Matthias Petri founded the agency 4eck Media GmbH & Co. KG together with his brother Stefan Petri in 2010. Together with his team, he runs the popular specialist forum PSD-Tutorials.de and the e-learning portal TutKit.com. He has published numerous training courses on image processing, marketing and design and has taught "Digital Marketing & Communication" as a lecturer at FHM Rostock. He has received several awards for his work, including the special prize of the Mecklenburg-Vorpommern Website Award in 2011 and as Kreativmacher Mecklenburg-Vorpommern 2015. He was appointed Fellow of the Federal Competence Center for Cultural & Creative Industries in 2016 and is involved in the initiative "We are the East" as an entrepreneur and managing director on behalf of many other protagonists of East German origin.