Below are some links to the websites of other associations dealing with online publishing and online advertising:
The UK Association of Online Publishers (AOP) is an industry body representing digital publishing companies that create original, branded, quality content.
European Interactive Advertising Association: The website of the European Interactive Advertising Association (EIAA) — a pan-European industry organisation for the Interactive Media Selling community.
Interactive Advertising Bureau Europe: A federation of fourteen national IAB associations and think tanks set up from 1997 onwards to grow the interactive commercial market.
OPA US – The website of the US-based Online Publishers Association, with which the OPA Europe is affiliated.