We have created Studio Levart in 2016 and Tsubook has been our first app!
![](https://i0.wp.com/www.tsubook.net/wp-content/uploads/photo_carla_sofia_col-1.jpg?w=640&ssl=1)
Carla Sofia
CEO
Carla is Italian, designer and Shiatsu practitioner, and an inquisitive global traveler. She is in charge of graphics, UX design, marketing and partnerships with schools.
![](https://i0.wp.com/www.tsubook.net/wp-content/uploads/1601519_10152882327143745_5516735468301931604_n-e1456270717182.jpg?w=640&ssl=1)
Nicolas Form
CTO
Nicolas is a French mobile app developer and also enjoys global traveling. He is in charge of all technical aspects, administration and finances.