Experience at the helm

Leadership Team

Waterman’s leadership team knows the business of transportation and logistics at the highest level. Their combined skills and experience not only steer the business but provide support to all our commercial and government customers.

Henry Nuzum


Henry is President of Waterman Logistics. He manages all aspects of the PCTC fleet and leads business development in Washington, D.C. Previously, he worked for SEACOR in Dubai. He has also worked in the Pentagon, for the House Armed Services Committee, and for the International Republican Institute in Iraq. As a young man, Henry served as an officer aboard a U.S. Navy destroyer, where he led a boarding party and Tomahawk missile strikes during two Arabian Gulf deployments. While in the Navy, he rowed for the United States in two World Championships and two Olympic Games, setting an American record in the Men’s Heavyweight Double. Henry graduated from Harvard College, where he captained the Heavyweight Crew and was a midshipman in MIT’s nearby NROTC program. He received an M.A. at Johns Hopkins SAIS. His writing is published in the Strategic Studies Institute and Armed Forces Journal.

Peter Johnston

Vice President of Cargo and Government Projects

Pete serves as Vice President of Cargo and Government Projects for Waterman Logistics. Early in his career, Pete worked on offshore supply vessels, spent five years as Master of anchor handling tug / supply vessels, and held various shore assignments leading to Port Captain for American Overseas Marine. Pete joined Waterman Logistics in 1991 as Director of Operations with responsibility for Waterman's MPS Program. He was promoted to Vice President in 1995 with responsibility for all chartered and contract vessels owned and operated by the parent company International Shipholding Corporation. In 2009, he became Executive Vice President of International Shipholding Corporation and all subsidiaries and, in the same year, became President of LMS Shipmanagement, the company’s in-house ship management entity. In 2015, Pete became Chief Operating Officer of United Ocean Services, the company’s Jones Act bulk carrier. Following SEACOR Holding’s acquisition of International Shipholding, he served as Vice President of Commercial Projects for SEACOR Island Lines, SEACOR’s Caribbean subsidiary, before transitioning to his present position. Pete is a graduate of SUNY Maritime College.

Brooke Grehan

Chief Operating Officer

Brooke serves as the Chief Operating Officer and overseas all U.S. Flag Car Carrier operations and contracts. He joined Waterman Logistics in the Insurance Department in 1992 after training in Marine Insurance with international brokers and P&I Clubs overseas. In 1995, he became the Vice President Claims Administrator, followed by Vice President Risk Management in 1999, managing all company insurance and claims activities. In 2005, Brooke joined the vessel operations and contract services division as Vice President responsible for U.S. Military Contracts Services and became Company Security Officer in 2014. He was promoted to Chief Operating Officer in March 2017 with oversight of all U.S. Flag Car Carrier operations and contracts. Brooke is a graduate of Vanderbilt University.