ACADIA (Association for Computer Aided Design In Architecture)
http://www.acadia.org/The ACADIA serves to promote communication and critical thinking regarding the use of computers in architecture, planning and building science.
ACM SIGGRAPH
http://www.siggraph.orgDedicated to computer graphics and interactive techniques and also sponsors of the annual SIGGRAPH conference.
ADDA American Design and Drafting Association
http://www.adda.org/Exists to serve the professional growth and advancement of those dedicated to CAD (and manual drafting).
Alrad Instruments Ltd
http://www.alrad.co.ukALRAD INSTRUMENTS LTD is a provider of high quality scientific equipment to industry and research.
American Electronics Association (AEA)
http://www.aeanet.org/The American Electronics Association is a society for professionals in technology industries providing access to information, networking opportunities, employee benefits, risk management, and cost saving programs.
American Institute for Computer Sciences
http://www.aics.eduAmerican Institute for Computer Sciences
American National Standards Institute (ANSI)
http://www.ansi.orgThe American National Standards Institute (ANSI) coordinates the development and use of voluntary consensus standards in the United States and represents the needs and views of U.S. stakeholders in standardization forums around the globe.
American Society of Agricultural and Biological Engineers (ASABE)
http://www.asabe.org/A not-for-profit professional and technical organization of members worldwide interested in engineering knowledge and technology for food and agriculture, associated industries, and related resources.
Armed Forces Communications and Electronics Association
http://www.afcea.orgFounded in 1946, AFCEA’s roots trace back to the American Civil War. Today, AFCEA serves as a bridge between government requirements and industry capabilities, representing the top government, industry, and military professionals in the fields of information technology, communications, and intelligence.
ASME: American Society of Mechanical Engineers
http://www.asme.orgFounded in 1880 as the American Society of Mechanical Engineers, today's ASME is a 120,000-member professional organisation focused on technical, educational and research issues of the engineering and technology community.
Association for Computing Machinery
http://www.acm.org/ACM delivers resources that advance computing as a science and a profession. ACM provides the computing field’s premier Digital Library and serves its members and the computing profession with leading-edge publications, conferences, and career resources.
Association for the Advancement of Artificial Intelligence (AAAI)
http://www.aaai.orgFounded in 1979, the Association for the Advancement of Artificial Intelligence (AAAI) (formerly the American Association for Artificial Intelligence) is a nonprofit scientific society devoted to advancing the scientific understanding of the mechanisms underlying thought and intelligent behavior and their embodiment in machines.
Audio Engineering Society
http://www.aes.org The Audio Engineering Society, now in its fifth decade, is the only professional society devoted exclusively to audio technology.
Battery Council International (BCI)
http://www.batterycouncil.orgBattery Council International is a trade organisation that brings together the leading lead-acid battery manufacturers in North America and other major players from around the world. Externally, BCI provides information and resources on the industry to numerous outside organisations and researchers.