National Association of Marine Surveyors - Since 1962, the National Association of Marine Surveyors, Inc. (NAMS), has served the marine survey profession by providing the maritime industry with recognized, highly qualified marine surveyors. NAMS members are dedicated to professional goals, including cooperation with interested parties and a free exchange information concerning current approved practices in the marine survey profession. NAMS members are required to maintain certification by participation in a professional recertification scheme, which is monitored annually.

Society of Accredited Marine Surveyors - SAMS® is intended to be an organization of Professional Marine Surveyors who have come together to promote the good image and general well being of their chosen profession. Accredited Marine Surveyor members are surveyors who have accumulated time in the profession, and have proven the technical skills necessary for designation as A.M.S. There is, through the Surveyor Associate program, the opportunity for less experienced members to participate in SAMS® and hone their skills under the tutelage of Accredited Marine Surveyors in their local area. Affiliate members, who benefit from the association with the Society's members, are professionals, corporations, and organizations active in the marine field.

Accredited Marine Surveyors are expected to follow a course of continuing education to maintain their accreditation. Members are guided by a code of ethics and are encouraged to participate in other organizations relative to the marine field.

International Association of Marine Investigators, Inc. - The objectives of IAMI, as stated in its constitution and by-laws, are to:

• Provide marine theft investigative training
• Develop and disseminate educational materials to combat marine theft and fraud
• Provide a forum for the discussion of marine theft and related investigative activities and other topics of interest
• Promote marine theft prevention and suppression
• Encourage cooperation between law enforcement agencies and marine organizations
• Focus on the needs of the marine community
• Unite for the mutual benefit of those persons who are eligible for membership
• Accumulate and disseminate information of interest to all members
• Eliminate all factors that interfere with the administration of justice
• Operate as a non-profit organization
• Appropriate no funding for political lobbying