John Tonner

John Tonnerbecame our Chief Operating Officer in September 2011, was appointed a VicePresident of the Company in 2012, became Executive Vice President in 2013 and became our ChiefCommercial Officer in 2016. He is the former President and a partner in Water Consultants International, aleading desalination consulting firm. Mr. Tonner began working in the desalination and water treatmentindustry in 1985 and worked for the Company’s subsidiary Cayman Water from 1986 until 1990 where hewas responsible, among other things, for our Company’s first seawater reverse osmosis plant. He has broadpractical and engineering experience involving all commercially viable desalination processes. Mr. Tonner isregistered to practice as a Chartered Engineer, Chartered Environmentalist and European Ingenieur. He hasmore than 30 years of experience with reverse osmosis and membrane technology and has patented reverseosmosis energy recovery techniques. Mr. Tonner has provided due diligence oversight services for the some ofthe largest desalination projects in Asia, Australia and the Middle East. Mr. Tonner holds an honors degree inMechanical Engineering from the University of Paisley in Scotland. He has been a member of theInternational Desalination Association since the late 1980s, serving on the Board of Directors from 1999 until2004. He served as a Director of the American Membrane Technology Association (AMTA) and South CentralMembrane Association (SCMA) from 2015-2017. He was a member of the World Health Organization (WHO)
Desalination Technical Committee, and served on the U.S. National Academy of Science’s ResearchCommittee for Advancing Desalination Technology