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About us

Kosher Supervisors of Wisconsin strives to provide the highest quality standard for Kosher certification for companies and establishments

that wish to offer Kosher product to the consumer.


Our trademarked symbols, are recognized and approved

by major certifying agencies and consumers around the world.  


We are proud to be a member of AKO, the Association for Kashrus Organizations.


We certify retail establishments, Kosher Caterers

as well as over dozens of  commercial manufacturing facilities.

Let us help you with all your kosher needs!



7020 N. Green Bay Ave

Glendale, WI 53209



Rabbi BenZion Twerski

Rav Hamachshir - Rabbinic Guide

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Rabbi Akiva Freilich

Rabbinic Administrator 


Rabbinic Liaison 

Rabbi Tuvia Torem 


Rabbi Shulem Horowitz

Rabbinic Supervisor

Rabbi Ayson Ganeles

Rabbinic Supervisor

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