MJ Kellner, an institutional food distributor, has been in business for more than 70 years. In 1920, Maurice J. Kellner established a wholesale sugar company known as M.J. Kellner Company. His son, H.J. Kellner, turned the company into an institutional food business in 1945. It has become one of the leading contract-bid food service suppliers in the United States. Contract-bid business is done...