Houghton Mifflin Harcourt Publishing Employee Directory
E-Learning ProvidersMassachusetts, United States1001-5000 Employees
Houghton Mifflin Harcourt Publishing is an adaptive learning company based at 125 High Street, Boston, Massachusetts 02110, United States. It operates in the e-learning industry and provides integrated K-12 learning solutions for core, supplemental, intervention, assessment, and professional learning delivered on a single platform. The company serves a broad market, with 90% of U.S. K-12 schools using its programs and about 50 million students in 150 countries utilizing its learning programs. Its adaptive technology aims to uncover insights to support educators and drive student growth, including intervention solutions associated with an average of 1.9 years of growth in one year. HMH employs between 1,001 and 5,000 people and has pursued leadership changes in 2025 and 2026, including appointments of a Chief Marketing Officer and a General Manager of Customer Experience.
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