Rear Admiral John P. Nadeau

Eighth District Commander (D8)

U.S. Coast Guard


Rear Admiral John Nadeau assumed the duties as the Assistant Commandant for Prevention Policy in July of 2017. In this capacity, he leads development of national policy, standards, and programs to promote Marine Safety, Security and Environmental Stewardship. He oversees three Directorates: Inspections and Compliance, Marine Transportation Systems, and Commercial Regulations and Standards. The programs under his leadership include waterways management, navigation and boating safety, ports and facilities, merchant mariner credentialing, vessel documentation, marine casualty investigation, commercial vessel inspections, and port state control.

His previous flag officer assignment was the Assistant Commandant for Capability, where he was responsible for identifying and providing service-wide capabilities and developing standards for staffing, training, equipping, sustaining, maintaining, and employing forces to meet all U.S. Coast Guard mission requirements.

Other assignments include Commanding Officer of the Coast Guard Marine Safety Center; Commanding Officer of Marine Safety Unit Wilmington, North Carolina, where he served as the Captain of the Port, Federal On Scene Coordinator, and Officer in Charge, Marine Inspection; Chief of Inspections at Marine Safety Office Corpus Christi, Texas; Senior Investigating Officer at Activities Baltimore, Maryland; and Chief of the Office of Design and Engineering Standards at U.S. Coast Guard Headquarters.

A native of Saco, Maine, Rear Admiral Nadeau graduated from the U.S. Coast Guard Academy with a Bachelor of Science degree in Naval Architecture & Marine Engineering and obtained advanced degrees in Mechanical Engineering and Naval Architecture & Marine Engineering from the University of Michigan. He earned a Master of Arts degree in Homeland Security and Defense from the Naval Postgraduate School and is licensed as a Professional Engineer in Virginia.

His military awards include the Legion of Merit, Meritorious Service Medal, the Coast Guard Commendation Medal, the Coast Guard Achievement Medal, the Army Achievement Medal, and the Transportation 9/11 Medal.