Cambium Learning is an education company that provides research- and evidence-based instructional materials, services and technology. Founded in 2003, the company serves the need of students in pre-kindergarten through grade 12, as well as at- risk and special student populations. Its family of companies and brands include Sopris West Educational Services, Kurzweil Educational Systems, Metropolitan Teaching and Learning and IntelliTools. The technology division of Cambium Learning, Cambium Learning Technologies provides assistive technology in early literacy, mathematics and writing. The company also offers reading and writing software for individuals suffering from learning difficulties and visual impairments. Its customers include school districts, principals, curriculum directors, education associations, and educators.