Think Network is a long time contributor to Open Source projects and Joomla in particular. Already in 2004 we started with contributions to the Mambo CMS project and developed the first version of our multilingual extension Joom!Fish. Alex Kempkens became core team developer for Mambo and co-founder of the Joomla project as well as Open Source Matters. For about six years his contributed to the development as well as organization of the Joomla project and the JoomFish extension became one of the most popular extensions in the Joomla eccosphere.