Marii has worked in the music industry in various roles for the past seven years. Currently she is working at the Estonian music export and development organisation Music Estonia, developing programmes and seminars for music industry professionals, as well as with specific projects aimed at developing the sector. In addition, she is the co-founder of the artist management company Monday Morning, where she works with artists such as Daniel Levi, Erki Pärnoja, Egert Milder and Anna Kaneelina. For years, Marii has also been a booker for the Intsikurmu festival.
Head of programmes at Music Estonia, co-founder of Monday Morning Management