Stoelting

Stoelting was founded as the Chicago Laboratory Supply and Scale Co. by Christian Hans Stoelting^[1] in 1886.

From 1903 to 1943, Stoelting was the principal producer of psychological assessments and therapeutic products^[2] of the material culture of American psychology, with products that were supplied globally.^[3]

Stoelting continues to produce psychological assessments, including the Leiter-3, Merrill-Palmer-Revised, and Stroop, Color & Word Test,^[4] polygraphs, and equipment for experimental psychology.

• Official website