Greylock Partners - Portfolio

Cleantech


Consumer and Services
Financial Healthcare Internet Mobile Retail Systems Integration


Enterprise Infrastructure
Compute / Data Center Management Networking Security Storage


Enterprise Software
Applications SaaS


Semiconductor
EDA Networking Wireless


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Authentica

Digital rights management

Status: Acquired by EMC in 2006
Funded: 1998 Bill Kaiser

Camero

Real-time 3D 'through-wall vision'

Status: Private
Funded: 2007 Erez Ofer

CipherTrust

Enterprise email security

Status: Acquired by Secure Computing in 2006
Funded: 2004 Asheem Chandna

Cybertrust

Security assurance services

Status: Acquired by Verizon Business in 2007
Funded: 1997 Bill Kaiser

Decru

Security appliances for NAS and SAN storage

Status: Acquired by Network Appliance in 2005
Funded: 2001 David Strohm

Gradient Technologies

Communications and security software

Status: Acquired by Entegrity Solutions in 2000
Funded: 1994 Henry McCance

Imperva

Data security for the data center

Status: Private
Funded: 2006 Asheem Chandna

Internet Security Systems

Adaptive security management systems

Status: IPO 1998, Acquired by IBM (NYSE: IBM) in 2006
Funded: 1996 David Strohm

iPolicy Networks

Multi-gigabit security systems

Status: Private
Funded: 1998

Ipsilon Networks

IP switching equipment

Status: Acquired by Nokia in 1997
Funded: 1996 Roger Evans

Lumigent

Enterprise data auditing solutions

Status: Private
Funded: 2003 Bill Kaiser

Mazu Networks

Network infrastructure

Status: Acquired by Riverbed in 2009
Funded: 2000 Tom Bogan

NTRU Cryptosystems

Communications and content security based on advanced cryptography

Status: Private
Funded: 2000 Bill Kaiser

OpenDNS

Internet infrastructure security and services

Status: Private
Funded: 2009 David Strohm

Ounce Labs

Software solutions that identify, manage and address application security vulnerabilities

Status: Private
Funded: 2003 Tom Bogan

Palo Alto Networks

Next generation firewall

Status: Private
Funded: 2006 Asheem Chandna

Perfigo

Network access control

Status: Acquired by Cisco in 2004
Funded: 2002 Aneel Bhusri , Roger Evans ,

PortAuthority Technologies

Information leak prevention

Status: Acquired by Websense in 2007
Funded: 2005 Asheem Chandna

Raptor Systems

Internet security software

Status: IPO 1996, Acquired by Axent in 1998
Funded: 1994 Bill Kaiser

Reveal Imaging

Next-generation in line explosives detection systems

Status: Private
Funded: 2003 Bill Helman

Securent

Entitlement management

Status: Acquired by Cisco in 2007
Funded: 2006 Asheem Chandna

Simply Continuous

Business continuity and disaster recovery

Status: Acquired by NetEnrich in 2010
Funded: 2006 Aneel Bhusri , Tom Bogan ,

Xedia

Broadband acceess and VPN equipment

Status: Acquired by Lucent in 1999
Funded: 1997 Roger Evans