Willis C. Lee occupies the position of Vice Chairman & Chief Operating Officer at Emmaus Life Sciences, Inc. and Chief Operating Officer for EMI Holding, Inc. and Chief Operating Officer & Director at Newfield Nutrition Corp. (both are subsidiaries of Emmaus Life Sciences, Inc.).

Mr. Lee previously held the position of President & Managing Director at Kenos, Inc., Chief Financial Officer & Director at Emmaus Medical, Inc., Principal at MKS Instruments, Inc. and Principal Applications Lead at Rudolph Technologies Yield Dynamics Group (a subsidiary of MKS Instruments, Inc.), Senior Engineer at MicroUnity Systems Engineering, Inc., Application Group Manager at HPL, Inc., Application Engineer at Syntricity, Inc., Senior Database Applications Developer at Reden & Anders Ltd. and Member of American Physical Society.

He received an undergraduate degree from the University of Hawai'i at Hilo and a graduate degree from the University of South Carolina.