Expert Psychometric Guidance From Start to Finish

After three decades of working with clients and their stakeholders, we have earned a reputation as the industry’s most respected psychometric group. Castle remains committed to deepening your trust with every exam and new service we provide, translating your goals into sustainable success. Based on psychometric science, standards, best practices, and quality management, our professional…

Setting the Standard for Test Delivery

Not all test delivery providers, networks and supporting services for Internet-based testing are created equal. Castle Worldwide has some notable advantages compared to our largest competitors in terms of the reliability of our exam delivery engine, and the quality of our customer service. Castle stands alone in the industry as the only full-service testing vendor…

Seamless, Configurable, and Fully Integrated Technology

Castle’s technology reflects that our entire system and all our tools were designed by a single in-house team. The team utilized the continual input of our psychometricians and test developers, who understand which requirements, features, and capabilities are most advantageous to our clients, their high-stakes examinations, and their candidates. Castle stands alone in the industry…

What You Should Know About Creating High-Stakes Examinations

This guide outlines many of the steps necessary for developing a credible examination. It is intended to help companies and organizations that are contemplating initiating a certification program to determine if they have the necessary support and resources for such an undertaking.

2016 NCCA Standards Revisions Recap and Takeaways: What You Need to Know

The National Commission for Certifying Agencies (NCCA) has a rich history dating back to 1977 of ensuring the health, welfare, and safety of the public through the accreditation of a variety of individual certification programs that assess professional competency. Download the complimentary whitepaper written by Dr. James Henderson, Chief Psychometrician at Castle Worldwide, to learn more.