The power players behind Jamie Dimon: the most important JPMorgan execs you've never heard about

Matt Zames is chief operating officer of JPMorgan and serves on the firm's operating committee. Before rising to that role, he served as JPMorgan's chief investment officer. When Zames was promoted, CIO Jamie Dimon called him "a world-class risk manager and executive — highly regarded for his judgment and integrity."

Zames is one of JPMorgan's top-paid executives and considered a potential candidate to replace Dimon.

Gordon Smith joined JPMorgan in 2007 after a lengthy career at American Express. With about 137,000 employees, that division of JPMorgan makes up more than 50% of the bank's overall headcount. Smith also serves on the bank's operating committee.

The group Smith leads made more than $32.5 billion in revenues for the bank for the first nine months of the year, generating $7.4 billion in net income.

Daniel Pinto is the CEO of JPMorgan's corporate and investment bank, which is the biggest on Wall Street. He became sole head when Mike Cavanagh, then his co-CEO in the division, departed JPMorgan to take on a role with private-equity firm the Carlyle Group.

He's held in high regard by JPMorgan CEO Jamie Dimon, who said after appointing him to his current role: "Daniel is an exceptional manager of risk who understands markets as well as anyone I’ve ever met. He is a true leader – his values, character and judgment are second to none."

He's also one of JPMorgan's best-paid bankers. The corporate and investment bank generated $26.5 billion in revenues through the first nine months of the year, which was good for $6.3 billion in net income.

Mary Callahan Erdoes is a rising star at JPMorgan, and she's also rising up Forbes' Most Powerful Women in the World list. She oversees a group managing $2.4 trillion in client assets and serves on JPMorgan's operating committee. Callahan Erdoes is one of JPMorgan's top-paid executives — hauling in even more than JPMorgan CFO Marianne Lake.

The asset-management business at JPMorgan generated more than $9 billion in revenues and $1.4 billion in net income through the first nine months of the year.

Doug Petno has spent more than 25 years with JPMorgan, and is today the CEO of its commercial banking group, which serves more than 20,000 midsize businesses, nonprofit organizations, and government divisions. Before that, Petno was global head of JPMorgan's natural resources investment banking group.

In 2012, as part of his promotion to his current role, Petno was named to JPMorgan's operating committee. Commercial banking made more than $5.1 billion in revenue for JPMorgan over the first nine months of the year, generating $1.4 billion in net income.

Carlos Hernandez will celebrate his 30th anniversary at JPMorgan next year ? he joined the bank back in 1986. He's steadily risen through the ranks to his current role as head of global banking.

In the past, he has had various roles, including as head of Latin American banking and head of global investor services. The global banking business at JPMorgan generated $8.7 billion in revenue through the first nine months of the year.

Ashley Bacon ascended to the role of chief risk officer after JPMorgan's London Whale scandal, where the bank more than $6.2 billion making bad bets. Before that, Bacon served as deputy chief risk officer and global head of market risk for JPMorgan's investment bank.

Barry Sommers was a senior managing director with Bear Stearns and joined JPMorgan in the dark days of the global financial crisis.

Sommers also oversaw JPMorgan's high-net-worth brokerage business in the US and was CEO of Chase Wealth Management before his 2013 promotion to his current role. He reports to Gordon Smith.

Eileen Serra joined JPMorgan from Merrill Lynch, where she was head of private client banking solutions, in 2006. She was first a strategy executive with JPMorgan's card executive leadership team, and rose through a number of roles, including being JPMorgan Chase's head of card consumer-branded products. She was promoted to her current role in 2012.

Kevin Watters was a Bank One executive before JPMorgan Chase bought the company in a massive deal in 2004. He's stayed on, rising through a number of roles to become CEO of Chase's mortgage banking business. That business generated $1.5 billion in net income in the first nine months of the year.

Thasunda Brown Duckett took over as chief executive of JPMorgan's Chase Auto Finance unit in 2013.

A graduate of Baylor University's Hanmaker School of Business, Duckett has risen through a number of roles with JPMorgan since joining Chase in 2004. You can also check out her Lean In story here.

For the nine months ending September 30, Duckett's business had a loan book of $55 billion.

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