Formerly doing business as Columbus Molecular Software, Inc., LeadScope, Inc. develops and markets a chemofinformatics application that provides access to research data. The firm offers toxicity databases, data management and decision support solutions, and Leadscope databases. Also provided are In silico tox, data mining, HTS analysis, lead optimization, and compound acquisition solutions. Leadscope serves national labs; pharmaceutical, biotechnology, chemical, and consumer products companies; and regulatory agencies in the United States, Canada, and Europe. In November 2019 it was announced that Leadscope, Inc. had been acquired by Pennsylvania-based, publicly traded Instem (LSE:INS) providing advanced IT solutions to global health and life sciences community to improve productivity of discovery and development of new drugs, therapies and products.