CambridgeSoft Corporation, formerly Cambridge Scientific Computing, develops, markets and supports high-quality desktop and Internet applications for chemists and engineers. Its principal product is CS ChemOffice?, a software suite that integrates chemical structure drawing, molecular modeling and analysis, and chemical information management.

CS has well over 250,000 users at companies in the chemical, pharmaceutical, biotechnology, petroleum, and other chemical-related industries, as well as in government and educational institutions throughout the world.