Duff & Phelps Announces Common Stock Offering of 8.9 Million Shares

Duff & Phelps Corporation (NYSE: DUF), a leading independent financial advisory and investment banking firm, today announced that it has commenced an underwritten public offering of 8.9 million shares of its common stock. The company will grant the underwriters a 30-day option to purchase up to an additional 15% of the shares sold. Goldman, Sachs & Co. will act as bookrunning manager for the offering and William Blair & Company, Fox-Pitt Kelton Cochran Caronia Waller and Keefe, Bruyette & Woods will act as co-managers for the offering. 

Duff & Phelps intends to use the net proceeds from this offering to redeem certain of the units in its subsidiary Duff & Phelps Acquisitions, LLC, held by the existing unit holders, repay outstanding borrowings under its credit agreement and for general corporate purposes. 

The offering is being made pursuant to a shelf registration statement filed with the U.S. Securities and Exchange Commission, which became effective on May 4, 2009. A prospectus supplement relating to the offering will be filed with the SEC. When available, the prospectus supplement and accompanying base prospectus may be obtained from Goldman, Sachs & Co. via telephone at +1 212 902 1171, email at [email protected] or standard mail at:

Goldman, Sachs & Co. 
Prospectus Department 
85 Broad Street 
New York, NY 10004 

You may also obtain copies, when available, by visiting EDGAR on the SEC website at www.sec.gov.

This announcement shall not constitute an offer to sell or the solicitation of an offer to buy these securities, nor shall there be any offer or sale of these securities in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction. The offering may be made only by means of a prospectus and a related prospectus supplement, which have or will be filed with the Securities and Exchange Commission. 

About Duff & Phelps 
As a leading global independent provider of financial advisory and investment banking services, Duff & Phelps delivers trusted advice to our clients principally in the areas of valuation, transactions, financial restructuring, dispute and taxation. Our world class capabilities and resources, combined with an agile and responsive delivery, distinguish our clients' experience in working with us. With more than 1,200 employees serving clients worldwide through offices in North America, Europe and Asia, Duff & Phelps is committed to fulfilling its mission to protect, recover and maximize value for its clients. Investment banking services in North America are provided by Duff & Phelps Securities, LLC. Investment banking services in Europe are provided by Duff & Phelps Securities Ltd. Duff & Phelps Securities Ltd. is authorized and regulated by the Financial Services Authority. For more information, visit www.duffandphelps.com. (NYSE: DUF)

Media and Investor Relations:
Marty Dauer
+1 212 871 7700