The group is based in the Williamsburg section of Brooklyn, New York, with branches in the Boro Park section of Brooklyn, Monsey, New York, Los Angeles, and Ossining, New York. It is headed by the Pupa Rebbe, who has several thousand followers.
Pupa consists of a wide international network of educational institutions, with more than 7,000 students enrolled in its yeshivas, girls schools, summer camps, and kollelim in Williamsburg, Boro Park, Monsey, Westchester, Montreal, Jerusalem, and elsewhere.[1] In Williamsburg, Pupa is second in size to the Satmar Hasidim, with whom they share many communal facilities.