- (ISC)2
- ABA Espana
- ABCTE
- ACAMS
- ACSM
- AFP
- AMPP
- AOSpine International
- Aptitude Test for Entrance Exam- ATEE
- APICS
- ASCP
- AVIXA
- Amazon Web Services
- American Society for Nondestructive Testing
- Aramco
- Arcitura Education
- Arista Networks
- Autodesk Certification Program
- Avaya Inc. Testing
- Axis Communications AB
- BCS The Chartered Institute for IT
- BICSI
- BOMI International
- BRPT
- Backbase
- Basic Ability Exam
- Blue Prism
- Brightest GmbH
- Board of Canadian Registered Safety Professionals
- Broadcom Software
- Business Solutions Suite
- CAA Global
- CAIA Association
- CCE
- CPA Australia
- CPS HR
- CREST
- Cardiovascular Credentialing Intern'l
- CFRE
- Casualty Actuarial Society
- CertNexus
- CertiTrek
- Chainshine Financial Training
- Chartered Banker Institute
- Chartered Institute of Management Accountants
- Check Point Software Technologies
- Cisco
- Citrix Systems, Inc.
- Claris International, Inc.
- CompTIA Testing
- Court of Master Sommeliers, Americas
- Crossfit
- CrowdStrike
- CyberArk
- DELL Technologies
- DEC Institute
- Dental Core Training (DCT)
- Dental Foundation Training (DFT)
- Department of State
- Devops Artisan by BITTNET
- Digital Marketing Institute
- EC-Council
- EXIN
- Ericsson
- Esri
- Executive Assessment
- F5 Professional Certification Program
- Fire Door Inspection Scheme
- First Finance Institute
- Fitch Learning
- ForgeRock
- Fortinet
- Foundation Pharmacist Recruitment
- GASQ
- GED Testing Service
- Global Association of Risk Professionals
- GMAC Assessments
- Graduate Management Admission Council
- HCL Software Academy
- HPE Certification and Learning
- Huawei
- Human Resource Certification Institute, Inc
- IAB
- IBM Corporation
- IDI-INTOSAI
- IFRS Foundation
- Intel
- International Association for Health Coaches (IAHC)
- IRATA International
- ISA
- ISM - Institure for Supply Management
- Institute of Certified Bookkeepers
- Institute of Internal Auditors
- Institute of Risk Management
- Inteleos (ARDMS,APCA)
- International Association of Privacy Professionals
- International Coach Federation
- Intuit
- Investments & Wealth Institute
- IT Specialist
- Juniper Networks
- Kalinga University
- Kinaxis
- LNAT
- LPI-Japan Testing
- Linux Professional Institute Testing
- Lenovo
- Measurement Research Associates
- Metacred
- Microsoft
- NCCAOM
- NEAT
- National Board of Echocardiography
- National Recruitment Office
- National Registry of Food Safety Professionals
- National Strength and Conditioning Association
- Netskope
- NetApp
- Neptune
- Nokia
- Object Management Group
- Open Education and Development Group
- Oracle Certification Program
- PAYO
- PCI Security Standards Council
- PMI - Project Management Institute
- PRMIA
- PTI
- Palo Alto Networks, Inc.
- Pegasystems Inc
- PeopleCert
- Ping Identity
- Postpartum Support International
- Propertymark Qualifications
- Qlik Certification Program
- RES
- Royal College of Obstetricians and Gynaecologists
- Royal College of Psychiatrists
- SAS
- Snowflake
- Society for Maintenance & Reliability Professionals
- Society of Wine Educators
- Splunk
- Strasz Assessment System
- TIC Council
- Tableau
- Teradata
- The Institute Of Asset Management
- The London Institute of Banking & Finance
- The Open Group
- The QT Company
- UCAT
- UiPath
- Unity Certification
- VEEAM VMCE
- VMware, Inc.
- VUE Testing
- Visa USA Inc
- WINS
- ZTE
- Zend Technologies, Ltd.
- iSQI
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