| Current Investments |
|---|
 | 2tor
New York, New York
Online education platform
|
 | Avidyne
Lincoln, Massachusetts
Integrated flight deck systems for general aviation aircraft
|
 | Bit9
Waltham, Massachusetts
Enterprise infrastructure software
|
 | BlueTarp Financial
Charlotte, North Carolina
Trade credit services for the building materials industry
|
 | Bullhorn
Boston, Massachusetts
Recruiting technology
|
 | Calxeda
Austin, Texas
Data center performance
|
 | CENX
Evanston, Illinois
Carrier Ethernet neutral exchange provider
|
 | Desktone
Chelmsford, Massachusetts
Enabling virtual desktop hosting platform
|
 | ExaGrid Systems
Westboro, Massachusetts
Leading provider of intelligent disk-based data protection
|
 | Gigamon
Milpitas, California
Intelligent data access networking
|
 | Heartland Robotics
Cambridge, Massachusetts
New generation of intelligent robots
|
 | iddiction
Palo Alto, California
Better way to find the right app
|
 | Impermium
Palo Alto, California
Protection against social web spam
|
 | Imprivata
Lexington, Massachusetts
Enterprise identity management systems
|
 | InXpo
Chicago, Illinois
Privately-branded virtual events
|
 | MokaFive
Redwood City, California
Virtual computing
|
 | Movik Networks
Westford, Massachusetts
Infrastructure solutions to improve mobile user experience
|
 | Nebula
Palo Alto, California
Flexible, massively scalable cloud computing infrastructure
|
 | NetentSec
Beijing, China
Internet security provider
|
 | PerkStreet Financial
Boston, Massachusetts
Innovative financial services
|
 | QD Vision
Lexington, Massachusetts
Next generation display and lighting solutions
|
 | Radialpoint
Montreal, QC, Provider of ISP-delivered, managed IT services and support for the digital home
|
 | RentJuice
San Francisco, California
Online rental relationship management software
|
 | RethinkDB
Mountain View, California
Storage technology
|
 | SCVNGR
Cambridge, Massachusetts
Mobile device scavenger hunts
|
 | SessionM
Cambridge, Massachusetts
Mobile app firm
|
 | StreamBase Systems
Lexington, Massachusetts
Processing technology for streaming real-time data
|
 | TriStar Investors
Pittsburgh, Pennsylvania
Strategic wireless assets
|
 | Virtual Computer
Westford, Massachusetts
Advanced virtualization technology
|
 | VIVA
Beijing, China
Beijing-based mobile media operator
|
 | VMTurbo
Valhalla, New York
Virtual infrastructure solutions
|
 | Zoove
Palo Alto, California
Exclusive registry of vanity StarStar Numbers
|
Previous Investments |
|---|
 | AccessLan Communications
San Jose, California
Packet-based integrated voice and data DSL services
(Acquired by Advanced Fibre Communications)
|
 | Altiga Networks
Franklin, Massachusetts
Broadband virtual private network solutions
(Acquired by Cisco Systems)
|
 | Amp Resources
Draper, Utah
Emerging renewable energy
(Acquired by Enel)
|
 | Appex
Waltham, Massachusetts
Cellular telephone information services
(Acquired by Electronic Data Systems)
|
 | Atria Software
Natick, Massachusetts
Configuration management software
(Acquired by Rational Corporation)
|
 | Avid Technology
Tewksbury, Massachusetts
Video editing systems
(Nasdaq: AVID)
|
 | Boston Communications Group
Woburn, Massachusetts
Cellular telephone services
(Nasdaq: BCGI)
|
 | Casero
Toronto, Ontario
Broadband value-added services
(Acquired by Radialpoint)
|
 | CCTV Wireless
Alexandria, Virginia
Owner of wireless spectrum in the 1.4 GHz band
(Acquired by TerreStar Corporation)
|
 | CheckFree
Norcross, Georgia
Electronic bill paying services
(Nasdaq: CKFR)
|
 | CHiL Semiconductor
Tewksbury, Massachusetts
Developing innovative mixed-signal products using digital power techniques
(Acquired by International Rectifier)
|
 | Chrysalis Symbolic Design
Billerica, Massachusetts
Design automation tools
|
 | Continental Cablevision
Boston, Massachusetts
Cable television systems
(Acquired by US WEST Media Group, Inc.)
|
 | Course Technology
Cambridge, Massachusetts
(Acquired by Thomson Publishing)
|
 | Covergence
Maynard, Massachusetts
Security solutions to manage real-time enterprise communications
(Acquired by Acme Packet)
|
 | Edify
Santa Clara, California
Automated information exchange tools
(Nasdaq: EDFY)
|
 | Envoy Networks
Burlington, Massachusetts
(Acquired by Texas Instruments Incorporated)
|
 | Gotuit
Woburn, Massachusetts
Digital media platform company delivering metadata-driven video products
(Acquired by Digitalsmiths Corp)
|
 | HighGround Systems
Marlborough, Massachusetts
Storage resource management software
(Acquired by Sun Microsystems)
|
 | Kodeos Communications
South Plainfield, New Jersey
Systems and equipment for fiber optic communications networks
(Acquired by Finisar Corporation)
|
 | Mainspring Communications
Cambridge, Massachusetts
eStrategy consulting services
(NYSE: IBM)
|
 | N2 Broadband
Duluth, Georgia
Infrastructure equipment and software for video on-demand
(Acquired by Tandberg Television)
|
 | Navic Networks
Waltham, Massachusetts
Products and services for digital cable networks
(Acquired by Microsoft)
|
 | NetScheme Solutions
Marlborough, Massachusetts
Enterprise reporting applications
(Acquired by Actuate Software Corporation)
|
 | New Oak Communications
Acton, Massachusetts
Internet-based remote access technology
(Acquired by Bay Networks, now Nortel Networks)
|
| NewCity Communications
Bridgeport, Connecticut
(Acquired by Cox Communications)
|
 | Ocarina Networks
San Jose, California
High-performance storage and network subsystems
(Acquired by Dell)
|
 | Ocular Networks
Reston, Virginia
Optical access solutions
(Acquired by Tellabs, Inc.)
|
 | Optasite
Westborough, Massachusetts
Owner, operator and developer of wireless communications tower sites
(Acquired by SBA Communications)
|
 | P.A. Semi
Santa Clara, California
Power efficient platform processors
(Acquired by Apple)
|
 | Performix Technologies
Burlington, Massachusetts
Call center software for performance measurement
(Acquired by Nice Systems)
|
 | Picochip
Bath, Select...
Semiconductor wireless infrastructure
(Acquired by Mindspeed Technologies)
|
 | PureSpeech
Cambridge, Massachusetts
Speech recognition software
(Acquired by Voice Control Systems)
|
 | Quattro Wireless
Waltham, Massachusetts
Diverse ad placement across the mobile ecosystem
(Acquired by Apple)
|
 | Radiospire Networks
Concord, Massachusetts
Cable free HDTV solutions
|
 | Raindance Communications
Louisville, Colorado
Phone and web communications services
(Formerly Evoke Communications and VStream Incorporated)
|
 | Relicore
Burlington, Massachusetts
Software to manage enterprise application infrastructure
(Acquired by Symantec)
|
 | SCH Technologies
Cincinnati, Ohio
Storage management software
(Acquired by Legato Systems)
|
 | SQA
Lexington, Massachusetts
Software testing tools
(Acquired by Rational Corporation)
|
 | Starent Networks
Tewksbury, Massachusetts
Equipment for multimedia wireless communications
(Acquired by Cisco)
|
 | Sybase
Emeryville, California
Relational database management software
(Nasdaq: SYBS)
|
 | Tatara Systems
Acton, Massachusetts
Mobile services convergence platform
(Acquired by Taqua)
|
 | Telica
Marlborough, Massachusetts
Next generation switching and transmission equipment
(Acquired by Lucent Technologies)
|
 | Tessera Enterprise Systems
Wakefield, Massachusetts
Software and services for information-based marketing
(Acquired by iXL Enterprises, Inc.)
|
 | The MESA Group
Newton, Massachusetts
Software tools and services
(Acquired by Microsoft)
|
 | Vertica Systems
Billerica, Massachusetts
Database engine technology
(Acquired by HP)
|
 | WebLine Communications
Burlington, Massachusetts
Web-enabled call-center solutions
(Acquired by Cisco Systems)
|
 | World Wide Technology
St. Louis, Missouri
Electronic procurement and logistics
(Merged with telcobuy.com)
|
Peter Bell
Sam Brooks
Sean Dalton
Laurence Garrett
Paul Maeder
Jason Min
Corey Mulloy
Dan Rosen
Alex Taussig
Chuan Thor
Kuantai Yeh