 | 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 | 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 | AllianceBernstein | New York | New York | OnePipeline | | | Biotechnology Information Services Electronics Software |
 | American River Ventures | Roseville | | | 1 | $2,280,000 | Communications Electronics Software Advanced Materials Research |
| Link | Amerindo Investment Advisors | | | Campus Pipeline, The Generations Network | | | Information Services Electronics Storage |
 | Amerivon Holdings | Incline Village | | Sequoia Media Group | 1 | | Electronics Software |
| 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 | APV Technology Partners | Palo Alto | | IBAHN | 4 | $31,390,000 | Electronics |
 | BatteryVentures Limited Partnership | San Meteo | | | | | Communications Content & Media Electronics Software Services Energy |
 | Benchmark Capital Management Co, LLC | Menlo Park | | Arteis, Inc, Logoworks, Inc, Move Networks | 2 | $19,370,000 | Content & Media Information Services Electronics Software Services Security |
| 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 |
 | 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 | Cipio Partners | Munich | California | EmWare | 1 | $4,800,000 | Electronics Security |
| Link | CMEA Ventures | San Francisco | California | | | | Biotechnology Electronics Software Advanced Materials Energy Medical Devices |
| 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 |
 | Dominion Ventures | Walnut Creek | | AdvancedMD, FONIX Corporation, PerfectPractice.MD | 4 | $15,510,000 | Communications Information Services Electronics Software |
 | Draper Fisher Jurvetson | Menlo Park | | LignUp, Zars, Inc | 3 | $10,120,000 | Content & Media Information Services Electronics Software Advanced Materials Energy |
 | Duff Ackerman & Goodrich | Palo Alto | | Oakley Networks, Inc | 1 | $2,000,000 | Content & Media Electronics Software Medical Devices Security |
| Link | DynaFund Ventures LLC | Torrance | California | | 1 | $2,500,000 | Communications Electronics Software Storage Advanced Materials |
| Link | Edgewater Private Equity | Chicago | Illinois | PowerQuest Corp. | | | Information Services Electronics Software |
| Link | Elron Electronic Industries | Tel Aviv | | NetVision, Inc | | | Electronics Software Medical Devices Security |
 | EPIC Ventures | Salt Lake City | | Berkeley Data Systems, Inc., Bungee Labs, Canyon Bridge, Inc., Cerberian Inc., Cogito, Inc, DriveSafety Inc., EmerGen, FatPipe Networks, First Choice Solutions, Forum Systems... | 30 | $51,260,000 | Biotechnology Information Services Electronics Healthcare Services Software Services Medical Devices |
| Link | Fidelity Ventures | Boston | | Oakley Networks, Inc | 1 | $7,670,000 | Biotechnology Communications Information Services Electronics Software Services Storage |
 | Flywheel Ventures | Santa Fe | | Lingotek | 2 | $4,190,000 | Information Services Electronics Software Advanced Materials |
 | Foundation Capital | Menlo Park | | CONTROL4, Venafi, Inc | 2 | $36,000,000 | Communications Information Services Electronics Software Services Storage |
| Link | Frazier Healthcare Ventures | Palo Alto | | CONTROL4 | 2 | $15,120,000 | Biotechnology Electronics Healthcare Services Medical Devices Research |
| Link | General Motors Investment Management Co. | New York | New Mexico | Campus Pipeline | 1 | $4,510,000 | Information Services Electronics Software Energy |
| 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 |
 | Grow Utah Ventures | Kaysville | | Elemental Business, Revinetix, TecServ, Inc. | 1 | | Information Services Electronics Software |
 | 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 |
 | Horizon Ventures | Los Altos | | Identity Engines | 1 | | Electronics Software Storage Security |
 | In-Q-Tel | Arlington | | Attensity Corporation, Lingotek | 1 | | Communications Electronics Software Advanced Materials Medical Devices Security |
 | InnoVentures Capital Partners (FKA UTFC) | Salt Lake City | | CG4 Solutions, Cogito, Inc, Corda Technologies, Inc, FatPipe Networks, First Choice Solutions, Ingeo Systems, Inc., Metro Ready Mix, LLC, Metro Waste, Property Solutions International, SilentWhistle, Inc.... | 66 | $25,855,200 | Electronics Software Services |
| Link | Insight Venture Partners | New York | | Ikano Communications, Inc | 1 | $27,750,000 | Communications Content & Media Information Services Electronics Software Storage 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 |
| Link | JMI Equity | San Diego | California | | | | Content & Media Information Services Electronics Software Services Research Security |
| 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 |
| Link | Medtronic Sofamor Danek | | | Axial Biotech, Inc. | 1 | $1,270,000 | Biotechnology Electronics Healthcare Services |
| Link | Mercato Partners | Salt Lake City | | Cymphonix, MediConnect Global, SkullCandy | 3 | $11,000,000 | Information Services Electronics Software Internet |
| Link | Meritech Capital Partners | Palo Alto | California | Campus Pipeline | 1 | $4,510,000 | Information Services Electronics Software Storage Medical Devices Security |
| Link | Mobius Venture Capital | Superior | Colorado | | 1 | $5,390,000 | Communications Content & Media Information Services Electronics Software Services |
| Link | Mohr Davidow Ventures | Menlo Park | California | | | | Biotechnology Information Services Electronics Software Services Energy |
| 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 | Newbury Ventures | Redwood Shores | California | | 1 | $9,550,000 | Electronics Software Research |
| Link | North Bridge Venture Partners | Waltham | Massachusetts | CanyonBridge Inc. | 2 | $6,600,000 | Communications Content & Media Information Services Electronics Software Security |
| Link | Nth Power | San Francisco | California | Inari | 1 | $2,400,000 | Information Services Electronics Services Advanced Materials Energy |
| Link | OpenView Venture Partners | Boston | Massachusetts | Attask, Inc | 1 | $7,000,000 | Content & Media Electronics Software |
| Link | Origin Partners | Boston | | Venafi, Inc | 1 | $2,470,000 | Electronics Software Security |
| Link | Oxford BioScience Partners | Boston | | Coherex Medical, EmerGen | 3 | $11,700,000 | Biotechnology Electronics Energy Medical Devices |
|
|