SIGMA Assessment Systems, Inc. has been creating innovative and empirically rigorous assessments since 1967. We are committed to supporting research that contributes to the collective knowledge of the scientific community. In addition, supporting the use of our assessments in research is just one way to ensure that we continue to offer the highest quality products to our customers. If you plan to use one of our assessments in your research and would like to apply for a research discount, please review the information below and send us a completed application form.
Do we have your qualifications on file? If not, please fill out the Test User Qualifications Form. If you are interested in using our assessments for your research please fill out our online application form.
SIGMA Assessment Systems , Inc.
P.O. Box 610757
Port Huron, Michigan
Click here to email us.
Please note that we can only provide research discounts for assessments that we publish. The following is a list of assessments published by SIGMA Assessment Systems:
If you are interested in any other test or book, please feel welcome to contact us, and we can direct you to the publisher.
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SIGMA Assessment Systems
P.O. Box 610757, Port Huron, Michigan, USA 48061-0757
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