Text Represenation of Image titled Corporate Structure
Image from FDIC OIG Report - Evaluation of Federal Regulatory Oversight of Washington Mutual Bank

The corporate structure consists of 1 parent company called Washington Mutual Inc. (WMI).

There is a 1st tier subsidiary titled Washington Mutual Bank, FA (WaMu) (formerly WMB of Stockton CA) Cert# 32633. WaMu was formed when Washington Mutual Bank, (Seattle, WA) Cert# 9576, merged into this bank on 1/1/2005. On 10/1/2005 Long Beach Mortgage Company also merged into Wamu.

There are two second tier subsidiaries called Washington Mutual Bank FSB, (WMBfsb) Cert#33891, and Providian Financial Corp