J. Mariner Kemper has been serving as the Chairman and CEO of UMB Financial Corp since 2004, leading the company to significant growth and success. Born into the Kemper family, which has a long history in the banking industry, Mariner Kemper joined UMB in 1987 after earning his bachelor's degree in business administration from Northwestern University and an MBA from the Stanford Graduate School of Business. His early career at UMB saw him taking on various roles, including positions in the bank's trust, commercial, and correspondent banking divisions, which provided him with a comprehensive understanding of the company's operations. Under Kemper's leadership, UMB Financial Corp has expanded its footprint and diversified its services, solidifying its position as a leading financial institution in the United States. One of his notable achievements includes the successful acquisition of Scout Investments and the creation of UMB Fund Services, which have significantly contributed to the company's revenue growth. Kemper's strategic vision and commitment to innovation have been instrumental in navigating the company through economic challenges and positioning it for future success. As Chairman and CEO, he continues to focus on enhancing customer experience, promoting a strong corporate culture, and driving sustainable growth for UMB Financial Corp.