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.



1105 Media

Habeas Rackspace
123 Together HDR Radiance Networks
Abaca HPE Radiant Logic

Hitachi Data Systems

Rand Secure Data
Accellion HP Autonomy Recommind
AccessData HubSpan Reconnex
Actiance HubStor Red Earth Software
Adomo HyperOffice Red Hat
ADP   Redmond Media
Advanced Logic I Reed / LexisNexis
AeroFS IBM Corporation Reflexion
Agari IceWarp Renew Data Corporation
Akaibu IFE Ltd. Reuters
Akonix System iLumin Software Services Robinson Memorial Hospital
Alcatel USA Imanami RPost
Alcoa Imation The Rockefeller Foundation
Alt-N Technologies IMBrella Software Rockliffe Systems
America Online IMlogic  
AmeriVault Corporation IMR, Inc.  
Amika Mobile Infocrossing S
Amtel Instant InfoSystems Safend
AppRiver Intechra SAIC
Appsonic Intel Security Scalix Corporation
Apptix ASA IntelliReach Corporation ScanSafe
Archive360 Intermedia Seagate
ArcMail Internet Commerce Australia SECCAS
Arkadin Intradyn Secure Computing / Cipher Trust
Arkivum Intralinks Secure Data in Motion
Armor5 IPFolio SecureKey
Arvato Systems GmbH Ipswitch File Transfer Securit
Astaro AG Iron Mountain Security Financial Life
AT&T IronPort Systems
Atlantic Broadband (ISC)2 Sendio
Attachmate IXOS Software Sendmail
AttachSTOR   Sherpa Software Group
Avaya J
Avinti J2 Global SilverDane
AXS-One J.S. Redpath Limited Simply Mail Solutions
Axway Jabber, Inc. SiteScape
Azaleos Corporation janusNET Skybox Security
  Jatheon Technologies Smarsh
B Johnson Financial Group Socialtext
Backblaze Juniper Networks Sonasoft
Bain & Company   Sonian
BakBone Software K SonicWALL
Banter Systems Kanbay Incorporated Sophos
Barracuda Networks Kaspersky Spamhaus
Bay Dynamics Keepit A/S spamMATTERS
BE&K Engineering Company Kerio Technologies SpamTitan
BinaryTree KnowBe4 Spikes Security
Biscom Knowledge Vault Spoken Translation
Bishop Technologies Kroll Ontrack, Inc. Sprint
BitTitan KVS, Inc. State of Maine
BizCom Web Services   StorageTek
BlackBerry L StorageMadeEasy
BlackSpider Technologies Ltd. Legato Systems StrongMail Systems
Blue Coat Systems Life Care Centers of America Sun Microsystems
bluesource The Linux Box Sunbelt Software USA
BOCES Southern Westchester LiveOffice SunBard Data Systems
Boeing Company Logicworks SurfControl plc
BorderWare Technologies Lucid8 SydneyPLUS International
Box   Symantec Corporation
Brightmail M Synetek
BT Syntegra M86 Security  
  MailChannels T
C Mailtrust T-Systems Schweiz AG
C2C Systems Limited Malwarebytes TechTarget
Canadian Imperial Bank of Commerce Maxtor Corporation Techgenix
Captaris McAfee Telehouse Europe
Cemaphore Systems McDermott Will & Emery LLP Telvim
Centrify McGill University Teneros
Certeon MedStar Health TeraCloud Corporation Mendocino Software ThinkHR
CertiVox MessageGate Thomson Reuters
Cidel Bank & Trust MessageLabs ThreatTrack Security
Citrix Systems MessageRite Thru
CipherCloud MessageSolution Titus
City of Seattle Messaging Architects/Netmail Topia Technology
ClearStory Systems Metalogix Transend Corporation
Cleartext Micro Focus TransVault
Clearwell Systems Microsoft Corporation Trend Micro
Cleo Mimecast TrustSphere
Cloudmark Mimosa Systems Trustwave
CloudVelocity mindSHIFT Technologies Tumbleweed Communications
CMS Watch Mirapoint  
Cobweb Solutions Mitek  
Code Green Networks MobileGuard U
Cofense MynextMail Unify Corporation
Colligo Networks MX Force Unify Square
Colocation Networks MX Logic Unison Technologies
Commtouch Software Ltd. MX Tools United Messaging
Commvault   Unlimi-Tech
Concentric   USA.NET
Concept G LLC N USinternetworking
Confident Technologies 3n  
ConnectSolutions NemX V
Connected Corporation Neo@Ogilvy Validian Corporation
Converge NetApp VASCO Data Security Intl.
Convergence Limited Neurlogic Vector ESP
Cordant Neuxpower Solutions Viewpointe
Cox Communications Neverfail, Inc.

VERITAS Software Corporation

Crosslink Capital New Venture Partners Viewpointe
CTERA Nexor Limited Vircom, Inc.
CYA Technologies Nokia Corporation VMware
CYREN Notify Vodafone K.K.
Cyphort Northseas AMT Voltage Security


D NTT America W
Dark Reading   WatchGuard Technologies
Dannon   Waterford Technologies
Dartmouth College O Watson Wyatt Worldwide
Datto OCSD WebEx Communications
DB Networks Octree Limited Webroot Software
Dell/Dell EMC Ogilvy Renault Websense


OpenText Wingra Technologies

DigiPortal Software

Openfind Information Technology Wombat Security
dinCloud Orchestria Corporation  Workshare
Diversinet Corporation OwnCloud  
DomainTools   X
Dorado Software P XO Communications
Dropmysite Palo Alto Exchange  
Dropsuite Patron Systems Y
Druva Permessa / DYS Analytics Yahoo!
  Pernod Ricard YouSendIt / Hightail
E PGP Corporation  
E-Hawk Pictet & Cie Z
Echoworx PistolStar ZANTAZ
EdgeWave Placer County Office of Education Zenprise
Educom TS Plasmon ZEROSPAM
Electric Cloud Pleasetech Zimbra
Electric Mail PointCross Zix Corporation
Email2 Postini ZL Technologies 
encryptX Corporation PostPath Zovy
Endeavors Technology Predictive Consulting Group Zscaler
ENow Presensoft  
Ensim Proofpoint  
Entrepid PURVIS Systems  
Erado Q  
Estorian QUADROTech  
Everest Software Quest Software    
FalconStor Software    
Firetrust Limited    
First Citizens Bank    
Fortiva, Inc.    
FrontBridge Technologies    
General Motors Corporation    
Genesys Telecommunications    
Global Relay    
Good Technology    
Goodmail Systems    
Government of Prince Edward Island    
Griffith University    
GROUP Technologies AG    
Guidance Software    

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