Operation and rental of a music and sound studio. Composition, production, sound design and recording of sound, music, noises and speech as well as editing, mixing and mastering of sound, music, sound and audio recordings of all kinds. Execution and accompaniment of sound, music and audio productions of all kinds, e.g. for advertising, radio, television, internet, film, video, games, audio books, audio plays, podcasts, theater, background music, company portraits, companies, software products and media of all kinds. Trade, distribution and marketing of goods of all kinds in the music and entertainment industry, including distribution of merchandise products, as well as provision of related services. Rental of music equipment, music instruments and music systems. Provision of consulting services, expert opinions, training and workshops in the field of music, entertainment, art and cultural promotion. Building, consulting, care and marketing of artists and musicians including their products and provision of all related services in the areas of coaching management, mediation, booking, promotion, marketing, public relations. Publishing of music works. The sole proprietorship can conduct all business that is directly or indirectly related to the purpose of the company, carry out all transactions in the movable and immovable property trade, and acquire, hold and manage intellectual property rights. The sole proprietorship can participate in other companies in Switzerland and abroad and establish branch offices.