We serve a variety of firms around the world and are honored to number the following companies among our clients. Please note that some of the organizations listed below were clients of Osterman Research prior to their acquisition, but are still listed for the sake of completeness.

A

1105 Media
123 Together
Abaca
Acaveo
Accellion
AccessData
Actiance
Adomo
ADP
Advanced Logic
AeroFS
Agari
Akaibu
Akonix Systems
Alcatel USA
Alcoa
Alt-N Technologies/MDaemon
America Online
AmeriVault Corporation
Amika Mobile
Amtel
AppRiver
Appsonic
Apptix ASA
Archive360
ArcMail
Arkadin
Arkivum
Armor5
Arvato Systems GmbH
Astaro AG
AT&T
Atlantic Broadband
Attachmate
AttachSTOR
Avaya
Avinti
AXS-One
Axway
Azaleos Corporation

B

Backblaze
Bain & Company
BakBone Software
Banter Systems
Barracuda Networks
Bay Dynamics
BE&K Engineering Company
Binary Tree
Biscom
Bishop Technologies
BitTitan
BizCom Web Services
BlackBerry
BlackSpider Technologies Ltd.
Blue Coat Systems
bluesource
BOCES Southern Westchester
Boeing Company
BorderWare Technologies
Box
Brightmail
BT Syntegra

C

C2C Systems Limited
Canadian Imperial Bank of Commerce
Captaris
Cemaphore Systems
Centrify
Certeon
CertifiedMail/DataMotion
CertiVox
Cidel Bank & Trust
Citrix Systems
CipherCloud
City of Seattle
ClearStory Systems
Cleartext
Clearwell Systems
Cleo
Cloudmark
CloudVelocity
CMS Watch
Cobweb Solutions
Code Green Networks
Cofense
Colligo Networks
Cololocation Networks
Commtouch Software Ltd.
Commvault
Concentric
Concept G LLC
Confident Technologies
ConnectSolutions
Connected Corporation
Converge
Convergence Limited
Cordant
Cox Communications
Crosslink Capital
CTERA
CYA Technologies
Cyren
Cyphort

D

Dark Reading
Dannon
Dartmouth College
Datto
DB Networks
Dell/Dell EMC
Dexrex
DigiPortal Software
dinCloud
Diversinet Corporation
DomainTools
Dorado Software
Dropmysite
Dropsuite
Druva

E

E-Hawk
Echoworx
Edgewave
Educom TS
Electric Cloud
Electric Mail
Email2
encryptX Corporation
Endeavors Technology
eNow
Ensim
Entrepid
Entrust
Erado
Estorian
Everest Software
Everyone.net
Exterro

F

FalconStor Software
Faronics
Firetrust Limited
First Citizens Bank
Fliptop
Forcepoint
Fortinet
Fortiva, Inc.
FrontBridge Technologies

G

Gaggle.net
General Motors Corporation
Genesys Telecommunications
GFI
Ghostery
Gimmal
Global Relay
Globanet
Good Technology
Goodmail Systems
Google
Government of Prince Edward Island
Griffith University
GROUP Technologies AG
GSX
Guidance Software
GWAVA

H

Habeas
HDR
HPE
Hitachi Data Systems
HP Autonomy
HubSpan
HyperOffice

I

IBM Corporation
IceWarp
IFE Ltd.
Illumin Software Services
IMlogic
IMR, Inc.
Infocrossing
Instant Infosystems
Intechra
Intel Security
IntelliReach Corporation
Intermedia
Internet Commerce Australia
Intradyn
IPFolio
Ipswitch/Progress
Iron Mountain
(ISC)2
IXOS Software

J

J2 Global
J.S. Redpath Limited
Jabber, Inc.
janusNET
Jatheon Technologies
Johnson Financial Group
Juniper Networks

K

Kanbay Incorporated
Kaspersky
Keepit A/S
Kerio Technologies
KnowBe4
Knowledge Vault
Kroll Ontrack, Inc.
KVS, Inc.

L

Legato Systems
Life Care Centers of America
The Linux Box
LiveOffice
Logicworks
Lucid8

M

M86 Security
MailChannels
Mailtrust
Malwarebytes
Maxtor Corporation
McAfee
McDermott Will & Emery LLP
McGill University
MedStar Health
Mendocino Software
MessageGate
MessageLabs
MessageRite
MessageSolution
Messaging Architects/Netmail/NetGovern
Metalogix
Micro Focus
Microsoft Corporation
Mimecast
Mimosa Systems
mindSHIFT Technologies
Mirapoint
Mitek
MobileGuard
MynextMail
MX Force
MX Logic
MX Tools

N

3n
NemX
Neo@Ogilvy
NetApp
Neurlogic
Neuxpower Solutions
Neverfail, Inc.
New Venture Partners
Nexor Limited
Nokia Corporation
Notify
Northseas AMT
Novell
NTT America

O

OCSD
Octree Limited
Ogilvy Renault
OpenText
Openfind Information Technology
Orchestria Corporation
OwnCloud

P

Palo Alto Exchange
Patron Systems
Permessa/DYS Analytics
Pernod Ricard
PGP Corporation
Pictet & Cie
PistolStar
Placer County Office of Education
Plasmon
Pleasetech
PointCross
Postini
PostPath
Predictive Consulting Group
Presensoft
Proofpoint
PURVIS Systems

Q

QUADROTech
Quest Software

R

Rackspace
Radiance Networks
Radiant Logic
Rand Secure Data
Recommind
Reconnex
Red Earth Software
Red Hat
Redmond Media
Reed/LexisNexis
Reflexion
Renew Data Corporation
Reuters
Robinson Memorial Hospital
RPost
The Rockefeller Foundation
Rockliffe Systems

S

Safend
SAIC
Scalix Corporation
ScanSafe
Seagate
SECCAS
Secure Computing/CipherTrust
Secure Data in Motion
SecureKey
Securit
Security Financial Life
SearchExchange.com
Sendio
Sendmail
Sherpa Software Group
SilverDane
Simply Mail Solutions
SiteScape
Skybox Security
Smarsh
Socialtext
Sonasoft
Sonian
SonicWall
Sophos
Spamhaus
spamMATTERS
SpamTitan
Spikes Security
Spoken Translation
Sprint
State of Maine
StorageTek
StorageMadeEasy
StrongMail Systems
Sun Microsystems
Sunbelt Software USA
SunBard Data Systems
SurfControl plc
SydneyPLUS International
Symantec Corporation
Synetek

T

T-Systems Schweiz AG
TechTarget
Techhgenix
Telehouse Europe
Telvim
Teneros
TeraCloud Corporation
ThinkHR
Thomson Reuters
ThreatTrack Security
Thru
Titus
Topia Technology
Transend Corporation
TransVault
Trend Micro
TrustSphere
Trustwave
Tumbleweed Communications

U

Unify Corporation
Unify Square
Unison Technologies
United Messaging
Unlimit-Tech
USA.NET
USinternetworking

V

Validian Corporation
VASCO Data Security Intl.
Vector ESP
Viewpointe
VERITAS Software Corporation
Vircom, Inc.
VMware
Vodafone K.K.
Voltage Security

W

WatchGuard Technologies
Waterford Technologies
Watson Wyatt Worldwide
Webex Communications
Webroot Software
Websense
Wingra Technologies
Wombat Security
Workshare

X

XO Communications

Y

Yahoo!
Yubico

Z

ZANTAZ
Zenprise
ZEROSPAM
Zimbra
Zix Corporation
ZL Technologies
Zovy
Zscaler