Nominum, Inc. is a privately held company headquartered in Redwood City, California. Bessemer Venture Partners, Morgenthaler Ventures, Globespan Capital Partners and Silicon Valley BancVentures, premier venture capital investors, are among the companies and individual investors that have provided funding for Nominum's development and growth.

Advanced Technology Ventures Founded in 1979, Advanced Technology Ventures (ATV) is a bi-coastal venture capital firm with more than $1.4 billion in capital under management. The firm works closely with entrepreneurial teams in several technology markets, including communications, IT infrastructure, software and services, and healthcare technologies, to build emerging-growth business ventures into market leaders. With more than 25 years of experience, ATV has a proven track record of success in helping to build strong, sustainable business enterprises. http://www.atv-ventures.com/

Bessemer Venture Partners Bessemer Venture Partners, with offices in California, Massachusetts, and New York, is the leading national early-stage venture capital firm in communications technology and Internet infrastructure. The firm manages more than a billion dollars of venture funds, carrying on a tradition of hands-on, active venture investing that has continued since 1911. Many leading-edge companies, including Cascade, Ciena, Gartner Group, Mindspring, Sirocco, Sonus Networks, Sports Authority, Staples, Verio, VeriSign and Veritas selected BVP as their early-stage venture partner. http://www.bvp.com

Globespan Capital Partners With offices in Palo Alto and Boston, Globespan Capital Partners is an independent venture capital firm focusing on information technology. Globespan has a unique position in the US venture capital industry due to its ability to provide portfolio companies access to Asian customers and partners. Globespan manages several funds, including JAFCO America Technology Fund III and Globespan Capital Partners IV. Some of the firm's investments include Aptis, Argon, Avanex, Brocade, Digital Island, edocs, Monterey Networks, Net Perceptions, Obsidian, Ocular, Pirus, Sentient Networks, and Silknet Software. For more information, visit www.globespancapital.com. http://www.globespancapital.com

Morgenthaler Ventures Morgenthaler Ventures, a leading venture capital and buyout firm, was founded in 1968. The firm focuses on early-stage technology investments, as well as middle-market management buyouts. It has funded over 180 companies in its 34-year history, including two of the last decade's highest-performing IPOs: Microchip Technology (1993) and Premisys Communications (1995). Current and former portfolio investments include Amati, Apple, Aptis, Calyx Therapeutics, Nextel, Sonic Innovations, Synopsys, and VeriFone. With its new $850-million fund raised in August 2001, the firm will have a total of $1.8 billion under management. http://www.morgenthaler.com/ventures/

Silicon Valley BancVentures Silicon Valley BancVentures invests in technology and life sciences companies across stage and industry sectors. The fund co-invests along top-tier venture firms and is highly selective in its investment decisions. In addition to choosing companies that can provide superior financial returns, the fund selects those companies to which it can add value, including providing proprietary expertise, resources and unique access to the global network of Silicon Valley Bank. http://www.svb.com

T-Com Venture Fund T-Com Venture Fund was established in July 2004 and is managed by T-Venture, the Venture Capital entity of Deutsche Telekom. The main target is to support T-Com - Telekom’s broadband/fixed network business unit, focussing on the consumer market - to achieve its goals by investing in innovative start-up companies with a strategy fitting into T-Com’s business line. Start-up companies in Europe and Northern America with innovative technologies, service and business models for broadband and IP-networks as well as companies with interesting technologies and services for voice applications are the core of the investment focus of T-Com Venture Fund. www.t-venture.de

VeriSign, Inc. VeriSign, Inc. (Nasdaq: VRSN), operates intelligent infrastructure services that enable businesses and individuals to find, connect, secure, and transact across today’s complex global networks. Additional news and information about the company is available at www.verisign.com. http://www.verisign.com/index.html