The W3C was founded in October 1994 to lead the World Wide Web to its full potential by developing common protocols that promote its evolution and ensure its interoperability. http://www.w3.org/
The IETF is a large, open, and international community of Internet professionals concerned with the evolution of the Internet architecture and the smooth operation of the Internet. http://www.ietf.org/
ICANN is a non-profit corporation that was formed to assume responsibility for the allocation or management of domain names, IP addresses, protocols, and root servers. http://www.icann.org/
ECMA, known for its ECMAScript standard, is an international association founded in 1961 and dedicated to the standardization of information and communication systems. http://www.ecma-international.org/
By tracking valid protocol values, MIME types, and other Internet numbers, IANA preserves the central coordinating functions of the Internet. http://www.iana.org/
The ISOC is a professional membership society providing leadership in addressing issues that confront the future of the Internet and is the organization home for the groups responsible for Internet infrastructure standards. http://www.isoc.org/
OASIS is a non-profit, international consortium that creates interoperable industry specifications based on public standards such as XML and SGML. OASIS members include organizations and individuals who provide, use and specialize in implementing the tech http://www.oasis-open.org
NSSN serves as a central point to search for standards information from many sources and serves as an important gateway connecting those who seek standards to those that supply them. http://www.nssn.org/
This group works to improve the ability of business, trade and administrative organizations to exchange products and services. It encourages organizations to contribute and help develops its recommendations and standards. http://www.unece.org/cefact/