Mark Cassalia joined the Pacific Institute in 2022 as the Senior Business Engagement Manager for the CEO Water Mandate. Marks supports CEO Water Mandate-endorsing members by connecting them with research and tools, convening multi-stakeholder events, and facilitating collective action projects. He also recruits corporations and organizations worldwide to join the CEO Water Mandate and advance water stewardship. 

Prior to joining the Pacific Institute, Mark worked for numerous Colorado-based water and power utilities, advancing resource stewardship through government and corporate partnerships. He was also an affiliate professor at Metropolitan State University in Denver, Colorado for the One World One Water program. 

Mark holds a B.S. in Mechanical Engineering from Rensselaer Polytechnic Institute, New York and M.A. in Education from Union College in New York.