Six Sigma has really taken hold in the financial services industry.Early pioneers included GE Capital, Sun Trust Banks, Citigroup, and JPMorgan Chase & Co.Below are the Fortune 500 companies in the Financial Services sector that are using Six Sigma.The Financial Services sector includes the Fortune 500 industries: Diversified Financials, Commercial Banks, Savings Institutions and Securities.

American Express
Aon
Bank of America Corp.
Capital One Financial
Citigroup
Countrywide Financial
Fifth Third Bancorp
General Electric
JPMorgan Chase & Co.
KeyCorp
Mellon Financial Corp.
Merrill Lynch
State St. Corp.
SunTrust Banks
Wachovia Corp.
Washington Mutual
Wells Fargo