Engineering societies based in the United States

international standards development organization for automotive and other industries

professional association

organization of professional audio engineers

SPIE (formerly the Society of Photographic Instrumentation Engineers, later the Society of Photo-Optical Instrumentation Engineers) is an international not-for-profit professional society for optics and photonics technology, founded in 1955. It organizes technical conferences, trade exhibitions, and continuing education programs for researchers and developers in the light-based fields of physics, including: optics, photonics, and imaging engineering. The society publishes peer-reviewed scientific journals, conference proceedings, monographs, tutorial texts, field guides, and reference volumes

US charity

not-for-profit professional organization

engineering society formerly known as American Society for Metals

professional organization for chemical engineers

organization

employee organization