Succeeding him will be Robert C. Rich, also 43, who has been chief executive of the Hartmarx Corporation's special markets group.

Before joining Document Technologies, Mr. Ryan was president of the special markets group at Xerox.

Companies Merrill Lynch is expected to announce a reorganization as soon as today that dissolves the firm's separate consumer and capital markets groups.

Mr. Durocher, 27, is a manager in the financial markets group at Andersen Consulting in Boston.

Before retiring from Verizon in 2003, Mr. Gordon was president of the retail markets group, with more than 30,000 employees and annual revenues of $20 billion.

Many executives in the securities business blame the banking and capital markets group for failing to oversee Mr. Leeson.

Mr. Chambers, 30, is an investment banking associate in the global markets group at Citigroup in New York.

Before retiring from Verizon in 2003, he was president of the retail markets group.

The report was compiled and written by 30 members of the G.A.O.'s financial institutions and markets group.

The new sector includes the company's commercial markets group and an advertising services group, the company said.