Meet Our Team

Executive Secretariat

Brian Tetreault - Acting Director

Organization - USACE

Brian TetreaultBrian Tetreault is the Program Manager for the Marine Transportation System (MTS) for Headquarters, U.S. Army Corps of Engineers (USACE). In this role he also serves as Senior Advisor to the U.S. Committee on the Marine Transportation System (CMTS) and USACE Liaison to the U.S. Coast Guard. Prior to this position, he was a Navigation Systems Specialist at the USACE Engineer Research and Development Center, Coastal and Hydraulics Laboratory. He has worked on projects to develop and implement navigation information systems to improve safety, efficiency, and reliability of inland and coastal waterways. He has been a U.S. representative to national and international navigation-related bodies, including the World Association for Waterborne Transport Infrastructure (PIANC), International Association of Marine Aids to Navigation and Lighthouse Authorities (IALA), International Electrotechnical Commission (IEC), and the Radio Technical Commission for Maritime Services (RTCM). He is a graduate of the United States Coast Guard Academy and served in the Coast Guard for 22 years at sea and ashore.



Heather Gilbert -  Acting Deputy Director

Organization - NOAA

Heather Gilbert

Ms. Heather Gilbert has worked for the National Oceanic and Atmospheric Administration (NOAA) for over 15 years. She currently serves as the NOAA Senior Advisor to the U.S. Committee on the Marine Transportation System (CMTS).

Prior to her role in the CMTS, Ms. Gilbert began her career at NOAA as a nautical cartographer with the National Ocean Service, Office of Coast Survey. From there she moved to NOAA's Homeland Security Program Office, where she served as the project manager for the internal Geographic Information System (GIS) and managed the agency-wide notification system. In her current role at the CMTS she works with the Future of Navigation Integrated Action Team (IAT) and leads task teams on Maritime Security and Maritime Transportation Extreme Weather.

Ms. Gilbert earned a Masters of Geographic and Cartographic Science from George Mason University and a Bachelor of Science in Environmental Geography from Ohio University. She also holds a Master's Certificate in Project Management. Ms. Gilbert, when not traveling or skiing, lives in Alexandria, VA.


Michelle Carns - Senior Advisor

Organization - CMTS

Michelle Carns

Michelle Carns is a senior advisor within the CMTS Executive Secretariat for the Supply Chain and Resilience teams. Before joining the CMTS in September 2022, Michelle worked within the U.S. Coast Guard's Vessel Response Plan program for the past 18 years. Using Federal Regulations as guidelines, she was one of ten that reviewed thousands of vessels to ensure their compliance. With compliance via an approval letter from the Coast Guard, these vessels were then allowed to transit U.S. waters. Michelle hopes to carry over her knowledge of vessel operations in her new position.



Michael Heard Snow - Senior Advisor

Organization - CMTS

Michael Heard Snow

Michael Heard Snow is an environmental attorney with a background in marine science and policy. He earned his B.S. in Environmental Science from Northeastern University in 2015, his M.Sc in Marine Systems and Policies in 2016, and his J.D. from William & Mary Law School in 2022, before being sworn into the State Bar of New Mexico. Michael successfully completed a 2022 Knauss Marine Policy Fellowship placed with the CMTS. In his current position as a senior policy advisor he focuses on policy issues surrounding offshore energy and Deepwater ports.

Before law school he had the opportunity to join the first interdisciplinary oceanographic expedition to the Phoenix Islands Protected Area, Kiribati, in 2014; studied coral bleaching in the Maldives during the 2016 El Nino bleaching event, and worked as a NOAA Fisheries Observer in the Bering Sea and Gulf of Alaska. Throughout law school he was exposed to a wide variety of environmental law and policy issues through externships and summer jobs at the Virginia Coastal Policy Centre, the U.S. House Select Committee on the Climate Crisis, Earthjustice's Oceans Program, and the EPA's Office of Administrative Law Judges. As a Knauss Fellow in 2022 he attended and successfully completed a course of study at the Rhodes Academy of Ocean Law and Policy.

In his free time he enjoys getting out of the city to explore national parks, seeking out new food, and volunteering for LGBTQ+ programs.


Grant Voirol - Advisor

Organization - CMTS

Grant Voirol

Grant Voirol is the 2023 Knauss fellow in the CMTS and serves as the Advisor to the Executive Director on the Arctic Transportation and Maritime Innovative Science and Technology IATs. He earned his B.S. in Marine Science and Biology from University of Miami in 2019, and his M.S. in Marine Studies from University of Delaware in 2022. During his Masters, he studied day-to-day foraging dynamics of Adelie and gentoo penguins in the Western Antarctic Peninsula (WAP), and assisted in the deployment of autonomous vehicles along the Mid-Atlantic Bight that collected oceanographic data to inform hurricane prediction models. In his free time he enjoys playing the sports and eating the food.



Richie Evoy -Advisor

Staff Lead - CMTS Mariner Mental Health Working Group

Richie Evoy

Richard Edward Evoy is an occupational health epidemiologist with the National Institute for Occupational Safety & Health in the Western States Division. He is based out of the Anchorage, Alaska office. He earned his B.S. in Biology from Seattle Pacific University in 2014, his MPH in Environmental Health Sciences from Columbia University in 2016, and his PhD from Oregon State University in 2021.

He currently serves as the Staff Lead for the Mariner Mental Health Working Group. His research focuses on occupational health and safety in maritime industries, aviation, and Alaskan workers.



Elise Minbury - Intern

Staff Lead - CMTS Mariner Mental Health Working Group

Elise Minbury

Elise Milburn is the CMTS Summer 2023 intern. She is a junior at the University of Missouri, studying History and Constitutional Democracy with minors in Latin American Studies, Political Science, and Spanish. Elise is currently a Kinder Scholar as part of the Kinder Institute on Constitutional Democracy. She is originally from Montgomery, Texas and has previously studied the importance of the Port of New Orleans and the Mississippi River to westward expansion. In her free time, Elise enjoys reading novels, exploring the great outdoors, and spending time with her cat, Stealth.


How To Get In Touch

Phone: (202) 366-3612

Committee on the Marine Transportation System

Office of the Executive Secretariat

U.S. Department of Transportation

1200 New Jersey Ave SE

Washington, DC 20590