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Rabbi Yaakov Katz
Moshe Gantz, founder of KosherKlaf.com, is celebrated by the Arutz Sheva Group for his 40 years of continuous support. Learn about his dedication to the Torah and the Land of Israel.
No Author


Rabbi Zalman Baruch Melamed
Learn how Moshe Gantz, founder of KosherKlaf.com, helped the Bet El Yeshiva Institutions become a renowned center of Torah study. Discover the impact of his 40 years of tireless devotion.
No Author


Badatz Edah HaChareidis of Jerusalem
Zonnenfeld Straps (Retzuot) are certified by the Badatz Edah HaChareidis of Jerusalem. Each Roll of straps comes with a number which can be crossed reference with their agency to ensure certification.
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Letter from Rabbi Michael Taubes
In a letter, Rabbi Michael Taubes recommends Yosef Miller, an outstanding student he has known for years. R' Yosef co-founded KosherKlaf.com with R' Moshe Gantz to bring transparency and education to the world of STAM. They aim to help people know what to consider when purchasing these items. Rabbi Taubes certifies that R' Yosef is a knowledgeable Ben Torah and a trusted source on this subject.
No Author


Ensuring the Quality of Tefillin: Common Issues and Solutions
A Bar Mitzvah tefillin mishap reveals hidden flaws. Stickers and invalid parchment can render them unusable. Don't let this happen to you.
Rabbi Moshe Gantz
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