Music lessons, in particular piano lessons and early childhood music education for children, adolescents and adults, as well as the sale of all kinds of music materials. Provision of services in clinical music therapy. The company may establish branches in Switzerland and abroad, participate in other domestic and foreign companies, acquire similar or related companies or merge with them, and enter into all transactions and conclude contracts that are suitable to promote the purpose of the company or are directly or indirectly related to it. It may acquire, manage, encumber and dispose of properties, copyrights, patents and licenses of all kinds.