Garrett Marquis is a leading global public affairs professional and a former national security official with 15 years of experience. Mr. Marquis has broad expertise in corporate communications, involvement at the highest rungs of government and strong leadership skills. He is a driven and collaborative professional who has committed his career to developing and managing integrated external and internal communications plans, international and domestic advocacy programs, strategic branding, crisis management and business development.

Mr. Marquis was most recently Deputy Assistant to the President for National Security Affairs at the White House. As Senior Director for Strategic Communications and Spokesperson for the National Security Council from June 2018 through September 2019, he worked across the White House, State Department, Defense Department and Intelligence Community to direct global media strategy, policy communications, stakeholder engagement and crisis management to advance the U.S. national security agenda. He also headed development of the U.S. communications strategy for the G7 conferences in Japan and France and the G20 conference in Argentina. Mr. Marquis was a senior aide to the National Security Advisor, participating in policy deliberations with foreign leaders on matters including cyber, trade, energy, bioterrorism, nuclear proliferation and foreign aid. While at the NSC he restructured and grew the Strategic Communications department to 10 senior government officials, overseeing all internal and external communications, press engagement, speechwriting and a targeted social media strategy to influence leaders in Iran, Russia and Venezuela.

Prior to his White House service, Mr. Marquis spent more than a decade working in public affairs. He founded and sold Prism Group, an integrated strategic communications and government affairs firm that helped clients such as PhRMA, Philip Morris International, U.S. Chamber of Commerce, International Pizza Hut Franchise Holders Association, Government of Japan, American Veterans Center and leading European travel technology platform Omio navigate complex public, legislative and regulatory environments in the U.S. and Europe. While leading Prism Group, Mr. Marquis directed a budget of $2M and recruited and managed 10 employees and contractors in Washington, DC, London and Brussels. He also has extensive political experience, including three national presidential campaigns and service on Capitol Hill and in the George W. Bush Administration. Mr. Marquis advised leadership from the John Bolton PAC and Super PAC on political expenditures totaling more than $22 million over four years. He also managed media relations and created online advertising campaigns for the Maverick PAC and Millennials for Jeb.

While at the Ronald Reagan Presidential Foundation, Mr. Marquis was a member of the communications and marketing team that won the 2012 PR Week Nonprofit Campaign of the Year and 2011 PRSA Nonprofit Campaign of the Year for the year-long Ronald Reagan Centennial Celebration.

Mr. Marquis holds a Master of Public Administration degree and a Bachelor of Arts in International Relations degree from the University of Southern California. He has conducted trainings and seminars in public affairs and diplomacy for the governments of UK and Qatar, University of Southern California, International Republican Institute, Leadership Institute and Lincoln Club. He lives in Washington, DC, with his wife and young daughter.