BETHESDA, Md., July 14, 2025 /PRNewswire/ -- Marriott International (Nasdaq: MAR) today announced that after 26 years with the company, Leeny Oberg, Marriott's Chief Financial Officer and Executive Vice President, Development, has decided to retire effective March 31, 2026. Two long-time Marriott veterans have been named her successors. Next year, Jen Mason will become the company's Chief Financial Officer and Shawn Hill will take on the role of Chief Development Officer.  L-R: Leeny Oberg, Jen Mason, S ...