Mr. Ntotsikas regretfully accepts that he is now a veteran in Interactive Marketing with more than 12 years of experience in the field. He started his career as a Consultant in Accenture which he then left in 2000 to co- found one of the most successful Internet Start-Ups in the region, yellownetroad. Following the acquisition of yellownetroad by OgilvyOne in 2005 he worked for the agency for 2 years as a Strategic Planning Director.

In the end of 2006, having missed entrepreneurship he launched Thinkdigital leading it to become the biggest Online Advertising Network in Greece & Cyprus. Thinkdigital Romania was launched in 2008 to mark the expansion of the company in CEE Europe. In 2010 followed the launch of Thinkdigital Bulgaria.

Odysseas Ntotsikas has degrees in New Media & Management of Information Systems from the London School of Economics. He is a frequent speaker, writer, and commentator on these issues, regularly presenting at conferences around the Region. Odysseas has also served as General Secretary for IAB Hellas.