Alto Invest is a European VC firm that specializes in investing in startups in rounds with 2-3 participants. It has been actively involved in 2-6 deals per year and has a particular interest in the Medical Device and E-Commerce sectors. The firm has a preference for startups located in France and typically invests in companies that are 6-10 years old. Alto Invest has a diverse portfolio that includes companies such as DBV Technologies, Talentsoft, and SuperSonic Imagine.