Agudas Chasidei Chabad
Agudas Chassidei Chabad (Union of Chabad Chassidim or Association of Chabad Chassidim also known by its initials "Aguch") is the umbrella organization for the worldwide Chabad-Lubavitch movement. It administers three of the main Lubavitch offices: Machneh Israel, Merkos L'Inyonei Chinuch, and the Kehot Publication Society. The chairman of the Executive Committee is Rabbi Abraham Shemtov.
Read more about Agudas Chasidei Chabad: Founding, Arrival of Rabbi Joseph I Schneersohn To America, Transition of Leadership To Rabbi Menachem Mendel Schneerson, Library of Agudas Chassidei Chabad