The Most Powerful Women in Banking

Of all that Mary Mack accomplished running Wells Fargo's brokerage operations — adding teams of new advisers in key markets, substantially improving her unit's customer satisfaction ratings — perhaps what stood out most was her group's success in attracting new business from the banking side of the house.

It took just eight months for Cate Luzio to earn her first promotion at HSBC. Luzio joined the global bank in December 2014 as head of multinational coverage for the Americas. Her group produced results so quickly that in August 2015, HSBC assigned Luzio the same role globally.

Last year, First United Bank and Trust CEO Karen Glenn made her boldest move to date with a deal to acquire the $85 million-asset Bank of Ohio County in Beaver Dam, Ky. With that deal, the first in its 20-year history, First United boosted its assets by nearly 45%, to $275 million.

Angela Birmingham has held a number of high-ranking banking jobs in her career, but until she started helping her oldest daughter with college applications last year she had never given much thought to being a role model for other women.

Though the general counsel and head of compliance at TD Bank is primarily responsible for making sure the bank's business units are playing by the rules, Ellen Patterson says it is also her team's mission to root out inefficiencies that might be slowing down decision-making and causing pain to customers.