Cowen Group, Inc.

Cowen Group, Inc. is a diversified financial services firm that offers alternative investment management, investment banking, research, and sales and trading services through its two business segments: Ramius LLC and Cowen and Company, LLC. SG Cowen & Co., a subsidiary of Cowen Group, is a leading equity research firm in the health care, technology, consumer, aerospace and defense, and media and communications markets. The company provides comprehensive investment banking services, including equity and convertible debt financings, private placements, mergers and acquisitions advisory services, and restricted security sales. SG Cowen is headquartered in New York and has regional offices in the United States, as well as offices in Geneva, London, and an affiliated office in Tokyo.