Managing Director
Head of Technology Investment Banking
david.ketsdever@cowen.com

Mr. Ketsdever is Head of Technology Investment Banking for Cowen and Company. Prior to joining Cowen, Mr. Ketsdever was President of SVB Alliant, a leading technology advisory firm and a subsidiary of SVB Financial Group where he was also a member of the Group Executive Committee. Prior to joining SVB Alliant, Mr. Ketsdever founded and was CEO of Green Ridge Systems, a software company which developed an information solution for financial services professionals. Previously, he headed and built Merrill Lynch’s Global Software banking practice, and also worked for Montgomery Securities where he was a managing director of the Information Technology Group. Mr. Ketsdever also has held positions at Bankers Trust Corporation and Goldman, Sachs & Co.

Mr. Ketsdever holds an A.B. in Economics with Honors from the University of Chicago and an M.B.A. from Harvard Business School.

Managing Director
paul.griffin@cowen.com

Mr. Griffin is a Managing Director and Head of Software Investment Banking at Cowen and Company. During his 15-year investment banking career, Mr. Griffin has completed a wide range of financing and strategic advisory assignments for leading software and related technology companies. Prior to joining Cowen, Mr. Griffin was a Managing Director at Oppenheimer & Co. Inc. where he led the firm’s Boston-based Software Investment Banking Group. Prior to that, he was a Managing Director in the Technology Investment Banking Group at CIBC World Markets Corp. Mr. Griffin began his investment banking career in the Global Mergers & Acquisitions Group at Chase Manhattan Bank.

Mr. Griffin holds a B.A. in Economics from Boston College and an M.B.A. in Finance from Columbia Business School.

Managing Director
Head of Consumer Investment Banking
owen.hart@cowen.com

Mr. Hart is a Managing Director and Head of Cowen and Company's Consumer Investment Banking Group as well as overseeing Cowen’s Consumer M&A practice. In his more than 24 years in investment banking, Mr. Hart has advised clients on over 200 engagements. Prior to joining Cowen, he was a Founding Partner of Thomas Weisel Partners and Head of Consumer, Business Services and Semiconductor M&A. Prior to founding Thomas Weisel Partners, Mr. Hart served as Senior Managing Director at Montgomery Securities, overseeing M&A in the Consumer and Business Services sectors. He began his investment banking career at Drexel Burnham Lambert and also worked at Lazard Freres & Co before joining Montgomery Securities in 1994.

Mr. Hart holds an M.B.A. from the Wharton School of the University of Pennsylvania, an M.L.A. from the University of Pennsylvania and a B.A. from Tufts University.

Managing Director
matthew.schultz@cowen.com

Mr. Schultz is a Managing Director in Technology Investment Banking. Additionally, he serves as the firm’s Head of Internet Investment Banking. Prior to joining Cowen in June 2008, Mr. Shultz was Managing Director and Head of Internet and Digital Media Investment Banking at Merrill Lynch. While there, Mr. Shultz directed the IPOs of several e-commerce leaders such as Blue Nile, FTD, eHealth, Taleo, Universo Online and Mercado Libre. He has also advised on numerous strategic transactions, including eBay's acquisition of Skype Technologies. Prior to his leadership in building the Internet and Digital Media practice, Mr. Schultz was a member of Merrill Lynch's Semiconductor Investment Banking team.

Mr. Shultz holds an M.B.A from The Wharton School of the University of Pennsylvania and a B.S. in Engineering from Cornell University.

Managing Director
peter.siwinski@cowen.com

Mr. Siwinski is a Managing Director and heads Cowen and Company’s Communications and Computing Systems investment banking effort. Prior to joining Cowen, Mr. Siwinski was at Thomas Weisel Partners, where he helped found the firm’s Storage and Computing Systems practice. Prior to TWP, Mr. Siwinski was in the Telecommunications Investment Banking Group at Merrill Lynch in New York.

Mr. Siwinski received a B.A. from the University of Pennsylvania and a J.D./M.B.A. with Honors from Duke University.

Director
josh.epstein@cowen.com

Mr. Epstein joined Cowen and Company in July 1996 and has the longest continuous tenure in the Cowen Technology Investment Banking Group. Mr. Epstein leads Cowen’s focus on Emerging Technologies and the Digital Media sectors. Over the course of his career, Mr. Epstein has provided financing and strategic advisory services to a wide range of technology companies with a primary focus in the Electronics sector and additional transaction expertise in the Software, Internet, IT Services and Telecommunications areas.

Mr. Epstein received a B.A. in Economics and Literature from Yeshiva University.

Director
david.istock@cowen.com

Mr. Istock is a Director focused on Technology Mergers & Acquisitions based in San Francisco. Mr. Istock has fifteen years of experience in mergers and acquisitions and the technology industry. Prior to joining Cowen and Company, he was an Executive Director at UBS Investment Bank focused on Technology M&A working in San Francisco and New York. Prior to UBS, Mr. Istock co-founded Bluefish Ventures, an early-stage technology-focused venture capital fund. Prior to Bluefish, he was a Vice President in PaineWebber’s M&A Group based in New York.

Mr. Istock received a B.S. in Economics from the Wharton School at the University of Pennsylvania.

Director
peter.petitt@cowen.com

Mr. Petitt is a Director and heads Cowen’s Semiconductor investment banking effort. Prior to joining Cowen and Company in 2004, Mr. Petitt was a Vice President with SoundView Technology Group, where he covered companies in the Semiconductor Manufacturing industry. From 1999 through 2002, Mr. Petitt worked in Robertson Stephens' Technology Investment Banking Group in San Francisco and in London, where he most recently covered Semiconductor Device and Equipment companies throughout Europe. He also worked in the M&A practice of Chase Securities Inc in New York from 1994 to 1997.

Mr. Petitt received his B.A. from Colorado College and his M.B.A. from the Tuck School of Business at Dartmouth.