Ech and Ach
The Jewish leaders that interpret God's will are called Mashiach.
Israel
Places of worship: synagogues. Leaders: rabbis.
The Rabbis and sages. See also:Important Jewish leaders, prophets and rabbis
The Jewish leaders whom you're asking about are called Rabbis. Each Rabbi may lead a synagogue (Jewish place of prayer) and/or a Jewish community.
Israel
The sisterhood, led by the president of the sisterhood.
These religious leaders were called the Kohanim or High Priests. In terms of regional and religious politics, they were called the Sadducees. Opposing them were the Pharisees or populist Jewish leaders that would eventually become the Rabbinate.
Spiritual leaders are called Rabbis. The person who leads prayers during religious services are called cantors. Judaism is not a centralised religion and doesn't have the kind of hierarchy associated with other religions.
Kabbalah is the advanced study of Tanach (Jewish Bible). There is no such thing as a 'kabbalah church'.
The Kohenim (priests), however, they weren't leaders of the Jewish people, they were in charge of the Temple.
A Jewish "leader" is a Rabbi which means teacher.