At the age of 19, she completed her graphic arts internship at the Théâtre de l'Étoile du Nord, where she decided to make theater her profession. She then pursued three years of training at the Teatro Studio. An eternal seeker of art in all its forms, she also trained in contemporary dance, singing, and cinema. Always striving for perfection in her performances, Mariem Sayeh has been dedicating herself since 2014 to a circus workshop, believing that mastering this art — which combines dance, acrobatics, and stunts — would allow her to surpass herself and fully embody her future roles.