Neste is a Finnish energy company and the world's leading producer of renewable diesel and sustainable aviation fuel, headquartered at Keilaranta 21 in Espoo's Keilaniemi business district within the Helsinki metropolitan area. With approximately 5,300 employees globally, Neste's legal team handles energy regulation, environmental compliance under ympäristönsuojelulaki (the Environmental Protection Act), EU Emissions Trading System (EU ETS) obligations, renewable energy directives (RED II/III), chemicals regulation (REACH), and major refinery and feedstock supply contracts. Neste is listed on Nasdaq Helsinki and is part of Finland's critical energy infrastructure.