National Association of Medical Examiners --
Physician medical examiners, medical death investigators and death investigation system administrators who perform the official duties of the medicolegal investigation of deaths of public interest in the US.
American Academy of Forensic Sciences - Dedicated to the application of science to the law. Membership includes physicians, criminalists, toxicologists, attorneys, dentists, physical anthropologists, document examiners, engineers, psychiatrists, educators and others who practice and perform research in forensic science.
National Organization of Forensic Social Work --
Forensic social work is the application of social work to questions and issues relating to law and legal systems. This specialty of our profession goes far beyond clinics and psychiatric hospitals for criminal defendants being evaluated and treated on issues of competency and responsibility.
American Board of Criminalistics -- Certification in criminalistics, molecular biology, drug chemistry, fire debris analysis, trace evidence - hairs and fibers and trace evidence - paints and polymers.