| 21st Century Assessment | | Psychological assessment materials and software based on the Personality Adjective Check List (PACL) by Stephen Strack, Ph.D. |
| A & M Psychometrics, LLC | | Provider of employment testing, personnel selection, assessment center, and employee survey solutions, including the Performance Perspectives Inventory. |
| Cognitive Assessment and Development | | Cognadev - Dr Maretha Prinsloo developer of the CPP - Cognitive Process Profile Test. Providers of high level testing and assessment as well as training and development courses worldwide through local representatives. |
| Consulting Psychologists Press Catalog | | Catalog of professional tests: MBTI, Strong, CPI and Davies-Black Publishing tools, and other leading information resource for psychological type, career interests, employee selection, and organizational change. |
| Initforlife.com | | Brain-based personality assessment. Free individual report. Advanced individual analysis and match-up reports with other people also available. |
| nferNelson Assessments | | Publisher of educational assessments, psychometric testing, school tests, and ability tests. Description of products and services, including case studies. |
| Outofservice.com | | Offers consulting services for running online psychology tests. |
| PsychData.net | | Online survey data collection service. Includes sample surveys and price lists. |
| PsychTech International | | Professional programming skills in psychomotor and psychometric testing software, aptitude tests and bespoke solutions to occupational psychologists for character assessment and human resource applications. |
| Ror-Scan | | This site describes software used for the scoring and interpretation of the Rorschach test using Exner's Comprehensive System. Also includes new information about the Comprehensive System. |
| The TestingRoom | | The TestingRoom offers personality and career tests, which aim to improve your personal relationships, self-understanding and career. |
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