AccentCareAccentCare
Acquired by Oak Hill Capital Partners

Home care services to the elderly

AccessLan CommunicationsAccessLan Communications
Acquired by Advanced Fibre Communications

Packet-based integrated voice and data DSL services

Altiga NetworksAltiga Networks
Acquired by Cisco Systems

Broadband virtual private network solutions

Amp ResourcesAmp Resources
Acquired by Enel

Emerging renewable energy

AppexAppex
Acquired by Electronic Data Systems

Cellular telephone information services

Ask JeevesAsk Jeeves
Nasdaq: ASKJ

Internet-based question and answer network

Aspect Medical SystemsAspect Medical Systems
Nasdaq: ASPM

Anesthesia measurement devices

Atria SoftwareAtria Software
Acquired by Rational Corporation

Configuration management software

AVEO OncologyAVEO Oncology
Formerly GenPath

Discovery and development of innovative cancer therapeutics

AviateAviate
Acquired by Yahoo

An intelligent homescreen for your smartphone

Avid TechnologyAvid Technology
Nasdaq: AVID

Video editing systems

Be FreeBe Free
Nasdaq: BFRE

Performance-based online marketing

Boston Communications GroupBoston Communications Group
Nasdaq: BCGI

Cellular telephone services

BullhornBullhorn
Acquired by Vista Equity Partners

Recruiting technology

BÂRRX Medical
Acquired by Covidien

Medical device solutions for Barrett's esophagus

CaseroCasero
Acquired by Radialpoint

Broadband value-added services

CCTV WirelessCCTV Wireless
Acquired by TerreStar Corporation

Owner of wireless spectrum in the 1.4 GHz band

CheckFreeCheckFree
Nasdaq: CKFR

Electronic bill paying services

ChemConnectChemConnect
Acquired by IntercontinentalExchange
CHiL SemiconductorCHiL Semiconductor
Acquired by International Rectifier

Developing innovative mixed-signal products using digital power techniques

ClarusClarus
Nasdaq: CLRS

Software testing tools

Conor MedsystemsConor Medsystems
Acquired by Johnson & Johnson

Second generation drug-eluting stents

Continental CablevisionContinental Cablevision
Acquired by US WEST Media Group, Inc.

Cable television systems

CoremetricsCoremetrics
Acquired by IBM

Digital marketing optimization

Course TechnologyCourse Technology
Acquired by Thomson Publishing
CovergenceCovergence
Acquired by Acme Packet

Security solutions to manage real-time enterprise communications

Critical Care America
Merged with Medical Care America, Inc.

Home infusion therapies

DesktoneDesktone
Acquired by VMWare

Enabling virtual desktop hosting platform

Digital MarketDigital Market
Acquired by Agile Software Corporation

Internet sourcing and procurement

EdifyEdify
Nasdaq: EDFY

Automated information exchange tools

Eleven TechnologyEleven Technology
Acquired by Trimble

GPS technologies and advanced positioning solutions

Envoy NetworksEnvoy Networks
Acquired by Texas Instruments Incorporated
EpylonEpylon
Acquired by Accenture

eBusiness solutions for public institutions

eToys.comeToys.com
Nasdaq: ETYS

Internet retailer of children's products

Exact SciencesExact Sciences
Nasdaq: EXAS

Genomics-based technologies

FastclickFastclick
Acquired by ValueClick

Online advertising and services

Gamesville.comGamesville.com
Acquired by Lycos

Internet leisure and entertainment destination

GenVecGenVec
Nasdaq: GNVC

Novel gene therapy products

GigamonGigamon
Not Traded:

Intelligent data access networking

GoingGoing
Acquired by AOL

Online social resource

GotuitGotuit
Acquired by Digitalsmiths Corp

Digital media platform company delivering metadata-driven video products

Helicos BioSciencesHelicos BioSciences
Nasdaq: HLCS

High-throughput DNA sequencing instruments

HighGround SystemsHighGround Systems
Acquired by Sun Microsystems

Storage resource management software

Hyperion TherapeuticsHyperion Therapeutics
Nasdaq: HPTX

Specialty biopharmaceuticals

ImpermiumImpermium
Acquired by Google

Protection against social web spam

Kodeos CommunicationsKodeos Communications
Acquired by Finisar Corporation

Systems and equipment for fiber optic communications networks

LivePersonLivePerson
Nasdaq: LPSN

Real-time customer service and support

LycosLycos
Acquired by Terra Networks, S.A.

Global Internet network

M7M7
Acquired by BEA Systems

Software tools to build and manage web applications

Mainspring CommunicationsMainspring Communications
NYSE: IBM

eStrategy consulting services

MapQuestMapQuest
Acquired by America Online, Inc.

Advanced mapping solutions

Mariner Health GroupMariner Health Group
NYSE: MPN

Transitional care facilities

MedscapeMedscape
Merged with MedicaLogic, Inc. to form MedicaLogic/Medscape, Inc.

Medical healthcare website

MitotixMitotix
Acquired by GPC Biotech

Drugs to treat cancer and diseases

N2 BroadbandN2 Broadband
Acquired by Tandberg Television

Infrastructure equipment and software for video on-demand

Nations HealthcareNations Healthcare
Acquired by Home Medical of America

Home care services

Navic NetworksNavic Networks
Acquired by Microsoft

Products and services for digital cable networks

NetScheme SolutionsNetScheme Solutions
Acquired by Actuate Software Corporation

Enterprise reporting applications

New Oak CommunicationsNew Oak Communications
Acquired by Bay Networks, now Nortel Networks

Internet-based remote access technology

New York Times DigitalNew York Times Digital
Acquired by New York Times

Online editorial content

NewCity Communications
Acquired by Cox Communications
NextCardNextCard
Nasdaq: NXCD

Online credit card provider

NuGenesis TechnologiesNuGenesis Technologies
Acquired by Waters Corporation

Information management solutions for the laboratory

Ocarina NetworksOcarina Networks
Acquired by Dell

High-performance storage and network subsystems

Ocular NetworksOcular Networks
Acquired by Tellabs, Inc.

Optical access solutions

Odyssey HospiceOdyssey Hospice
Nasdaq: ODSY

Hospice care provider

Ontogeny, Inc.Ontogeny, Inc.
Merged with Creative BioMolecules, Inc. and Reprogenesis, Inc. to form Curis, Inc.

Developmental biology

OptasiteOptasite
Acquired by SBA Communications

Owner, operator and developer of wireless communications tower sites

Origin MedSystemsOrigin MedSystems
Acquired by Eli Lilly and Company

Innovative surgical devices

P.A. SemiP.A. Semi
Acquired by Apple

Power efficient platform processors

Performix TechnologiesPerformix Technologies
Acquired by Nice Systems

Call center software for performance measurement

PerSeptive BiosystemsPerSeptive Biosystems
Acquired by The Perkin-Elmer Corporation

Biopharmaceutical products

Pervasis TherapeuticsPervasis Therapeutics
Acquired by Shire

Treatment of cardiovascular diseases

PicochipPicochip
Acquired by Mindspeed Technologies

Semiconductor wireless infrastructure

PRAECIS PHARMACEUTICALSPRAECIS PHARMACEUTICALS
Nasdaq: PRCS

Drug screening processes

PureSpeechPureSpeech
Acquired by Voice Control Systems

Speech recognition software

Qihoo 360Qihoo 360
NYSE: QIHU

Third-largest Internet company in China

Quattro WirelessQuattro Wireless
Acquired by Apple

Diverse ad placement across the mobile ecosystem

Quigo TechnologiesQuigo Technologies
Acquired by AOL

Online contextual advertising and search engine marketing solutions

Quote.comQuote.com
Acquired by Lycos

Online financial information

Raindance CommunicationsRaindance Communications
Formerly Evoke Communications and VStream Incorporated

Phone and web communications services

RelicoreRelicore
Acquired by Symantec

Software to manage enterprise application infrastructure

RentJuice
Acquired by Zillow

Online rental relationship management software

RoweComRoweCom
Nasdaq: ROWE

Internet-based subscription management service

SCH TechnologiesSCH Technologies
Acquired by Legato Systems

Storage management software

Somatix TherapySomatix Therapy
Nasdaq: SOMA

Gene transfer technology

SQASQA
Acquired by Rational Corporation

Software testing tools

Staples.comStaples.com
Nasdaq: SPLS

Online supplier of office supplies

Starent NetworksStarent Networks
Acquired by Cisco

Equipment for multimedia wireless communications

StreamBaseStreamBase
Acquired by TIBCO Software

Processing technology for streaming real-time data

StyleFeederStyleFeeder
Acquired by Time Inc.

Online social shopping site

SybaseSybase
Nasdaq: SYBS

Relational database management software

Talaria
Acquired by Google
Tatara SystemsTatara Systems
Acquired by Taqua

Mobile services convergence platform

TelicaTelica
Acquired by Lucent Technologies

Next generation switching and transmission equipment

Tessera Enterprise SystemsTessera Enterprise Systems
Acquired by iXL Enterprises, Inc.

Software and services for information-based marketing

The MESA GroupThe MESA Group
Acquired by Microsoft

Software tools and services

TheraphysicsTheraphysics
Acquired by MATRIX Rehabilitation

Managed care physical therapy

Total Renal ResearchTotal Renal Research
Not Traded: RCGI

Kidney dialysis treatment centers

TurbineTurbine
Acquired by Warner Bros.

Multiplayer online subscription video games

UroMedUroMed
Nasdaq: URMD

Medical products for urological disorders

US LabsUS Labs
Acquired by LabCorp

Anatomic pathology laboratory

Vertica SystemsVertica Systems
Acquired by HP

Database engine technology

Violin MemoryViolin Memory
Not Traded:

Scalable flash Memory Array

Virtual ComputerVirtual Computer
Acquired by Citrix

Advanced virtualization technology

VistaPrintVistaPrint
Nasdaq: VPRT

Global internet-based printing service

WebLine CommunicationsWebLine Communications
Acquired by Cisco Systems

Web-enabled call-center solutions

Wit Capital GroupWit Capital Group
Nasdaq: WITC

Internet investment banking

WordWaveWordWave
Acquired by Merrill Corporation

Court reporting and broadcast captioning services

World Wide TechnologyWorld Wide Technology
Merged with telcobuy.com

Electronic procurement and logistics