Schools (6th-12th Grade)

Prospect Hill Academy (PHA) is a PreK-12 college preparatory charter public school with campuses located in Somerville and Cambridge.

Atrium is a progressive PreK – Grade 8 independent day school located in Watertown, MA, embodying the motto of “Excellence with Joy.”

We are a network of authentic Montessori schools with each location managed by lead-teacher-owners that blend their own unique style of Montessori principles with cultural and communal practices.