| Shipowners Associations |
| American Maritime Officers - http://www.amo-union.org/ |
| Calhoon M.E.B.A. Engineering School - http://www.calhoonmeba.com/ Provides the contracted companies of District 1 Marine Engineers Beneficial Association with licensed deck and engineering officers. |
| Hong Kong Shipowners Association - http://www.hksoa.org.hk/ |
| International Maritime Organization - http://www.imo.org/ United Nations' specialized agency responsible for improving maritime safety and preventing pollution from ships. |
| Offshore Marine Service Association - http://www.offshoremarine.org/ National trade organization of offshore vessel operators and affiliated companies. |
| Pacific Maritime Association (PMA) - http://www.pmanet.org Membership consists of American flag operators, foreign flag operators and stevedore and terminal companies. |
| Port Everglades Pilots Association - http://www.pepilots.com/ |
| Regional Marine Pollution Emergency Response Centre for the Mediterranean Sea (REMPEC) - http://www.rempec.org/ Established to prevent and respond to marine pollution incidents in the Mediterranean region. |
| Sealanes Seafarers' Communications Center - http://www.sealanes.org/ Offers services such as Internet facilities, credit union, recreational center, and postal services to crews and staff of passenger vessels. |
| The,Baltic and International Maritime Council - http://www.bimco.dk/ World's largest shipping organization with members in more than 110 countries. |
| Vessel Operators Hazardous Materials Association - http://www.vohma.com/ International organization of ocean common carriers dedicated to improving the understanding of the regulations governing maritime transportation of dangerous goods. |