4. Metaweb Technologies
New money: US$42.5 million
Investors: Benchmark Capital, Goldman, Sachs & Co, others.
Description: Internet software firm that provides Web site infrastructure services.
5. SiBEAM
New money: US$40 million
Investors: Foundation Capital, New Enterprise Associates, others.
Description: Developer of semiconductor systems for wireless platforms.
6. Palantir Technologies
New money: US$36.8 million
Investors: In-Q-Tel, Reed Elsevier Ventures.
Description: Developer of data analysis software.
7. Invision
New money: US$30.4 million
Investors: ABS Capital Partners, CIBC Capital Partners, Piper Jaffray Ventures.
Description: Provides advertising sales software and consulting services to media industry.
Tie for 8th: AliphCom, AKA Jawbone
New money: US$30 million
Investors: Khosla Ventures, Mayfield Fund, Sequoia Capital.
Description: Develops noise cancellation technology for wireless industry.
Tie for 8th: BridgeLux
New money: US$30 million
Investors: Chrysalix Energy, El Dorado Ventures, others.
Description: Makes high-power, energy-efficient, light-emitting diode technology.
10. Automattic
New money: US$29.5 million
Investors: New York Times Company, Polaris Venture Partners, others.
Description: Develops software for creating and operating blogs.