at Optimizely on 15 May 2013

at Centrum Konferencyjne Fundacji Nowe Horyzonty on 11 Apr 2013

at Ter Elst on 24 Jan 2013 – 26 Jan 2013

at WEBclusive on 18 Dec 2012

at Cursus- en vergadercentrum Domstad on 14 Sep 2012

at White BV on 4 Sep 2012

at The Next Web on 15 Aug 2012

at WEBclusive on 18 Jul 2012

at True Office on 20 Jun 2012

at Amsterdam RAI on 5 Jun 2012 – 9 Jun 2012

at Ibuildings Utrecht on 30 May 2012

at WEBclusive on 27 Feb 2012

at Best Western Ter Elst on 26 Jan 2012 – 28 Jan 2012

at WEBclusive on 7 Nov 2011