ClassDojo

ClassDojo, founded in 2011 and headquartered in San Francisco, California, is the leading communication app for elementary schools worldwide. It helps teachers, families, and children share more frequently and positively about what’s happening at school and at home—including photos, videos, messages, and positive feedback. The company is one of the fastest-growing educational technology companies in history, with millions of teachers, parents, and students using and loving it in 90% of K-8 schools in the U.S. and in 180 other countries. ClassDojo’s team consists of engineers, designers, and educators from around the globe, with deep backgrounds in public and charter schools as well as companies like Facebook, Google, Dropbox, Airbnb, Amazon, and Y Combinator.