I truly enjoyed working with these and other awesome companies:

Deutsche Bank
Hitfox
Finleap
Valendo
FOUNDD
goderma
:response
GFN AG
Babbel
eversnack
Hasso Plattner Ventures
kritische-anleger.de
Myles Personal Training
foodQuest
nhow Hotel
Oxymoron
Alois Oberbacher
Naked Lunch
Hashi
TU Darmstadt
KOM Multimedia Communications Lab
… and many individual clients.