Master International is proud to acknowledge the assessment tool has been granted DNV Certificate of Conformity! 

CORE with Norwegian norms, the new cognitive ability assessment tool, and OPTO - the new occupational Personality Test.



DNV comments "CORE is an excellent instrument for use in recruitment"

DNV gives trusted voice to many forward-looking companies 

Master Solutions CORE and OPTO psychometric testing have been assessed and granted Certificates against requirements for documentation as given in : 

EFPA (2013) revised EFPA Test Review Model Version 4.2.6, and 
NS-EN ISO/IEC 17065:2012 Conformity assessment - Requirements for bodies certifying the products, processes and services


CORE has been valued by DNV

DNV writes in their review with the following:

"Core is based on solid evidence, backed by a large scientific literature. The publisher has developed an excellent instrument for measuring GMA and the documentation is presented in a clear and competent manner. As an instrument for differentiation of job applicants, the documentation gives an excellent presentation of the test´s rationale."

DNV enables people to make critical decision with confidence

DNV helps companies manage risks, assure companies, assure compliance and sustainable performance of organisations, people and value chain across all types of industries. 


DNV comments CORE is an excellent instrument for use in recruitment

"CORE is an excellent instrument for use in recruitment. The development shows high competence when it comes to item development, test procedures, and data analyses. We can easily recommend the test for the test marked."

DNV comments "OPTO is a valuable guarantee of quality and usability"

OPTO innovative design create a high business impact

OPTO is designed to fit and support efficient and effective processes for recruitment and talent acquisition with a high business impact.  



Master Solutions - OPTO innovative personality test is also accredited by DNV for DNV Certificate of Conformity!  

OPTO meets the psychometric requirements according to the EFPA Review Model for Description and Evaluation by Psychological and Educational Tests. 

OPTO supports decision making and every aspects

The goal for OPTO is to enable any decision maker to take informed hiring decisions, eliminate bias, create a good candidate experience and support a high level of quality in every aspect of attracting, sourcing, acquiring and developing talent. 

OPTO has an international scope with a focus on constructs of personality which are most relevant for performance in a business context, and is meant to be applied within any industry across all organisational levels.