Commissioner Summer Mersinger
Commissioner of the Commodity Futures Trading Commission (CFTC)
Summer K. Mersinger has served as a Commissioner of the Commodity Futures Trading Commission (CFTC) since she was unanimously confirmed and sworn into office on March 30, 2022. Ms. Mersinger has nearly 25 years of Capitol Hill and government relations experience. Prior to her appointment, Ms. Mersinger served as the Chief of Staff to CFTC Commissioner Dawn D. Stump as well as Director of the Office of Legislative and Intergovernmental Affairs. From 2004 to 2016, Ms. Mersinger was a top aide to current Senate Majority Leader John Thune, who represents her home state of South Dakota. She ultimately became his DC Chief of Staff where she coordinated legislative activities. Earlier in her career, Ms. Mersinger worked as a director of government relations at Arent Fox and served in Senator Thune’s office while he was a member of the U.S. House of Representatives. Summer completed her undergraduate degree from the University of Minnesota and received her law degree from Catholic University’s Columbus School of Law. She is a proud mother of four children and resides in Northern Virginia with her husband.