DES MOINES, Iowa--(BUSINESS WIRE)--March 16, 2007--Principal Financial Group, Inc. (NYSE:PFG) announces that Gregory J. Burrows, Vice President and Chief Marketing Officer, Retirement Investor Services will present at the UBS Asset Gathering Conference on Thursday, March 29, 2007 at 11:15 a.m. (ET) in Boston, Massachusetts. The presentation provides insight on the company's growth strategy.

Parties interested in listening to the presentation live may access the webcast on the Principal Financial Group Investor Relations website (www.principal.com/investor). The webcast replay will be available for one week.

Presentation materials will be available on the website. The materials will be archived for one week.

About Principal Financial Group

The Principal Financial Group(R) (The Principal (R))(1) is a leader in offering businesses, individuals and institutional clients a wide range of financial products and services, including retirement and investment services, life and health insurance and banking through its diverse family of financial services companies. A member of the Fortune 500, the Principal Financial Group has $256.9 billion in assets under management(2) and serves some 17.6 million customers worldwide from offices in Asia, Australia, Europe, Latin America and the United States. Principal Financial Group, Inc. is traded on the New York Stock Exchange under the ticker symbol PFG. For more information, visit www.principal.com.

(1) "The Principal Financial Group" and "The Principal" are registered service marks of Principal Financial Services, Inc., a member of the Principal Financial Group.

(2) As of December 31, 2006.

    CONTACT: Principal Financial Group, Inc.
             Media Contact:
             Tina Marchetti, 515-248-0065
             marchetti.tina@principal.com
             or
             Investor Relations Contact:
             Tom Graf, 515-235-9500
             investor-relations@principal.com

    SOURCE: Principal Financial Group, Inc.