CISCO
MICROSOFT
ORACLE
JAVA
IBM Corporation
ISTQB
CIMA - Chartered Institute of Management Accountants
HP
VMWARE
ACSM
Adobe
AFP
Alfresco
American College
APBM
AppSense
Aruba Networks Inc.
Avaya Inc. Testing
BBPSD
BICSI
BIMS UK Qualifications
BOMI International
Brocade Communications
Chainshine Financial Training
Check Point Software Technologies
Cisco Systems, Inc.
Citrix Systems, Inc.
CIW
Cloudera
CompTIA Testing
CWNP
Dassault Systemes
EC-Council
EMC
Esri
EUBAT
Excelsior College
EXIN
Fortinet
GIAC
Global Association of Risk Professionals
HP ExpertOne
Huawei Technologies Co., Ltd.
IFTA
Institute of Certified Bookkeepers
ISA
Isilon Systems
iSQI
Juniper Networks
Linux Professional Institute Testing
Lloyds
NetApp
Nokia Qt
Novell Testing
Object Management Group
Oracle Certification Program
PCI Security Standards Council
Pegasystems Inc
PEOPLECERT
PRMIA
PTI
QlikView 11 Certification Program
Riverbed Technology
RSA Security Testing
Ruijie Networks
SAP
Siemens Enterprise Communications
SpringSource
SPSS
Syncsort
Udacity
UExcel
VMware, Inc.
WorldatWork
Zend Technologies, Ltd.