Temple Sinai is a Jewish Reform congregation in Las Vegas, Nevada. It was founded in 2007 when Temple Beth Am and Congregation Adat Ari El merged. Temple Sinai has over 300 member families and its sub-groups include a Sisterhood, Men’s Club, Chavurah, Youth Group, and committees. Kenneth Segel was the first rabbi of Temple Sinai and was succeeded by Rabbi Malcolm Cohen in 2009.

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Congregation Adat Ari El was a Jewish Reform congregation in Las Vegas, Nevada founded by former members of Temple Beth Am in 1992. The congregation started out with about 15 families that held services in a donated storefront every two weeks, led by a rabbi who traveled from California. In 2007, Adat Ariel merged with Temple Beth Am to form Temple Sinai.

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