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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

Chaim SteinmetzLeonard Silverman, Executive Director 212-774-5680 | LSS@CKJ.ORG

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.

Riva Alper, Administrator
212-774 -5670  |

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.

Sy Yanofsky, Comptroller
212-774-5620 | 

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.

Esther Feierman, Director of Communications and Programming
212-774-5654 | ESTHER@CKJ.ORG 

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, daughter, Addy and pup, Suzie. 

Freddie Rodriguez, Superintendant 
212-774-5656 | FRODRIGUEZ@CKJ.ORG 


Dina Farhi, Executive Assistant 
212-774-5648 | DINA@CKJ.ORG  

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.

Yael Haller, Director of Member Affairs
212-774-5674 |YAEL@CKJ.ORG  

Originally from Toronto, Canada, Yael Haller is a graduate of the International Academy of Design and Technology, majoring in Fashion Design. She has been very involved in the Jewish non-profit world, first volunteering as an NCSY advisor as a student and most recently working for Manhattan Jewish Experience. She has also used her talents as a costume designer for 24/6: A Jewish Theater Company for two of their most recent productions. Yael is very excited to use her creativity and energy for her new role - and even more excited to join the KJ team! Yael lives with her husband, Josh, and two adorable kids, Mikey and Layla, on the Upper West Side.

Mon, May 23 2022 22 Iyyar 5782