International Webmasters Association (IWA), a non-profit professional association for web professionals, provides training courses and certification

Certification

Certification refers to the confirmation of certain characteristics of an object, person, or organization. This confirmation is often, but not always, provided by some form of external review, education, assessment, or audit...

.

IWA reportedly has 100 official chapters representing over 22,000 individual members in 106 countries. IWA's accomplishments include the industry's first guidelines for ethical and professional standards, Web certification and education programs, specialized employment resources, and technical assistance to individuals and businesses. IWA is the only Web professional association that act inside W3C

World Wide Web Consortium

The World Wide Web Consortium is the main international standards organization for the World Wide Web .Founded and headed by Tim Berners-Lee, the consortium is made up of member organizations which maintain full-time staff for the purpose of working together in the development of standards for the...

: IWA members participate to the activities of W3C WCAG

Web Content Accessibility Guidelines

Web Content Accessibility Guidelines are part of a series of Web accessibility guidelines published by the W3C's Web Accessibility Initiative. They consist of a set of guidelines for making content accessible, primarily for disabled users, but also for all user agents, including highly limited...

 Working Group, ATAG Working Group, XHTML

XHTML

XHTML is a family of XML markup languages that mirror or extend versions of the widely-used Hypertext Markup Language , the language in which web pages are written....

Working Group and other Working and Intesting group like Multimodal, education and Outreach.