The Spanish Association of Symphony Orchestras (AEOS) is a non profit organisation founded in 1993 and made up of 35 symphony orchestras, divided into 31 members, 28 of wich are professional, 2 are youth orchestras and 1 of them is an international orchestra. Besides, since 2019, there are 4 associated orchestras, actively involving conservatory and freelance orchestras. According to its statutes, the aim of the AEOS is to identify and carry out initiatives that lead to greater cooperation and coordination among its members through a variety of activities. The AEOS promotes the exchange of information between its members and serves as an important meeting point for them. It also represents its members at national and international conferences and meetings.