OUR TEAM

Anne Marie Pellerin
Founder and Managing Partner
With over 15 years of diverse experience in the defense and homeland security sectors, Anne Marie combines strategic thinking and technical know-how to advise senior executives on some of the most pressing challenges and opportunities in aviation, transportation, and security.
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Having served as a senior executive in the US Department of Homeland Security (DHS) in both the US and Europe, Anne Marie is uniquely positioned to navigate US, European, and global regulatory environments and related trends. While with DHS, she served as executive director of the US Transportation Security Administration’s (TSA) Checkpoint of the Future Program, overhauling the agency’s passenger security strategy and launching multiple new domestic and international partnership initiatives, including security scanner/advanced x-ray deployment, mobile boarding pass, and risk-based passenger screening. In addition, Anne Marie offers unparalleled experience leading government-to-government dialogue and initiatives in cargo, behavior detection, passenger and baggage screening, and cyber security.
Anne Marie began her career working for former US Secretary of Defense William Cohen as a consultant at The Cohen Group. She has a master’s degree in foreign policy from Georgetown University and a bachelor’s degree in history/German from Wake Forest University. She also serves as a Senior Industry Advisor to the International Civil Aviation Organization (ICAO) and as Chair of Airports Council International Europe’s (ACI-E) New Experience on Travel and Technologies (NEXTT) Task Force.
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Michal Rottman
Director, U.S.
Michal is a Director in LAM LHA’s DC Office, and brings more than 20 years of homeland security experience as an United States Department of Homeland Security (DHS) executive responsible for vetting/credentialing, transportation security, and business transformation.
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Matthieu Gualino
Director, Europe
Matthieu recently joined the LAM LHA team, and brings with him 13 years of experience in the area of transportation security. He has deep expertise in aviation security, including cybersecurity, risk management, training and security policy. Matthieu is certified as an aviation security instructor by ICAO, and received certification from ICAO to deliver its risk management workshop.
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Matthieu holds a PhD in political science. His doctoral thesis analyzed aviation security governance and assessed the possibility of implementing these policies in other transportation modes. He is a lecturer in political science and law applied to transportation security at Toulouse 1 Capitole University since 2010.
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Erin Bidwell
Associate Director, U.S.
Erin Bidwell is an Associate Director in LAM LHA’s Washington DC Office and a leading expert on the design and development of threat mitigation programs. She assists a range of clients in navigating the national security federal marketplace.
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Prior to joining LAM LHA, Erin led the development of the U.S. Transportation Security Administration’s (TSA) Security Playbook, a multifaceted countermeasures and resource deployment system used to advance operational efficiency and security effectiveness in the rapidly changing environment of the transportation system. While in this role, Erin participated in a variety of agency-wide projects as a subject matter expert, including Risk-Based Security and TSA PreCheck®, and established several pilot programs to evaluate security technologies and procedures for inclusion in TSA screening operations.
Erin also served as TSA Deputy Assistant Federal Security Director for Screening at Ronald Regan Washington National Airport, responsible for nearly 300 Transportation Security Officers (TSOs) and oversight for passenger, baggage, and air cargo screening operations.
Erin holds an M.S. in Information Technology Business Analysis from Purdue University and a B.A. in Government and Politics from George Mason. University.
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Guillaume Xavier-Bender
Associate Director, Europe
With more than a decade of experience in international relations, political risk analysis and public affairs, Guillaume operates at the nexus between internal security, innovation and politics. His expertise in multi-stakeholder engagement and in strategic foresight, as well as his extensive knowledge of the EU, U.S. and French policy landscapes, allow him to help industry and regulators navigate through future trends.
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Before joining A4E Guillaume was a Transatlantic Fellow at the German Marshall Fund of the United States (GMF), where he led the think tank’s initiatives in Brussels on trade, the transatlantic economy, innovation and the digital economy. In addition to public speaking engagements, his comments and opinion pieces have appeared in outlets such as Euronews, CNN, CCTV, The New York Times, the Wall Street Journal, World Press Review, Euractiv, AFP and U.S. News. He continues to collaborate with GMF as a Non-Resident Transatlantic Fellow focusing on the link between internal security, technology and political economy, and on EU-US-Iran relations. He also designs and manages simulation exercises for young professionals in transatlantic relations.
Guillaume began his carrier in the French Prime Minister’s Services, working for the Secretariat General for Defense and National Security (SGDSN). A native of France, he has also lived in the U.S., Austria, and the Czech Republic. He holds a master’s degree in international economic policy from Sciences Po in Paris, a master’s degree in diplomacy and strategic negotiations from the Université Paris-Sud XI, and a bachelor’s in international law from the Université Paris II Panthéon-Assas.
He is an active member of Women in International Security Brussels (WIIS Brussels).
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Rose Marengo
Consultant, Europe
A consultant in our Paris office, Rose supports a diverse group of clients in the areas of seamless travel, security, and sustainability.
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Prior to joining LAM LHA, Rose coordinated activities of the Security Screening and Technologies Working Group of the European Organization for Security (EOS) in Brussels. This experience provided her an in-depth understanding of key drivers and priorities across industry stakeholders in the aviation and urban security domains. Before joining EOS, Rose benefited from stints with both the European Commission and The European University Institute.
Rose has undergraduate degrees in History, German, and Philosophy from the University of Durham and a master’s degree in modern European History from the University of Cambridge.
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Alatna de Frutos Portillo
Consultant, Europe
Alatna is a consultant in the Paris office, where she provides support to a diverse group of clients in the security, sustainable mobility and aviation sectors.
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Brandon Miller
Associate, U.S.
Brandon provides support across the U.S. Team and delivers research and analysis to a range of clients on emerging developments in the aviation security sector.
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Rebecca de Saint Maur
Marketing & Business Development Manager, Europe
Rebecca is responsible for driving LAM LHA’s growth initiatives.
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Prior to joining LAM LHA, Rebecca spent over 10 years in the Middle East and Asia. Most recently, she founded her own design business in Singapore, which she later sold. Prior to her travels abroad, Rebecca supported growth activities for Innocent Drinks in Paris, spearheading their expansion into the French market.
Rebecca has an undergraduate degree from the University of St. Andrews and a Masters in European Business from ESCP-EAP.
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Charlotte de Lavarene
Program Analyst, Europe
Charlotte handles a range of project management activities for the LAM LHA team in Europe, including overseeing LAM LHA partnerships with fellow consultants in the region. In addition, Charlotte manages the organization of strategic high-level events for clients and partners, and overseas internal coordination to ensure the trains are moving on time.
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Vivienne Azarcon
Program Analyst, U.S.
Vivienne drives a range of project management activities for the LAM LHA team in Washington – including coordinating directly with consulting partners for large-scale initiatives with the US airport community. She oversees quality controls for client deliverables, ensuring we under-promise and over-deliver.
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