McGraw Hill 

McGraw Hill Inc is a provider of education solutions for K-12, higher education and professional learning markets. It is helping shape the education industry by providing access to effective learning experiences that improve outcomes and opportunities for all. It operates at the intersection of proprietary content, software and data, using artificial intelligence to deliver personalized learning experiences, driving positive outcomes throughout the entire learning lifecycle. The company has four reportable segments K-12, Higher Education, Global Professional, International. It generates majority of revenue from K-12 which provides end-to-end core, supplemental and intervention curricula to support the needs of U.S. K-12 schools. It generates majority of revenue from United States.