![]() HOUGHTON MIFFLIN COMPANY Houghton Mifflin Harcourt (HMH) is an education technology company providing K-12 core, supplemental, intervention, and professional learning solutions. | Discovery Education Discovery Education is a company that develops a K-12 education platform and learning resources. | ||
Founding Date | Founding Date 1984 | Founding Date 1832 | Founding Date 2001 |
Type | Type Private | Type Private | Type Subsidiary |
Tags | |||
Locations | Locations Concord, US HQ | Locations Charlotte, US HQ | |
Employees | Employees 896 | Employees 4,5631% decrease | Employees 1,0931% increase |
Operating ⚠ | |||
Countries | Countries N/A | Countries 150 (May, 2023) | Countries 100 (Dec, 2022) |
Educators | Educators N/A | Educators 3 m (FY, 2021) | Educators 4.5 m (Dec, 2022) |
Students | Students N/A | Students 50 m (May, 2023) | Students 45 m (Dec, 2022) |

Houghton Mifflin Harcourt (HMH) is an education technology company providing K-12 core, supplemental, intervention, and professional learning solutions.
View companyDiscovery Education is a company that develops a K-12 education platform and learning resources.
View company