AAEES, the American Academy of Environmental Engineers and Scientists, traces to a body formed in 1955, renamed the American Academy of Environmental Engineers in 1966 and merged with the Environmental Engineering Intersociety Board in 1973 before extending its scope to environmental scientists, and is headquartered in Annapolis, Maryland.

AIAA, the American Institute of Aeronautics and Astronautics, began operating on January 31, 1963 through the merger of the American Rocket Society and the Institute of the Aerospace Sciences, and is the world's largest aerospace technical society, bringing together nearly 30,000 individual members from 85 countries and 95 corporate members across industry, academia and government.

AIChE, the American Institute of Chemical Engineers, founded on June 22, 1908 by a Committee of Six to distinguish chemical engineers as professionals independent of chemists and mechanical engineers, is a nonprofit organization representing more than 60,000 members in industry, academia and government across over 110 countries, headquartered in New York City.

ANS, the American Nuclear Society, was founded on December 11, 1954 at the National Academy of Sciences in Washington, D.C. as a not-for-profit association to promote the growing nuclear field, and today has a diverse membership of roughly 10,000 to 11,000 engineers, scientists, administrators and educators.

ASCE, the American Society of Civil Engineers, founded in 1852 at the Croton Aqueduct in New York City, is the oldest national engineering society in the United States, representing more than 150,000 members of the civil engineering profession in over 170 countries from its headquarters in Reston, Virginia.

ASME, the American Society of Mechanical Engineers, is a not-for-profit professional organization founded in 1880 that enables collaboration, knowledge sharing and skill development across mechanical and related engineering disciplines, and develops widely used engineering codes and standards.

BMES, the Biomedical Engineering Society, was incorporated in Illinois on February 1, 1968 to provide a society offering equal status to representatives of both biomedical and engineering interests, and has grown to more than 6,700 members with over 115 student chapters, promoting biomedical engineering knowledge worldwide for human health.

The IEEE Computer Society, established in 1946, is the world's largest global community of computer scientists and engineers, dedicated to advancing the theory, practice and application of computer and information processing science and technology through conferences, publications and standards.

IEEE, the Institute of Electrical and Electronics Engineers, formed on January 1, 1963 by the merger of the American Institute of Electrical Engineers and the Institute of Radio Engineers, is the world's largest technical professional organization for the advancement of electrical, electronics and related engineering fields.

IISE, the Institute of Industrial and Systems Engineers, founded in 1948 as the American Institute of Industrial Engineers, is an international nonprofit professional society dedicated to advancing the technical and managerial excellence of industrial and systems engineers, headquartered in Peachtree Corners, Georgia.

SME is a professional association serving the mining, mineral processing, metallurgy and underground construction industries. It offers membership, professional certifications, conferences, publications, scholarships and networking for mining professionals and students. It is a member society of OneMine, the SME Foundation and the American Institute of Mining, Metallurgical, and Petroleum Engineers (AIME).