TWPG Thomas Weisel Prtns Grp (MM)

Thomas Weisel Partners Group, Inc. (NASDAQ: TWPG), a global growth-focused investment bank, will release its fourth quarter and fiscal year 2009 earnings results after the close of the market on Tuesday, January 26, 2010. The company will also hold a conference call to review the results at 5:00 p.m. Eastern time (2:00 p.m. Pacific time) that same day. The conference call may include forward-looking statements, including guidance as to future results.

All interested parties are invited to listen to Thomas Weisel Partners' Chairman and Chief Executive Officer, Thomas W. Weisel; President and Chief Operating Officer, Lionel F. Conacher; and Chief Financial Officer, Ryan Stroub, by dialing (866) 746-9599 (domestic) or (702) 696-4728 (international). The confirmation code for both the domestic and international lines is: 50048326.

A live audio webcast of the call, as well as the company's results, will be available through the Investor Relations/Webcasts section of www.tweisel.com, which can also be accessed directly at:

http://www.tweisel.com/AboutUs/InvestorRelations/Webcasts

To listen to the live audio webcast of the call, please go to the website at least 15 minutes early to register, download and install any necessary audio software. For those who cannot listen to the live broadcast, a replay of the broadcast will be available through the above-referenced website one hour following the completion of the call through February 12, 2010.

About Thomas Weisel Partners Group, Inc.

Thomas Weisel Partners Group, Inc. is an investment bank, founded in 1998, focused principally on the growth sectors of the economy. Thomas Weisel Partners generates revenues from three principal sources: investment banking, brokerage and asset management. The investment banking group is comprised of two disciplines: corporate finance and strategic advisory. The brokerage group provides equity and convertible debt securities sales and trading services to institutional investors, and offers brokerage, advisory and cash management services to high-net-worth individuals and corporate clients. The asset management group consists of: private equity, public equity and distribution management. Thomas Weisel Partners is headquartered in San Francisco with additional offices in Baltimore, Boston, Calgary, Chicago, Dallas, Denver, New York, Portland, Toronto, London and Zurich. For more information, please visit www.tweisel.com.