 | 3i | Menlo Park | | 10Speed Media | 1 | | Biotechnology Communications Content & Media Electronics Software Storage Medical Devices Internet |
 | Accel | Palo Alto | | | 3 | $30,000,000 | Communications Content & Media Information Services Electronics Software Security |
 | Advanced Equities | Chicago | | Echopass | 1 | | Communications Content & Media Electronics Software Services Storage Energy |
| Link | Advent International | Boston | | Spreeride, Inc. | 3 | $33,750,000 | Biotechnology Communications Electronics Services Storage Advanced Materials Energy |
| Link | Akers Capital | Fair Oaks | California | OnePipeline | | | Communications |
| Link | Alerion Capital Group | Salt Lake City | | | 1 | | Communications Information Services Electronics Software Storage Security |
 | Allegis Capital | Santa Monica | | Allegiance, Inc | 1 | $950,000 | Communications Information Services Electronics Software Services Security |
| Link | Alta Communications | Boston | Massachusetts | | 1 | $5,890,000 | Communications Content & Media |
 | American River Ventures | Roseville | | | 1 | $2,280,000 | Communications Electronics Software Advanced Materials Research |
| Link | Ampersand Venture Management | Wellesley | Massachusetts | Iomega | 1 | | Biotechnology Communications Electronics Healthcare Services Software |
| Link | Apax Partners Worldwide | New York | New York | | 1 | $9,880,000 | Biotechnology Communications Content & Media Information Services Electronics Software Energy Security |
| Link | Asset Management Company | Palo Alto | California | Sonic Innovations | | | Biotechnology Communications Information Services Hardware Software Medical Devices |
 | BatteryVentures Limited Partnership | San Meteo | | | | | Communications Content & Media Electronics Software Services Energy |
| Link | Bear Stearns Merchant Banking | New York | New York | | 1 | $5,380,000 | Biotechnology Communications |
| Link | Blueprint Ventures LLC | San Francisco | California | | 1 | | Communications Information Services Electronics Software |
| Link | BlueRun Ventures | Menlo Park | | SliceX | 1 | $5,000,000 | Communications Content & Media Information Services Electronics Software Storage Energy |
| Link | Brentwood Venture Capital | | | SmartTalk | | | Biotechnology Communications Information Services Software Services Medical Devices |
 | Canaan Partners | Menlo Park | | Echopass | 1 | | Biotechnology Communications Content & Media Information Services Electronics Software Medical Devices |
 | CDIB Ventures | Santa Clara | | Zars, Inc | 1 | $3,670,000 | Biotechnology Communications Electronics Medical Devices Research |
| Link | Commonwealth Capital Ventures | Waltham | Massachusetts | | 1 | $950,000 | Communications Content & Media Information Services Electronics Software Services Storage Security |
| Link | Crosslink Capital | San Francisco | California | Omniture Inc, The Generations Network | 2 | | Communications Electronics Software Services Storage Advanced Materials Energy |
| Link | Crosspoint Venture Partners | Irvine | California | Anesta | 1 | $10,980,000 | Biotechnology Communications Electronics Software Medical Devices |
| Link | Dell Ventures | Round Rock | | Altiris Inc. | 1 | $1,900,000 | Communications Hardware Software |
 | Dominion Ventures | Walnut Creek | | AdvancedMD, FONIX Corporation, PerfectPractice.MD | 4 | $15,510,000 | Communications Information Services Electronics Software |
| Link | DynaFund Ventures LLC | Torrance | California | | 1 | $2,500,000 | Communications Electronics Software Storage Advanced Materials |
| Link | Eagle River Investments | | | Move Networks, S5 Wireless, Inc | 2 | | Communications |
 | Egan-Managed Capital | | | Lineo, Inc. | 1 | | Communications Content & Media Software Services |
 | ePlanet Ventures | Redwood City | | Zars, Inc | 1 | $3,670,000 | Biotechnology Communications Information Services Healthcare Services Medical Devices |
| Link | EsNet Ltd. | Provo | | Rappore Technologies, The Generations Network | 4 | $7,670,000 | Communications Software |
| Link | Fidelity Ventures | Boston | | Oakley Networks, Inc | 1 | $7,670,000 | Biotechnology Communications Information Services Electronics Software Services Storage |
 | Foundation Capital | Menlo Park | | CONTROL4, Venafi, Inc | 2 | $36,000,000 | Communications Information Services Electronics Software Services Storage |
| Link | GATX Ventures | Lafayette | California | IBAHN | | | Communications Information Services |
| Link | Global Catalyst Partners | Redwood Shores | California | SliceX | 1 | $5,000,000 | Communications Electronics Software |
 | GMG Capital | New York | | Forum Systems | 3 | $12,080,000 | Communications Electronics Security |
| Link | Goldman Sachs Group | | | | | | Communications Content & Media Information Services Electronics Software Services Energy |
| Link | Granite Ventures | San Francisco | California | Campus Pipeline, Ingenix, Inc. | | | Communications Content & Media Electronics Software Energy Research |
 | Highway 12 | Boise | | Daz Productions, Inc, First Choice Solutions, Logoworks, Inc, Top Ten Reviews, Venafi, Inc | 3 | $6,270,000 | Communications Electronics Software Services Energy Research |
 | Hummer Winblad Venture Partners | San Francisco | | Infopia, Move Networks, Omniture Inc | 3 | $43,030,000 | Communications Information Services Software Storage Security |
| Link | iD Ventures America | Santa Clara | California | Lineo, Inc. | | | Communications Services Security |
 | In-Q-Tel | Arlington | | Attensity Corporation, Lingotek | 1 | | Communications Electronics Software Advanced Materials Medical Devices Security |
| Link | Insight Venture Partners | New York | | Ikano Communications, Inc | 1 | $27,750,000 | Communications Content & Media Information Services Electronics Software Storage Security |
| Link | Institutional Venture Partners | Menlo Park | California | Mainstream Data, Inc | | | Communications Content & Media Information Services Software Advanced Materials Medical Devices |
| Link | Integral Capital Partners | Menlo Park | California | Viewpoint Datalabs International Inc. | | | Communications Information Services Software Storage Medical Devices Research Security |
 | Intel Capital | Santa Clara | | Agilix Labs, Inc, Cymphonix, LignUp, The Generations Network | 5 | $32,550,000 | Communications Content & Media Information Services Electronics Hardware Software Security |
| Link | INVESCO Private Capital | New York | New York | NPS Pharmaceuticals | | | Biotechnology Communications Electronics Software Medical Devices Research Security |
| Link | Investor Growth Capital | Stockholm | | Mainstream Data, Inc | | | Biotechnology Communications Electronics Hardware Healthcare Services Software Advanced Materials Medical Devices |
| Link | J&W Seligman & Company | New York | New York | Lineo, Inc. | 1 | $11,000,000 | Communications Information Services Electronics Healthcare Services |
| Link | JK&B Capital | Chicago | Illinois | EmWare | 1 | $8,800,000 | Communications Content & Media Information Services Electronics Hardware Software Security |
 | Kleiner Perkins Caufield Byers | Menlo Park | | Oakley Networks, Inc | 1 | $7,670,000 | Biotechnology Communications Information Services Hardware Software Energy Medical Devices |
| Link | Labrador Ventures | Palo Alto | California | Sonic Innovations | 1 | | Communications Content & Media Information Services Electronics Healthcare Services Software Advanced Materials |
| Link | Lehman Brothers Venture Partners | | | Linux Networx | 1 | $1,650,000 | Communications Information Services Electronics Services Storage Medical Devices |
 | Lightspeed Ventures | Menlo Park | | Identity Engines | 1 | | Communications Information Services Electronics Software Storage Security |
 | Mayfield Fund | Menlo Park | | Cemaphore Systems, Inc | 1 | | Communications Content & Media Information Services Hardware Software Storage Medical Devices |
| Link | Mobius Venture Capital | Superior | Colorado | | 1 | $5,390,000 | Communications Content & Media Information Services Electronics Software Services |
| Link | Morgenthaler Ventures | Menlo Park | California | Sonic Innovations | 1 | $150,000 | Biotechnology Communications Electronics Software Services Medical Devices |
| Link | Motorola Ventures | Schaumburg | Illinois | EmWare, Lineo, Inc., Viewpoint Datalabs International Inc. | 1 | $4,800,000 | Communications Content & Media Information Services Electronics Software Energy |
| Link | New Enterprises Associates | Menlo Park | | Echopass, Fusion-io | 1 | | Biotechnology Communications Content & Media Electronics Software Storage |
| Link | North Bridge Venture Partners | Waltham | Massachusetts | CanyonBridge Inc. | 2 | $6,600,000 | Communications Content & Media Information Services Electronics Software Security |
| Link | Odyssey Venture Partners | Newport Beach | | FatPipe Networks | 1 | $750,000 | Communications Energy |
| Link | Partech International | San Francisco | California | Ingenix, Inc. | | | Communications Content & Media Information Services Hardware Software Advanced Materials Research |
| Link | Pequot Ventures | New York | | Facet Solutions | 1 | $3,180,000 | Biotechnology Communications Information Services Electronics Software Storage Medical Devices |
| Link | Rock Creek Partners | Jacksonville | | iLumin, P5 e.Health Services | 2 | | Communications Medical Devices |
| Link | RRE Ventures | New York | | Icrossing | 1 | | Communications Information Services Electronics Software Services Storage |
| Link | Saints | San Francisco | California | Mainstream Data, Inc, Sandlot Corporation (formerly ZZ Soft) | | | Communications Information Services Electronics Software Medical Devices Research |
| Link | Sandler Capital Management | New York | New York | | 1 | $6,010,000 | Communications Information Services Electronics Software |
| Link | Sequoia Capital | Menlo Park | California | Ingenix, Inc. | | | Communications Content & Media Information Services Electronics Software Storage Security |
| Link | Siemens Venture Capital GmbH (AKA: SVC) | Munich | | EmWare | 1 | $4,800,000 | Communications Electronics Healthcare Services Software Advanced Materials Energy |
| Link | Smart Technology Ventures | Los Angeles | California | Inari, Spontaneous Technology | 2 | $15,650,000 | Communications Electronics Software Storage Energy |
| Link | Summit Partners | Boston | Massachusetts | | | | Communications Information Services Healthcare Services Software Services Scientific Equipment |
| Link | SunAmerica Ventures | Los Angeles | California | Spontaneous Technology | 1 | $4,500,000 | Biotechnology Communications Information Services Hardware Software |
| Link | Tho |