Since its formation in 1960, the American Montessori Society (AMS) has been the mainstay of the Montessori movement in the United States. AMS is a non-profit, non-discriminatory service organization dedicated to encouraging and supporting the use of the Montessori teaching approach in private and public schools.

The Montessori Foundation is a nonprofit organization dedicated to the advancement of Montessori education in the United States and abroad.

The North American Montessori Teachers' Association provides a medium of study, interpretation, and improvement of Montessori education through its publications, audio-visual collection, electronic communications, conferences, and research and service projects throughout North America and the world.

The Association Montessori Internationale was founded in 1929 by Dr. Maria Montessori to maintain the integrity of her life's work, and to ensure that it would be perpetuated after her death.

Additional Resources

For use by the staff of the Shrewsbury Montessori School to access the Principle Data Systems login screen.