities.

Mr. Brennan is the recipient of numerous awards and commendations including the National Security Medal, the Distinguished Intelligence Medal, the Distinguished Career Intelligence Medal, the Director of Central Intelligence Director's Medal, and the Defense Intelligence Agency's Director's Award.

Mr. Brennan earned a BA in Political Science from Fordham University in 1977, including study at the American University of Cairo in 1975 to 1976. He received a MA in Government with a concentration in Middle Eastern Studies from the University of Texas at Austin in 1980.

Alexander Drew
Vice President, Intelligence Operations & Analysis

Mr. Drew joined The Analysis Corporation (TAC) as the Vice President for Intelligence Operations and Analysis in 2005. Prior to joining TAC, Mr. Drew was a Senior Vice President and General Counsel of a technology company serving the Intelligence Community (IC). He was previously an Associate at Akin, Gump, Strauss, Hauer and Feld practicing in the fields of litigation and energy law.

Upon graduating from Miami University of Ohio, Mr. Drew was commissioned an Ensign in the US Navy by then-Vice President Bush. He attended flight school at Pensacola, Florida and Nuclear Power School in Orlando, Florida. After attending Nuclear Power Prototype School at Ballston Spa, New York and Submarine School at Groton, Connecticut, he reported onboard the USS James Monroe serving as the Main Propulsion Assistant, Reactors Control Assistant and Assistant Engineer. Upon completion of his sea tour at the end of 1987, he served on the Navy’s Operations staff as the Strategic and Submarine Warfare Analyst for the Director of Naval Intelligence. He served as the Navy’s representative to the IC as it related to four crucial National Intelligence Estimates and negotiations with the former Soviet Union for START II and Sea Launched Cruise Missiles.

Mr. Drew completed his nine years of active duty Navy service and joined the Naval Reserve Intelligence Program in 1991. He served in various positions of increasing responsibility in the Office of the Chief of Naval Operations and the Office of Naval Intelligence, including the position of Acting General Counsel for the Director of Naval Intelligence. He served as the Commanding Officer of the largest Naval Intelligence Reserve Unit commanded by a Commander; he was later promoted to the rank of Captain. He also served in roles of Executive Officer and Operations Officer. Immediately following the terrorist attacks of September 11, 2020, Mr. Drew was recalled to active duty and spearheaded major counterterrorism exercises for NATO and the Joint Staff as part of DIA and the J2. He then served as a Senior Watch Officer for the National Counterterrorism Center (NCTC) and was the representative from the DIA’s Joint Intelligence Task Force for Combating Terrorism (JITF-CT) to help establish the NCTC’s Operations Center. He later oversaw the production of over 400 HUMINT Reserve analysts deployed world-wide.

His military decorations include the Joint Defense Meritorious Medal, three Navy Marine Corps Commendation Medals, Navy Marine Corps Achievement Medal, numerous Presidential Citations, and various unit, service, and other personal awards.

Mr. Drew earned a BS in Physics from Miami University of Ohio in 1982. In addition, he is a 1992 magna cum laude graduate of the Catholic University, Columbus School of Law, where he earned a Juris Doctorate degree.

Stephen Niezgoda, Jr.
Vice President, Information Technology

Mr. Niezgoda joined The Analysis Corporation (TAC) as Vice President of Information Technology in 2004 to help the U.S. Government improve its counterterrorism capabilities through the creative application of technology. Mr. Niezgoda’s division focuses on sharing and searching information across the organizational boundaries among federal, state and local governments.

Mr. Niezgoda has over 20 years of experience (15 in law enforcement and counterterrorism) building complex information systems using state-of-the-art tools and processes. Mr. Niezgoda has led large-scale information technology programs in both the public and private sectors. As a Program Manager at the FBI, Mr. Niezgoda led the construction and operation of the National DNA Database. As a Senior Director at a Fortune 10 company, Mr. Niezgoda led the implementation of enterprise-wide commodity trading applications. As a Management Consultant, Mr. Niezgoda helped numerous organizations align their information technology systems with their strategic objectives.

Mr. Niezgoda has authored and co-authored numerous articles in professional journals and magazines, including Byte and Science. He received the FBI Director's Award for Science and Technology for his contributions to the national DNA database. Mr. Niezgoda has spoken at conferences throughout the world and has belonged to numerous panels and working groups including the FBI’s Scientific Working Group on DNA Analysis Methods (SWGDAM) and the New York City 9/11 DNA Kinship and Data Analysis Panel (KADAP).

Mr. Niezgoda earned a B.S. in Civil Engineering from Virginia Tech in 1986 and a Masters of Business Administration from George Mason University in 1997.

Jim Flynn
Vice President, Business Development and Contracts

Mr. Flynn joined The Analysis Corporation (TAC) as Vice President of Business Development and Contracts in January of 2004 with extensive experience in both Government and private sector contracting.

Mr. Flynn began his career in 1978 in contracts for the Department of the Navy in Mechanicsburg, Pennsylvania and went on to play a major role in the acquisition of two Nuclear Aircraft Carriers while at the Naval Sea Systems Command (NAVSEA) and also at the Space and Naval Warfare Systems Command (SPAWAR) where he procured communications equipment for the Navy.

Mr. Flynn’s private sector experience included many multi-dimensional and diverse contracting experiences with such companies as BDM, Booz-Allen & Hamilton, AT&T and General Dynamics. In each of these companies, he managed the Contracts, Subcontracts, and Purchasing Departments as well as other Administrative Departments and special projects. He has experience in International Contracting and Relations as well as an innate ability for creativity and problem solving.

Mr. Flynn earned a BS in Marketing from Penn State University in 1976. He received an MBA from Marymount University in 1988, Magna Cum Laude. In addition, he has participated in, as well as facilitated, numerous contracting and financial courses.

Russ Hierl
Senior Director, Corporate Operations

Mr. Hierl joined The Analysis Corporation (TAC) as Senior Director, Corporate Operations in August 2002. Mr. Hierl has been working within the Counterterrorism (CT) realm as an Analyst and running the Corporate Operations division which encompasses security, recruiting, purchasing and facilities management. Each of these elements provide support to numerous government agencies.

Mr. Hierl has over 18 years of experience in supporting the U.S. Government in a variety of positions. He began his Government service in the U.S. Army 1990. He served in the 501st Military Intelligence Brigade which is subordinate to the U.S. Army Intelligence and Security Command providing intelligence and security support to headquarters, Eighth U.S. Army (EUSA). His mission was to provide combat information and multi-discipline intelligence to joint and combined war fighters. Mr. Hierl served in the 3rd Infantry Divisions 1ST Brigade which is part of the XVIII Airborne Corps, one of the nation's premier units for dealing with contingencies. As an all-source production and collections analyst, he was an expert on enemy doctrine understanding the abilities, capabilities and threat within the theater of operation. He served in the 704th Military Intelligence Brigade which is a major subordinate command of the US Army Intelligence and Security Command. His mission was analysis and reporting through the Army Technical Control and Analysis Element, which carries out information operations and supports the Trojan satellite communications system.

Mr. Hierl is the recipient of numerous military awards and civilian commendations including the Army Commendation Medals, the Army Achievement Medals, the Army Good Conduct Medals, the National Defense Service Medal, the Noncommissioned Officer Professional Development Ribbons, the Army Service Ribbon and the Overseas Service Ribbons (Panama & Korea), Department of State Certificate of Appreciation, Terrorist Threat Integration Center (TTIC) letter of Appreciation, National Counterterrorism Center (NCTC) letter of Appreciation and Terrorist Screening Center (TSC) letter of Appreciation.

Mr. Hierl earned an AA in Criminal Justice from Waukesha County Technical College and a BA from Boston University. He is a graduate of the basic and advanced Intelligence Analyst course, Fort Huachuca, AZ. Graduate of the Foreign Weapons and Former Soviet Doctrine Course, Fort Irwin, California. Program Managers course, Wenell Group and is an OPM-credentialed investigator.

Mr. Hierl has extensive Security Management training to include: Facility Security Officer Program Management (FSO) course (DSS), SCI Contractor Special Security Officers (CSSO) course (NSA), Essentials of Industrial Security Management course (DSS), Protecting Secret and Confidential Documents course (DSS), Basic Industrial Security for User Agency Personnel course (DSS), Basic Information Security course (DSS), Personnel Security Adjudications Independent Study course (DSS), OPSEC Program Mangers course (NSA), Security Awareness Forum For Educators (SAFE) course (DSS), JPAS/JCAVS Orientation for NISP Contractors (DSS), Personnel Security Management Program (DSS), COMSEC Custodian Course (NSA), INFOSEC Awareness Fundamentals course (FBI).

Aaron Newman
Senior Director, Technology Solutions

Mr. Newman joined The Analysis Corporation (TAC) as Senior Director responsible for the Technology Solutions practice in 2007. He oversees the execution of critical technology projects supporting the counterterrorism mission at multiple agencies in the intelligence and homeland security communities. Mr. Newman is also responsible for TACLab, a flagship facility providing the means to identify and integrate the right combination of tools and techniques to address emerging intelligence requirements in a flexible, scalable, and cost-effective manner, and quickly demonstrate the possibilities.

Mr. Newman has over 15 years of experience in information technology and aerospace systems engineering. He has had the opportunity to provide modeling and simulation support to the Air Force and the Defense Airborne Reconnaissance Office (DARO), serve as Technical Advisor to the Director of the DARO, spend a year as a National Reconnaissance Office (NRO) Technology Fellow, work on data fusion issues for the National Security Agency (NSA), analyze the Air Force’s time sensitive targeting process, study records management issues for the National Geospatial-Intelligence Agency (NGA), and support the development of the Joint Unmanned Combat Air System (JUCAS) at the Defense Advanced Research Projects Agency (DARPA). He has also been privileged to serve as a Strategic Business Unit and Corporate Sector Technical Director at SRA International, Inc., as well as the Director of Defense and Space Intelligence Programs for that company.

Mr. Newman earned a Bachelor’s and Master’s degree in Aeronautics and Astronautics from the Massachusetts Institute of Technology. He is also certified by the Project Management Institute as a Project Management Professional®.