Donald Marcus, International President
Don Marcus has served as president of the International Organization of Masters, Mates & Pilots since 2013.
In this role, he works with the other members of the MM&P General Executive Board and alongside allied labor unions and organizations to protect the rights and working conditions of members of the seagoing maritime community and America’s working families.
During his seagoing career, he sailed in all licensed deck officer capacities aboard U.S.-flag ships in the international trade. He was commissioned in the U.S. Naval Reserve, receiving his Honorable Discharge in 1986. His last shipboard assignment was as captain of the MV Sea-Land Pacer.
Don has been a union member throughout his working life, having joined MM&P upon graduating from the U.S. Merchant Marine Academy, Kings Point, NY, in 1979. He is a graduate of the University of California, Hastings College of the Law and has been admitted to the California Bar Association. Originally from San Francisco, he resides in Baltimore County, Md. He is married with three children.
410-850-8700 ext. 122
Donald F. Josberger, International Secretary-Treasurer
Don Josberger has served as secretary-treasurer of the International Organization of Masters, Mates & Pilots since 2019.
Prior to his current post, he was elected vice president of Atlantic Ports, a position he held for six years.
From 1999 to 2013, he sailed as captain and chief mate on Sea-Land, CSX and Horizon Lines vessels.
He graduated from the State University of New York Maritime College, Fort Schuyler, in 1989.
He is a member of The Marine Society City of New York.
410-850-8700 ext. 116
VICE PRESIDENT, UNITED INLAND GROUP - GREAT LAKES & GULF REGION
Vice President, United Inland Membership Group–Great Lakes & Gulf Region
Tom Bell has held this position since 2016, representing maritime industry professionals working on “Lakers,” tugboats and other specialized vessels on the Great Lakes, in inland waters, in the Gulf of Mexico and in San Juan Harbor.
Before his election as vice president, he served for two years as the union’s regional representative on the Great Lakes. Prior to coming ashore, he was a captain with Grand River Navigation.
He holds a captain’s license, an unlimited Great Lakes mate’s license, a bachelor of science degree and an associate of applied science degree from the Great Lakes Maritime Academy.
He is a member of the Propeller Club of the United States and the International Federation of Shipmasters’ Associations.
VICE PRESIDENT, UNITED INLAND GROUP - PACIFIC MARITIME REGION
Vice President, United Inland Membership Group–Pacific Maritime Region
Dan hails from Long Island. He served in the US Coast Guard. He was appointed by Wally Hickel, Governor of Alaska, to run the Alaska Board of Marine Pilots, a position he held until 1996. Over the course of his maritime career, he was recruited as cargo master for US TRANSCOM load planning breakbulk ammunition cargos for foreign military sales. After 9/11 he was sent to the Middle East by the military to do similar work. In 2005 he joined Washington State Ferries and in 2012 began bargaining for MM&P as a committee member before becoming a Regional Rep for Puget Sound. Since May 2022 he has been appointed as Vice President, PMR.
VICE PRESIDENT, FEDERAL EMPLOYEES MEMBERSHIP GROUP
VICE PRESIDENT, OFFSHORE MEMBERSHIP GROUP - PACIFIC PORTS
J. LARS TURNER
J. LARS TURNER
Vice President, Offshore Pacific Ports
Lars Turner oversees MM&P’s West Coast contracts and hiring halls and works with the International Transport Workers’ Federation and the Nautilus Federation.
He served as MM&P’s national director of collective bargaining from 2014 to 2016 and as the union’s contracts officer from 2010 to 2013.
He has a Bachelor of Science degree from Texas A&M University and a Master of Science degree in labor studies from the University of Massachusetts.
A third-generation trade unionist, he has a particular interest in negotiations, international regulatory and advocacy work, and contract administration and enforcement.
Originally from Texas, he is currently based in Seattle. He enjoys camping and adventures with his family.
VICE PRESIDENT, OFFSHORE MEMBERSHIP GROUP - ATLANTIC PORTS
Vice President, Offshore Atlantic Ports
Tom Larkin has served as vice president of Atlantic Ports since 2019. In this role, he administers the Maersk Line Limited, Chesapeake Crewing and Columbia University offshore contracts and manages all the MM&P union halls on the East Coast.
Before becoming vice president, he sailed for APL in the Persian Gulf as permanent master of the APL Gulf Express.
He has an outstanding track record and a reputation as a hard-working and 100% reliable ship-mate.
Tom lives in Keyport, N.J., in close proximity of the MM&P New Jersey Hall with his wife and two young sons.
VICE PRESIDENT, OFFSHORE MEMBERSHIP GROUP - GULF PORTS & GOVERNMENT CONTRACTS
Vice President, Gulf Ports & Government Contracts
Jeremy Hope was elected vice president of Gulf Ports & Government Contracts in 2020.
He started working for MM&P in 2013 as Pacific coast agent after years spent sailing off the board out of MM&P union halls around the country.
He graduated from the U.S. Merchant Marine Academy, Kings Point, in 1999 and that same day joined the International Organization of Masters, Mates & Pilots.
Born and raised near Baltimore, he now resides in the Houston area. He and his wife Dawn have two children.
VICE PRESIDENT, ATLANTIC MEMBERSHIP GROUP
Vice President, Atlantic Maritime Group
Mike Riordan was elected vice president of the Atlantic Maritime Group in 2020.
He served as an elected delegate of ILA Local 333 from 2005 until it became part of the International Organization of Masters, Mates & Pilots in 2015.
Before Local 333 affiliated with MM&P, he worked on Moran tugboats, a position which gave him the opportunity to negotiate improvements in financial and health security on behalf of his coworkers.
He is grateful for his team of Atlantic Maritime Group representatives and the knowledge and support they give him.
He credits his wonderful wife Susan, his children Vincent and Kathryn, along with their spouses and his four grandchildren, for the many blessings he feels that life offers him.