The United Synagogue of Conservative Judaism is an association of 760 Conservative congregations and 1.5 million members in North America. Rabbi Steven Wernick is CEO.

The Rabbinical Assembly is an international association of Conservative rabbis. Rabbi Julie Schonfeld is chief executive officer.

The North American Association of Synagogue Executives is the professional organization of synagogue executives in Judaism’s Conservative branch. Harry Hauser is executive director.

The Jewish Theological Seminary is a collection of five schools, including a rabbinical school, in New York City. It ordains both men and women in the Conservative movement. A page for journalists lists faculty members by topic.

The Rabbinical Council of America is an organization of Orthodox rabbis, most of whom are Modern Orthodox. Rabbi Leonard Matanky is president. It is based in New York City.

The Orthodox Union is the educational and outreach arm of Orthodox Judaism. It is generally considered a Modern Orthodox organization. Among its main concerns is helping Jews keep kosher and strengthening their traditional rituals, practices and holiday observances. It posts a page that allows users to search for Orthodox synagogues by state. Rabbi Steven Weil is senior managing director.

The Union for Reform Judaism claims 1.5 million individual members in more than 900 synagogues. It maintains a directory of congregations and a directory of summer camps. Rabbi Rick Jacobs is president.

The National Association for Temple Administration is the professional organization for administrators, managers and executives of Reform synagogues. Livia Thompson is president.

The Central Conference of American Rabbis consists of Reform rabbis. Steven A. Fox is chief executive.