1600 Market Street, Suite 1320, Philadelphia, PA 19103
nataly@meridican.net
+ 1 215-963-1555
As a Member of the Board and a senior lawyer, John Gallagher is responsible for establishing corporate governance policies, providing strategic oversight, and participating in decisions on major company matters.Mr. Gallagher brings more than 40 years of legal, government affairs, and international advisory experience, representing clients at the federal, state, and local levels in the United States, as well as internationally. His professional focus has centered on providing expert consulting, strategic management, and regulatory guidance to domestic and international clients, with particular emphasis on business activities in North America, Eastern Europe, and Asia.
For a period of ten years, Mr. Gallagher served as Chairman of the U.S. Industry Coalition, a non-profit organization established by the U.S. Congress to address nuclear energy and biological security concerns in Eastern Europe. He possesses extensive experience in energy-related matters in both the United States and Europe, including nuclear energy and nuclear waste management.
As a practicing attorney, Mr. Gallagher has successfully represented U.S. companies abroad and foreign companies in the United States in large-scale oil and natural gas transactions, the acquisition of advanced space and satellite technologies, and the transfer of highly sensitive and advanced technologies.
Mr. Gallagher serves as a subcontractor to the U.S. Air Force on matters involving military procurement and the acquisition of equipment and technologies for military and dual-use applications. He is licensed by the U.S. Department of State to export, import, and broker military and dual-use equipment. He is widely recognized as an accomplished consultant and problem solver with deep and diversified expertise in international affairs.
Over the past two decades, Mr. Gallagher has been deeply engaged in international business through Meridican Inc., traveling extensively throughout Eastern Europe and the Middle East while representing client interests across a wide range of complex commercial enterprises.
Beginning in 1997, at the request of U.S. Congressman Curt Weldon, Mr. Gallagher, on a pro bono basis, provided advisory services to the Russian Parliament (the State Duma) in connection with the development of land privatization legislation and the establishment of a mortgage system in Russia. This multi-year effort involved extensive legislative engagement and contributed to the privatization of land and the creation of an early-stage mortgage framework, laying groundwork for long-term economic development.
Mr. Gallagher earned a Bachelor of Arts, magna cum laude, from La Salle University, where he later served for five years as a Professor in the Honors Program. He earned a Juris Doctor degree from the Carey Law School at the University of Pennsylvania (Penn Law)—an Ivy League institution and one of the leading law schools in the United States. He was admitted to the practice of law in Pennsylvania in 1976 and is admitted to practice before the Pennsylvania Supreme Court, the U.S. District Court for the Eastern District of Pennsylvania, and the U.S. Court of Appeals for the Third Circuit.
For 33 consecutive years, John Gallagher has been rated AV® Preeminent™ by Martindale-Hubbell®, the highest peer-review rating available, reflecting exceptional legal ability, professional excellence, and the highest standards of ethical conduct.
Eugene R. Sullivan is a retired Federal Judge based in Washington, D.C., with more than 20 years of federal appellate judicial experience and a distinguished career spanning national security, defense, intelligence, government ethics, and appellate adjudication. He was nominated by President Ronald Reagan and confirmed by the United States Senate and was commissioned as a Federal Judge in 1986. In 1990, President George H. W. Bush appointed Judge Sullivan as Chief Judge of the United States Court of Appeals for the Armed Forces.
In 2020, Judge Sullivan joined the Meridican Inc. team as a Senior Advisor, bringing to the firm a tremendous depth of legal, governmental, and institutional experience. His participation significantly strengthens Meridican’s advisory capabilities in highly regulated, compliance-sensitive, and strategically complex matters, particularly those involving government engagement, defense, national security, and oversight frameworks.
Judge Sullivan has held senior legal and advisory roles at the highest levels of the U.S. government. He served as General Counsel of the National Reconnaissance Office (NRO), at the time one of the most highly classified U.S. satellite intelligence agencies, where he oversaw complex legal issues related to intelligence operations, national security, and advanced space technologies.
Earlier in his career, Judge Sullivan served as a trial attorney with the U.S. Department of Justice. He later held multiple senior positions within the U.S. Department of Defense, including Deputy General Counsel of the U.S. Air Force, General Counsel of the 14th U.S. Air Force, and Chief Ethics Officer of the U.S. Air Force. For many years, he also served as Chair of the International Judicial Conference, contributing to international judicial cooperation and the development of legal best practices across jurisdictions.
Judge Sullivan served in the United States Army for more than five years and is a Distinguished Member of the Ranger Training Brigade. His military decorations include the Bronze Star, the Air Medal, and numerous additional commendations. He was inducted into the U.S. Army Ranger Hall of Fame, recognizing exceptional service and leadership.
His professional achievements have been recognized through numerous U.S. and international honors, including the Medal of Justice (Romania), the First Class Medal of Defense (Hungary), the Defense Minister’s Citation of Merit (Republic of China), an Honorary Doctor of Laws degree from the New England School of Law, the U.S. Air Force Exceptional Civilian Service Medal, and the Department of Defense Medal for Distinguished Public Service.
Judge Sullivan is graduated from the United States Military Academy at West Point—the most prestigious and elite military academy in the United States and one of the leading military academies in the world and received his Juris Doctor degree from Georgetown University Law School, where he served as an editor of the Georgetown Law Journal. As a Senior Advisor to Meridican Inc., he contributes exceptional judgment, institutional credibility, and decades of experience to the firm’s multidisciplinary team, enhancing Meridican’s ability to advise clients operating in complex legal, regulatory, and government-facing environments.
Natalie Shevchenko is a Director of Meridican Inc., specializing in international corporate and strategic transactions, with a particular focus on emerging companies and markets in the United States, Europe, and the countries of the former Soviet bloc, including Central Asia and Eastern Europe. She brings extensive legal and business experience in mergers and acquisitions, cross-border structuring, and complex industry-specific transactions, advising clients operating in highly regulated and politically sensitive environments.
Since joining Meridican Inc. in 2006, Ms. Shevchenko has played a central role in the execution of transformational and precedent-setting projects, particularly in the defense, dual-use technologies, aerospace, telecommunications, and advanced technology transfer sectors. She has been directly involved in projects that contributed to the development of U.S. legal frameworks for the lawful transfer of military and dual-use products for civilian applications, applying her legal and regulatory expertise to ensure compliance while enabling innovative commercial outcomes.
Ms. Shevchenko is responsible for Meridican’s operations across Europe and Asia and leads the firm’s efforts to expand its business interests into new geographic regions and markets. She also heads Meridican’s global client management initiative, coordinating the work of the firm’s international client managers and implementing best practices to ensure consistent standards of client service, confidentiality, regulatory compliance, and operational excellence across all jurisdictions.
Prior to joining Meridican, Ms. Shevchenko served as legal counsel to a multinational company based in Eastern Europe. Earlier in her career, she worked as an Assistant District Attorney and criminal prosecutor at the Office of the General Prosecutor, where she gained substantial experience in criminal law, investigations, and government procedures—experience that continues to inform her compliance-driven approach to international transactions.
Natalie Shevchenko is currently completing advanced executive (C-suite) education at the Wharton School of the University of Pennsylvania, an Ivy League institution widely regarded as the world’s leading business school.
Ms. Shevchenko holds a Juris Doctor degree in Law from the Academy of Law and completed postgraduate legal education at the State Law Academy under the Ministry of Justice. She is admitted to the Bar in Ukraine. She is widely recognized for her discipline, discretion, and ability to navigate complex legal and regulatory frameworks, making her a key contributor to Meridican’s reputation as a trusted advisor in high-risk, high-value international projects.
Mr. Boonin is a seasoned business consultant and recognized leader in scenario planning, bringing decades of experience in strategic analysis, risk identification, and complex problem solving. He is widely regarded for his ability to anticipate potential challenges, evaluate alternative outcomes, and develop practical, actionable solutions in dynamic and uncertain environments.
Mr. Boonin has extensive experience in the development of funding-ready business plans for early-stage and growth-stage enterprises, including the preparation of pro forma financial statements, financial models, and strategic roadmaps designed to meet institutional and investor-level standards. He is known for his objectivity, analytical rigor, and exceptional attention to detail, qualities he has consistently applied across domestic and international engagements. In addition, he brings meaningful experience in government relations and regulatory environments.
Throughout his career, Mr. Boonin has held a range of senior leadership roles in the private sector, frequently serving as Chief Financial Officer (CFO), Chief Operating Officer (COO), or Executive Vice President. His public-sector and quasi-public experience is equally significant and includes service as a regulatory commissioner, advisor to senior government officials, manager of large intergovernmental operations, member of a major city’s planning commission, and local legislator. This combination of private- and public-sector leadership provides him with a uniquely balanced perspective on governance, regulation, and execution.
Mr. Boonin earned a Bachelor of Science degree from the Wharton School of the University of Pennsylvania—one of the world’s leading business schools and a member of the Ivy League—and a Master of Arts in Economics from Brown University, one of the premier Ivy League institutions.
Mr. Boonin joined Meridican Inc. more than a decade ago and has since made substantial and lasting contributions to the firm’s strategic advisory capabilities. His experience significantly strengthens Meridican’s ability to support clients in strategic planning, scenario analysis, regulatory navigation, and complex decision-making, particularly in environments involving government interaction and long-term structural risk.
Eugene R. Sullivan II is a Senior Legal Advisor to Meridican Inc., having joined the firm more than five years ago. During this time, he has made a significant and lasting contribution to Meridican’s growth, substantially strengthening the firm’s capabilities in regulatory compliance, internal investigations, and complex cross-border legal matters. His exceptional expertise, strategic judgment, and extensive professional experience make him a key member of Meridican’s advisory team.
Mr. Sullivan represents businesses and individuals in matters involving investigations by U.S. federal and state law enforcement authorities and provides strategic counsel on regulatory compliance, internal controls, and risk management. He brings deep experience advising clients operating in highly regulated and international environments.
His professional experience includes serving as counsel to a court-appointed monitor responsible for overseeing Foreign Corrupt Practices Act (FCPA) compliance across the global operations of a Fortune 100 company. He also acted as lead field attorney in a complex cross-border investigation involving Ukraine, Russia, and Austria, addressing the impact of European Union sanctions on the operations of an EU-based corporation. In addition, he conducted an internal investigation for an international sports governing body concerning allegations of bribery and corruption.
In parallel with his compliance and investigations practice, Mr. Sullivan has significant litigation experience in international trade and intellectual property matters. He has specialized in patent litigation before U.S. district courts and the U.S. International Trade Commission and has represented multinational clients in disputes involving intellectual property infringement, protection of confidential information, and complex licensing arrangements.
Mr. Sullivan also practiced in the London office of a global law firm, advising multinational clients on U.K. and U.S. intellectual property litigation, cross-border IP enforcement, and international dispute resolution.
He is a graduate of Duke University, one of the nation’s leading private research universities with a strong reputation in economics, public policy, and global studies; the London School of Economics and Political Science (LL.B., Upper Second-Class Honors), one of the world’s premier institutions for economics, law, and social sciences; and Columbia Law School (LL.M.), an Ivy League institution and one of the top law schools in the United States. Mr. Sullivan is admitted to practice law in the State of New York and the District of Columbia.
Mr. Denny is a proven senior leader with a highly successful career in management and operations, progressive decision making and problem solving in diverse areas, including strategic planning & communications; policy analysis; international inter-agency operations and program management in support of US Government and commercial organizations; financial, logistical and human resource management. He has over twenty-five years of experience in the fields of Intelligence Surveillance and Reconnaissance (ISR), Counterintelligence, HUMINT and Special Operations with numerous deployments to Africa, Middle East, South Pacific and Central Asia.
Mr. Denny has served in many capacities. In the private sector, he has been the VP of Security for a satellite surveillance company and a consultant to the US government in many high threat locations. As a government employee he has served as a senior ISR mission manager, a senior counterintelligence agent and many other intelligence related positions for the US Army.
Mr. Denny is highly trained in the fields of information systems, counterintelligence and surveillance and information warfare.
On a project as needed basis, Meridican uses other domestic and international human resources to best serve its clients. Many of these remain confidential.
Meridican, Inc. is a strategic advisory/implementation and government relations firm
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