Mission & History

Our Mission

Youth in the communities we serve learn the academic and personal skills they need to be truly prepared for postsecondary success and able to pursue their dreams.

Our School Vision

Mastery schools are joyful, authentic communities where students learn how to think critically and act independently so they are truly prepared for postsecondary success.





Mastery's History & Milestones


Mastery Charter Schools is founded as High Tech High, opening with 100 9th grade students.


High Tech High is renamed Mastery Charter Schools and moves to Old City to the newly renovated Lenfest Campus.


Citing the success of the Lenfest Campus, the School District of Philadelphia invites Mastery to turn around Thomas Middle School.  Seventy-nine Lenfest students become a part of Mastery’s first graduating class.


Mastery is selected to turn around Pennsylvania’s second-most violent middle school, Shoemaker Middle School.


Mastery is chosen to turn around Pickett Middle School, one of the lowest performing schools in the city.


The School District of Philadelphia Renaissance Schools Initiative is launched.  Mastery is selected by parent committees to turn around 3 struggling elementary schools – Harrity, Mann and SmedleyMastery Charter Schools-Thomas Campus has its first graduating class of 90 students. In 2010-2011, Mastery serves 4,000 students throughout Philadelphia.


Mastery is chosen to manage 2 more Renaissance Schools – Clymer Elementary and Simon Gratz High School. Hardy Williams Academy becomes a part the Mastery Charter Schools network. Shoemaker has its first graduating class of 80 students.


Grover Cleveland Elementary School becomes Mastery’s 6th Renaissance School.  Mastery opens Hardy Williams High School.  Mastery Charter Schools – Pickett Campus has its first graduating class of 73 students.


Mastery opens Thomas Elementary School.  Mastery turns around Francis D. Pastorius Elementary School.  Mastery Charter Prep opens in Simon Gratz High School, serving students in 7th and 8th grades.


Mastery Schools of Camden is established, opening 2 schools in Camden, New Jersey – North Camden Elementary and Cramer Hill Elementary.


Mastery is chosen to operate another Renaissance School – Frederick Douglass Elementary School.  Mastery is chosen to turn around 3 low-performing Camden City District schools – McGraw Elementary, Molina Elementary and East Camden Middle School.


Mastery is chosen to operate its 8th Renaissance School – John Wister Elementary School.  Mastery Schools of Camden opens Mastery High School of Camden, serving students in 9th grade.


Years of making an impact in Philadelphia and Camden


The national leader in turning around public schools.

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