American Asian Kashrus Services: Kosher certification agency with information about kashrut and kosher Asian recipes.
Kof K Kosher Supervision: Articles on issues relating to the kosher food industry. Also includes links to agencies.
Kosher Overseers Associates of America: Providing Kosher certification and information in America. A division of The Orthodox Rabbinical Association.
Kosher Supervision of America: A recognized kosher certification agency based in the Western United States.
Kosher Technical Konsultants: The Shield Star K® emblem is featured only on food products which meet its high standards for kosher certification. The policies of this group are governed by a committee of experts in kosher law.
Organized Kashrus Laboratories: A kosher supervision agency.
OU Kosher Certification and Information: Kosher certification program in North America. General Kashrut information with specific product information.
Star K Kosher Certification: A worldwide agency. Includes lists of certified products, restaurants, and a Kosher primer.
Triangle K Kosher Certification and Supervision: Kosher food supervision and certification of manufacturers, products and plants around the world. Kosher primer and on-line product query featured.
Va'ad HaKashruth of Delaware: Provides names and supervisory authority for sources approved for kosher provisions by the Va'ad HaKashruth of Delaware, under Rabbi Sanford Dresin, Rav HaMakshir