Johnson O'Connor Research Foundation: Aptitude Testing and Research Since 1922

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Testing centers

The eleven U.S. cities listed below have aptitude testing offices. We all use the name “Johnson O'Connor Research Foundation” with the exception of Boston, which still uses the original name, “Human Engineering Laboratory.” Both names represent the same organization and the same aptitude measurement service.

The city names below link to pages where you will find information about the office's location and hours, as well as information that will help you plan your visit.




Atlanta 404 261-8013
Boston 617 536-0409
Chicago 312 787-9141
Dallas 972 991-8378
Denver 303 388-5600
Houston 713 462-5562
Los Angeles 213 817-6625
New York 212 269-0550
San Francisco 415 772-9030
Seattle 206 623-4070
Washington, D. C. 202 828-8378

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