Kellogg's is a manufacturer.
The Kellogg Company ( also Kellogg 's , Kellogg , and Kellogg 's of Battle Creek ) is an American multinational food manufacturing company headquartered in Battle Creek , Michigan , United States . Kellogg 's produces cereal and convenience foods , including cookies , crackers , toaster pastries , cereal bars , fruit-flavored snacks , frozen waffles , and vegetarian foods . Kellogg 's products are manufactured in 18 countries and marketed in over 180 countries . Kellogg 's largest factory is at Trafford Park in Trafford , Greater Manchester , United Kingdom , which is also the location of its European headquarters . Will Keith Kellogg , generally referred to as W.K. Kellogg ( April 7 , 1860 -- October 6 , 1951 ) , was an American industrialist in food manufacturing , best known as the founder of the Kellogg Company , which to this day produces a wide variety of popular breakfast cereals .