Explore East Hanover, NJ

In 1975, Prof. Kathleen Calderone founded a school that offered a comprehensive education and real curriculum. In 1997, the school opened a second location in Millburn, NJ, and just a few years later, the school was so successful it had to move to a larger building in East Hanover, NJ. Five years after opening the Millburn location, the school had outgrown its facilities and moved to its current location in Springfield, NJ. The school, founded by Prof. Kathleen Calderone in 1975, provides an excellent education and a real curriculum for its students. Due to the school's success, it had to relocate to a larger building in East Hanover, NJ. Five years after opening the Millburn location, the school again outgrew its facilities and had to move to Springfield, NJ, where it remains today. Prof. Kathleen Calderone opened the school in 1975, offering a comprehensive, quality education with a real curriculum. In 1997, the school opened a second location in Millburn, NJ, but quickly outgrew the original location and moved to East Hanover, NJ. Five years later, the school had to relocate once more to its current location in Springfield, NJ, due to its remarkable success.

Susan Donlan founded Parteaz LLC in 2004 after working for more than 25 years as a graphic artist and textile designer. But, a party girl at heart, Susan had a vision of owning a company that would provide unique and special parties for young girls. In 2010 she opened her own pink sparkly store in which she hosts parties, events and classes for girls, boys & women of all ages.

Diamond offers a variety of classes including ninja warrior, tumbling, and combo gymnastics/rock climbing classes. We offer gymnastics classes for all ages starting at 15 months! We also have a USAIGC competitive team and both a half day and full day summer camp. The staff at Diamond Gymnastics believes that everyone can improve their coordination, body awareness and overall fitness level by participating in gymnastics. The beginner as well as the advanced gymnast will have the opportunity to grow athletically, gain self-confidence and have fun in a safe environment.

Indoor rock wall climbing is a rapidly growing sport and Diamond has been providing incredible rock and routes in East Hanover for over twenty years. Now in a brand new facility with a brand new mountain to conquer, head to Diamond Rock Gym for your family’s next adventure!