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Staff Directory

The KJ Administration is an experienced team of administrators who are responsible for KJ’s unparalleled programs and initiatives. Our Administration  looks forward to working together with you.

Main office: 212-774-5600

Fax: 212-534-4120

Security Guard: 212-774-5605

Leonard Silverman
Executive Director

Leonard Silverman is the KJ Executive Director, overseeing many non-rabbinic facets of KJ’s operations. A graduate of Ramaz School, he holds a B.A. from Brandeis University, and a J.D. from New York University School of Law.

212-774-5680 |

Riva Alper

Riva Alper is the KJ Administrator and is also a member of the KJ Faculty, bringing with her the perspective and dedication of a member and lay leader of the congregation. Riva leads the Women's Tefillah Service and provides ecclesiastical support to community families. She is a graduate of Stern College with an MA in English and Education from Seton Hall University.

212-774-5670 |

Sy Yanofsky



Sy Yanofsky is KJ’s Comptroller. He holds a B.S. in Accounting from Brooklyn College. He also serves as a Gabbai at the Young Israel where he lives with his wife and daughters.

212-774-5620 |

Mr. Freddie Rodriguez



212-774-5656 |

Dina Farhi
Executive Assistant to Rabbi Lookstein and Rabbi Steinmetz

Dina Farhi’s European refinement dates back to a childhood spent in Belgium. The face
and voice of our rabbinic suite, Dina has faithfully served the KJ/Ramaz community for more than 30 years,
during which time she also demonstrated keen leadership and organizational skills that are now put to good use on behalf of our heavily engaged rabbis. Dina and husband Jacques are the proud parents of two distinguished Ramaz alumni, and the grandparents of three adorable grandchildren.

212-774-5648 |

Esther Feierman
Director of Communications & Programming

Esther Feierman is Director of Communications and Programming. Orginally from Brooklyn, she graduated
from SUNY Oswego with a degree in Global Politics and French. Her first foray into the business world was selling diamonds on 47th Street until she found a passion for the Jewish non -profit world - specifically within the communications field. Esther has returned to her roots in Brooklyn with her husband, Chaim, and pup, Suzie. 

212-774-5654 |


Menucha Parry
Director of Member Accounts


212-774-5674 |


Aryana Ritholtz
Youth Director

Aryana Ritholtz is a veteran of Jewish informal educational programs who now shares her enthusiasm, passion,
and vibrant personality with the KJ Youth Department.

212-774-5655 |

Sat, June 12 2021 2 Tammuz 5781