The Most Powerful Women in Banking

Erika Marquez discovered an anomaly that was causing Sumitomo Mitsui Banking Corp. to treat some loans as though they required significantly more regulatory capital than they actually did.

Shelley Seifert had been the bank's chief operating officer.

April Frazer describes herself, forthrightly, as a very driven person. Which may explain how she became global head of banks at Wells Fargo before her 37th birthday.

Innovation is part of Emily Girsch's daily routine. That's why the chief financial officer at Lincoln Savings Bank in Cedar Falls, Iowa, spends a lot of time thinking about the need to modernize bank regulations for the digital age.

Jacqueline Howard's personal interest in helping close the wealth gap prompted her to steer Ally Financial toward a more concerted effort on this front.