Jessica Uhl took over as chief financial officer (CFO) at Royal Dutch Shell. Uhl joined Shell in 2004 and has held various finance leadership roles in the company's upstream, integrated gas, and downstream businesses, as well as in its projects and technology business and its corporate headquarters. Before being appointed CFO, Uhl served as executive vice president of finance for the integrated gas business. Prior to joining Shell, Uhl worked for Enron and Citibank. She holds a BA in political economy from the University of California, Berkeley and an MBA from INSEAD.