HotChalk was an education technology company founded in September 2004.

[1] HotChalk ran an online community application designed for grade school teachers, students, and parents.

[2][3] HotChalk was founded by Edward M. Fields; the company's last CEO was Rob Wrubel.

[4] The company drew scrutiny from the U.S. Department of Education in the mid-2010s regarding HotChalk's relationship with Concordia University of Portland, Oregon.

A federal prosecutor alleged that the university's $160 million deal with HotChalk violated a law that prohibits incentives for recruitment and outsourcing of more than half an educational program to an unaccredited party.