40. TE21
What it does: Provides assessment, intervention, and education improvement services to K-12 schools and publishes the SCORE21 assessment builder for teachers
Factoid: TE21’s SCORE21 formative assessment builder was selected as a Reader’s Choice Award Winner by eSchool News for 2014-2015, the second year in a row.
Leadership: Cindy Hollar, CEO
Website: te21.com
Location: Charleston
Employees: 43
Revenue: $7.5 million
Years in business: 16