American Maritime Officers

AMO is the largest union of U.S. merchant marine officers. AMO members work aboard commercial, military sealift and government vessels in domestic and international deep-sea trades and missions, on the Great Lakes and in U.S. inland waterways and harbors. AMO also holds a unique presence in the international LNG and energy transportation trades.

Member Area – Active Members and Applicants
  • Online job boards
  • Online payments for dues and initiation
  • Documents, reports & updates for active AMO members and applicants
  • Professional profiles, documents on file for Individual members
Important Notices
  • Upcoming Meetings at AMO Headquarters:
    July 9, August 6
  • AMO Membership Drive Extended Through December 2025