Larry Evans

Executive Advisory Board Head


Larry Evans, head of the advisory board, is a long-standing strategic advisor to PAS. Larry is the founder as well as former chairman and CEO of Aspen Technology, a global process optimization software company focused on oil and gas, chemical, and other process industries. Larry is currently a Professor Emeritus at the Massachusetts Institute of Technology and holds a strategic advisory position with Rive Technology, a catalytic and separations process technology company, where he was also the CEO for more than six years. Larry is a member of the National Academy of Engineering and former president of the American Institute of Chemical Engineering.