Are you looking for the Kaliver Rebbe of Jerusalem? Based on your posting history I’d think you’d be interested in R’ Moshe Taub The Kaliver Rebbe of New York (718-782-4553).
You have asked these kinds of questions before. I am not chassidic, however I am not sure its totally appropriate to contact a chassidic rebbe you are not affiliated with. The exception might be the Boston Rebbe and a few others, but most arent in the category