Since 2017, the Sphere of Harmony Foundation has been representing the music cooperative Hashtag Ensemble. In order to support the artistic development of the ensemble and its members, the Foundation organises numerous concert and events.

The Sphere of Harmony Foundation has produced and organized:

– 8 CDs for following labels: DUX, Bolt Records, Requiem Records, and Kairos;
– over 100 improvisation, repertoire and concept concerts;
– more than 60 educational programes for children (AsąBąble, Smykowizje, Smykofonia, Odkrywcy Muzyki);
– finale concerts of national and international composition competitions;
– collaborations with over 50 Polish and foreign composers;
– masterclasses and workshops for students, Phd candidates and young composers