Ari, along with his wife, Shira, is a pioneer in the Messianic Jewish movement in Israel, and together they have been ministering in Israel since 1976, when they founded Maoz Israel Ministries. Together, they have pioneered several Messianic Jewish congregations in Israel. Ari is a member of the Israel Empowerment Lobby, registered and approved by the Knesset. Ari currently serves as an Ambassador for Maoz Israel Ministries. Ari and Shira reside in Ramat HaSharon, Israel and have two sabra (born in Israel) children, and six grandchildren.