Investors

About Crescendo Ventures

Crescendo Ventures is a global venture capital firm that provides early-stage funding and growth resources to high-potential companies in the communications and Internet infrastructure industries. By collaborating with entrepreneurial teams to grow market-leading companies, Crescendo Ventures uses its industry expertise, team-based development model and global network to help high-growth companies achieve their full potential.

Founded in 1993, Crescendo Ventures manages more than $1 billion from its headquarters in Palo Alto, California and offices in Minneapolis and London. For additional information on Crescendo Ventures or their portfolio, please visit http://www.crescendoventures.com.

About TVM Capital

TVM Capital, founded in 1983, is one of the first venture capital firms formed in Germany , and an early entrant into the US market in 1986. Since inception TVM Capital has raised over ¥ 1.3 billion in six fund generations and has established itself as a leading technology investment group in Europe and the United States . TVM Capital funds have made investments in more than 230 information technology and life science companies where innovation, effective management and sound financial backing have enormous impact on company growth. The TVM Capital in-depth knowledge of the European and US environment helps companies create businesses that enjoy access to science, management talent, distribution channels and capital on both sides of the Atlantic . More than 40 companies went public at European or US stock exchanges. Today, TVM Capital is actively invested in over 70 companies. For additional information on TVM capital or their portfolio, please visit http://www.tvm-capital.com

About High Tech Private Equity

High Tech Private Equity is an entrepreneurial private equity company. The main shareholders in the Düsseldorf-based company are ERGO Versicherungen AG and JENOPTIK AG. The fund has a volume of € 150 million and is targeting fast growing companies with a focus on optoelectronics, micro-/ nano­technology and life science. For more information visit http://www.hightech-pe.com.

About Gimv

Gimv is a listed European investment company with more than 28 years of experience in private equity and venture capital. Gimvâs local buyout teams target small to medium sized companies in Belgium , the Netherlands , France and Germany . In technology businesses Gimv provides venture capital to help startups expand or internationalise. Venture capital investments are made in Life Sciences, Technology and Cleantech.

As an active partner and coach, Gimv supplies not only financing, but also know-how and experience to the companies in its portfolio, reinforcing and supporting their growth. You can find more information on www.gimv.com.

About Atila Ventures / ETV Beteiligungs GmbH, Swiss Branch

Atila Ventures is advisor to ETV Beteiligungs GmbH, Lausanne, who invest in high-tech companies from Early Stage to pre-IPO focusing on Switzerland, France and Germany. ETV is funded with EUR 100 million, invests in IT/Internet, Microelectronics and Telecommunications. Atila Ventures (http://www.atilaventures.com) is an international Venture Capital company with an office in Lausanne and an advisory office in Munich.

About QUEST FOR GROWTH

The Privak "QUEST FOR GROWTH" is a Pan-European investment company that invests in European technology-based growth companies in a broad range of industrial sectors such as information technology, semiconductors, telecommunications, software, electronics, biotechnology, medical devices, health-care and new materials. For more information please visit http://www.questforgrowth.com.

About T-Com Venture Fund

The T-Com Venture Fund was established in 2004 and equipped with an investment volume of EUR 50 million. It is managed by T-Venture, the venture capital entity of Deutsche Telekom. Its aim is to support the T-Com as the strategic business unit for Broadband/Fixed Network of Deutsche Telekom AG in its objectives. For additional information about T-Venture and the T-Com Venture Fund please visit www.t-venture.de.