Riverside Insights

Riverside Insights is a United States publisher of clinical and educational standardized tests in the United States; it is headquartered in Itasca, Illinois. It is a charter member of the Association of Test Publishers.

Riverside Insights was established as a wholly owned subsidiary of Houghton Mifflin Harcourt (HMH) in 1979. HMH sold Riverside to private equity firm Alpine Investors for $140 million in 2018. The company was incorporated as Riverside Assessments LLC in Delaware and subsequently in other states, including Illinois. Provided by Wikipedia