Gregor Forbes (born 1993 in Edinburgh, Scotland) is a pianist and composer based in Leipzig, Germany. Gregor plays piano in the avant-garde jazz group Altered Forms Trio, and is pianist and composer for Routine Investigation Ensemble. Since 2014, Gregor has been the Artistic Director of Glasgow Experimental Music Series. Since 2021, he has been the Musical Director of the interview-concert series “Neues bei Grieg” at the Edvard Grieg Begegnungsstätte, Leipzig, working with composer Bernd Franke. Gregor is mentored in composition by Antoine Beuger. By day, Gregor works as an editor of contemporary classical music with the esteemed publisher, Edition Peters.