August Capital Investment focus: companies with strong potential to become leaders in important information technology markets http://www.augustcap.com

Softbank Venture Capital Focus: seed stage to mezzanine round investments for Internet companies. http://www.sbvc.com/

Maton Venture Investment focus: technology-based, private companies at various stages of development http://www.maton.com

Trinity Ventures Investment focus: early-stage companies in three industries -- computer software, electronic commerce, and communications http://www.trinityventures.com/

Madison Dearborn Partners Focus: management buy-outs, growth equity financing, recapitalization and acquisition-oriented financing. http://www.mdcp.com/

Kleiner Perkins Caufield & Byers Investment focus: early-stage ventures, and includes the KPCB Java Fund http://www.kpcb.com

U.S. Venture Partners (USVP) Investment focus: principally companies headquartered in the Western United States in three sectors of industry: medical, technology and retail/consumer http://www.usvp.com/

WaldenVC Investment focus: early-stage technology companies involving software, interactive services and related enabling technology. http://www.waldenvc.com/

IDG Ventures Investment focus: information technology companies, preferring either seed or first-round financings, or very late (last before IPO) stage investments http://www.idgventures.com

Sevin Rosen Funds Investment focus: early-stage (and follow-on rounds) for information sciences and life sciences companies http://www.srfunds.com

Industrial Growth Partners IGP provides private equity capital for management buyouts in middle-market manufacturing companies. http://www.igpequity.com/

Sustainable Jobs Fund Community development venture capital fund which finances recycling, remanufacturing, environmental and other companies. http://www.sjfund.com/

Weiss, Peck & Greer - Venture Partners Investment focus: early- and expansion-stage information technology and life sciences companies throughout the US http://www.wpgvp.com

Brand Equity Ventures Investment focus: broadly across the consumer sector in early-stage companies that are ready for rapid expansion http://www.brand-equity.com/

Redleaf Venture Management Financial funding and strategic assistance to early stage Internet startups. http://www.redleaf.com

Sierra Ventures Investment focus: early-stage healthcare, information technology-related companies and service businesses http://www.sierraven.com

Crosspoint Venture Partners An initial stage equity investor with focused expertise in three strategic areas - networking and communications, health care, and financial services. http://www.crosspointvc.com/

Trident Capital Investment focus: exclusively in information and business services companies, including content providers, transaction processors, application software and Internet products and services http://www.tridentcap.com/

Edison Venture Fund Investment focus: proprietary technologies or unique services in emerging markets, generally prefering expansion stage companies. http://www.edisonventure.com/

Norwest Venture Capital Investment focus: startups, emerging growth companies, management buyouts, acquisitions and recapitalizations http://www.norwestvc.com