Nominum, Inc. is a privately held company headquartered in Redwood City, California. Nominum is supported and advised by some of the best and most experienced venture capital firms in the world. Premier venture capital investors Bessemer Venture Partners, Morgenthaler Ventures, Globespan Capital Partners and Silicon Valley BancVentures 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. For more information, visit www.atv-ventures.com.

Bessemer Venture Partners

Bessemer Venture Partners (BVP) is the oldest venture capital practice in the United States. With offices in Silicon Valley, Boston, New York, Shanghai, Mumbai and Bangalore, the firm manages more than a billion dollars of venture funds, continuing a tradition of hands-on, active venture investing since 1911. Over 100 Bessemer companies have gone public, including American Superconductor, Ciena, Gartner Group, Ingersoll Rand, International Paper, Maxim, Parametric, Perseptive Biosystems, Staples, VeriSign, Veritas and W.R. Grace. Visit Bessemer at www.bvp.com.

Globespan Capital Partners

Globespan Capital Partners is an independent venture capital firm focusing on information technology. Globespan has a unique position in the U.S. 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.

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. For more information, visit 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 with 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. For more information, visit 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. Its primary aim is to support T-Com—Telekom’s broadband/fixed network business unit—by focusing on the consumer market, investing in innovative startup companies with strategies that align with T-Com’s business. Such companies include startups in Europe and Northern America with innovative technologies and service and business models for broadband and IP-networks, as well as companies with interesting technologies and services for voice applications. For more information, visit 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.