Union of Orthodox Jewish Congregations of America

The Union of Orthodox Jewish Congregations of America, widely known as the Orthodox Union (OU), is a major non-profit organization that serves as a central umbrella for Orthodox Judaism in North America. Its most globally recognized division, OU Kosher, is the world's largest and most influential kosher certification agency, certifying over one million products across more than 100 countries. In the healthcare and life sciences sectors, the OU plays a critical role by providing kosher certification for pharmaceutical ingredients, excipients, over-the-counter medications, and nutritional supplements. Furthermore, the organization operates Yachad, a significant division dedicated to providing clinical, social, and educational support for individuals with intellectual and developmental disabilities.