The Beroepsvereniging Improviserende Musici (BiMpro) is a professional association based in the Netherlands that represents and supports improvising musicians. Founded to advocate for the interests and rights of improvisational musicians, BiMpro works to promote the recognition and appreciation of improvisation as a vital form of musical expression. The association offers resources, networking opportunities, and professional development initiatives to its members, including workshops, masterclasses, and performance opportunities. BiMpro also engages in advocacy efforts to support the improvising music community, collaborating with other organizations and stakeholders in the music industry. Through its activities, BiMpro seeks to foster a thriving environment for improvisational music and empower musicians to pursue their artistic endeavors with confidence and support.