Neste, a provider of renewable diesel and sustainable aviation fuel, completed the acquisition of a minority stake in Alterra Energy, an innovative chemical recycling technology company. Financial terms were not disclosed. “The Neste-Alterra partnership will unlock the full potential of the circular economy, bringing our technology to more partners around the world, creating a cleaner planet. Neste is a world leader in renewable and circular solutions and its endorsement of Alterra's proprietary process is both extremely rewarding and validating," Frederic Schmuck, Alterra CEO.