Simon Holzer is a partner of MLL and co-head of the firm's IP practice and product regulatory practice. He also heads the firm's life sciences industry group. Simon Holzer is praised by clients and peers for his "in-depth legal and technical understanding". Other sources describe Simon Holzer as a "key life sciences expert" in Switzerland as well as a "pleasure to work with". Simon Holzer's client portfolio includes national and international clients from the food, beverage, tobacco, and cosmetics industries.