Crossbow Ventures
- Investment focus: all stages of information technology, telecommunications, healthcare, and environmental technology and services companies.
- http://www.crossbowventures.com/

America Online Time Warner Ventures
- Focus: invests in early-stage, technology-based companies that offer the promise of creating strategic value for AOL Time Warner companies.
- http://www.aoltwventures.com/

Sicom Venture Capital
- Focus: invests in early stage intellectual property based companies.
- http://www.sicomventure.com/

Ruppert Companies
- Focus: investment opportunities in all stages of company development.
- http://www.ruppertcompanies.com/

McDuff Capital
- Focus: invests in and cultivates promising growth companies, bringing them experience in operations management, strategic planning, marketing and technology development.
- http://www.mcduffcapital.com/

American Industrial Partners
- Investment focus: over $1 billion in equity capital under management to actively partner with experienced management teams in middle market companies.
- http://www.aipartners.com/

Incubic
- Focus: help entrepreneurs build great companies in photonics and biotechnology.
- http://www.incubic.com/

Resource Capital Funds
- Focus: private equity funds for development and growth stage mining companies.
- http://www.resourcecapitalfunds.com

Vortex Partners
- Focus: provides critical resources, contacts and capital to promising start-ups.
- http://www.vortexpartners.com

MagicVentures Information & Communication Technology
- Participates in high-growth potential companies in information and communication technology. We invest in start-up, growth, turnaround, management-buy-out and joint-ventures.
- http://www.magicventures.nl

Fluke Venture Partners
- Investment focus: early stage of the company's development, from seed capital to second-stage financing.
- http://www.flukeventures.com/

Crosslink Capital
- Investment focus: entire growth spectrum from early-stage product development through initial public offering and beyond.
- http://www.crosslinkcapital.com/

Easton Hunt Capital Partners
- Investment focus: wide range of industries from post-seed round to pre-initial public offering.
- http://www.eastoncapital.com/

3i US
- Investment focus: early-stage and later-stage companies in a wide range of different technologies.
- http://www.3ius.com/

Wheatley Partners
- Investment focus: all stages of Internet, software, information technology consulting and telecommunications companies.
- http://www.wheatleypartners.com/

Northwood Ventures
- Investment focus: all stages of development across a broad range of industries.
- http://www.northwoodventures.com/

Spectrum Equity
- Focus: seed to later-stage investments in the communications services, networking infrastructure, e-commerce and media industries.
- http://www.spectrumequity.com/

Plantagenet Capital Management LLC
- Focus: multi-staged investments in early-stage technology to late-stage recapitalizations and turnarounds in the U.S. and Europe.
- http://www.plantagenetcapital.com/

Pequot Capital
- Focus: invests in all stages of a company's development, from seed capital through mature growth.
- http://www.pequotcap.com/