Stifel Nicolaus & Co. has opened a new private client office in Irvine, Calif., marking its latest addition as part of an aggressive expansion push into the Western U.S.

Stifel has opened 46 offices in the Western U.S. since August 2007, including new locations in Arizona, California, Hawaii, Montana, Nevada, Oregon, Washington and Wyoming.

The new Irvine, Calif. office includes Branch Manager Susan Dixon, Senior Vice President of Investments Randy Hankins and Vice President of Investments Scott Hanna. All three previously worked in Stifel’s San Juan Capistrano, Calif. office.

The firm has also added three new hires serving as vice presidents of investments to the Irvine office. They include Sharon DeCampo, Russell Reinsch and Kent Struck. The Irvine office also includes Tammy Welch, registered operations supervisor and Irma Correa and Jennifer Steward, who both serve as registered client service associates.

Stifel Nicolaus, a subsidiary of Stifel Financial Corp., provides institutional brokerage, investment banking and retail services through 312 U.S. offices.