Marianne Lake, chief financial officer of JPMorgan Chase & Co., listens during a Bloomberg Television interview in New York, U.S., on Friday, March 7, 2014. Lake said the $27 billion profit outlook the bank laid out at an investor conference last month wasn't a target and the firm can earn more than that. Photographer: Jin Lee/Bloomberg via Getty ImagesPhotograph by Jin Lee—Bloomberg via Getty Images
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Respected on the Street for her deft command of all facets of J.P. Morgan’s business, Lake is a rising star. The Englishwoman runs the finances of the largest U.S. bank as measured by assets, bringing in $106 billion in revenue last year.