The Most Powerful Women in Banking

Margaret Keane has spent the last two years readying GE Capital Retail Finance for the virtual worlds of its digitally active customers. So far, so good: customers now generate 4 million mobile logins a month and about 10 percent of them use mobile devices exclusively for account interaction.

A new chapter possibly awaits Nicole Arnaboldi. The 28-year investment banking veteran could soon be leading a spin-off unit servicing the assets of Credit Suisse affiliate DLJ Merchant Banking Partners, which in July was reported to be in talks to be sold by its parent.

Cost control is a mantra for Charlotte McLaughlin, who prods her PNC Capital Markets managers and employees to be as sparing as possible when it comes to business expenses. The result is a flattening expense structure that is producing an improved efficiency ratio as revenues rise.

For the second year in a row, Candace Browning saw her Bank of America Merrill Lynch team ranked the top global research firm by Institutional Investor, based on surveys of buy-side firms on which Wall Street analysts provided the most helpful insights in a dozen countries and regions.

The structured finance and securitization businesses that Julie Caperton runs at Wells Fargo are some of the most complex businesses in the company — and some of the most profitable.