About us
We focus heavily
onon behavioralbehavioral planning, the best way to achieve behavioral change!
Our philosophy
We look at things at their core. First and foremost we look beyond the hype and buzz, clearing out the clutter and finding the path to behavioral change. Then we create!
Our goal
We are here, we exist in order to create behavioral change. Going deep into understanding the human mind, attitudes, heuristics, biases, influence points, inhibitors.
Our way
We listen. We look for the core. We are discipline agnostic and tools independent.

Tasos Tsarinopoulos
External services
hopeless romantic



Dionysis Siamagkas
Art Director
At the beginning of his time, he was a confused young human. Today, he is a confused and not-so-young talented designer… Who is still a human though. A friendly and very smiley human, with a creative spirit and an overwhelming theatricalism! His main hobby is complying with and breaking the rules at the same time, through the spectrum of art. Recommended by the 29 people who recommend things.



Konstantinos Lonis
Full stack developer
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Danai Daska
Creative Director
Danai studied Philosophy at The University of Athens. And as if that wasn’t impractical enough she went on to do a Master’s in English Literature and Creative Writing at The University of Edinburgh. She has worked as a copywriter, a journalist, a creative writing tutor, a literary scout, and a translator. Her job at Leoussis_a sometimes consists of making water come alive and talk, writing madinades about ice cream and installing swings in bus stations
Indie Awards*
+ 9 more awards
PR Awards*
3 Gold
3 Silver and an extra bonus
1 bronze award
Influencers Awards*
1 Silver
2 Bronze
iab MIXX Awards*
4 Bronze
1 Members award
Social Media Awards*
Events Award
+ 10 more awards
Content Marketing Awards*
2 Silver Awards
INDIE AWARDS*
3 times awarded AGENCY of the YEAR
Influencer Marketing Awards*
iab MIXX Awards*
2 Silver
3 Bronze
1 Members
Social Media Awards*
1 Silver
Event Awards*
Ermis Awards*
Influencers Awards*
Social Media Awards*
1 Bronze for Best of Facebook Family of Apps Communication”
1 Bronze for "Best of YouTube Innovation"
Mobile Excellence Awards*
1 Bronze for Learning/Education Services
iab Hellas Mixx Awards*
1 Silver for "Branded Content and Native Advertising"
1 Bronze for "Cross-Media Integration"
* Award winning team
Our clients
































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