LESI is a global business association made up of 33 national and regional societies representing over 9,500 intellectual property professionals in 94 countries. Its mission is to promote high professional standards, provide educational resources and facilitate networking between its members. LESI members work in various IP-related roles, including managing directors, company executives, lawyers, scientists, and more. It offers its members products and services like journals, directories, and educational materials to support networking and business opportunities.