He is also the Co-founder and Principal Artist of Prezi and creates installations and experiments that blend spaces, technologies and interactivity.
In 2007 Somlai-Fischer co-founded "Kitchen Budapest medialab" where he worked as the program director until 2009, since then he remained a key advisor of the lab.
Examples include Reorient - a space made of thousands of electronic toys, Ping Genius Loci - a field of outdoor analogue pixels, Brainmirror - a mixed reality experience presenting MRI through a mirror, Low Tech Sensors and Actuators workshop and handbook, and Induction house - a set of experiments for spatial projections.
These projects were shown at the Venice Biennale of Architecture 2004, 2006, ISEA 2004 Helsinki and 2006 San Jose, Ars Electronica 2006, Kiasma Museum Helsinki, Ludwig Museum Budapest, China International New Media Arts Exhibition 2008, NTT ICC Tokyo.
He organises hands-on workshops to lectures focusing on open hardware and interaction design, some texts, and unrealized concepts.