Opera Trøndelag is a member of the Norwegian opera producers' network, OperaNorge.
OperaNorge (ON) consists of 19 members spread across the country.
The Norwegian National Opera & Ballet, the regional operas, the district operas and a number of other opera companies are members of the association. The purpose of the association is to safeguard the common interests and needs of its members and to promote the views that are representative of its members at any given time. Furthermore, ON shall promote the artistic values and educational opportunities of music theatre, work to increase acceptance of the role of opera in cultural life and build expertise among its members.