Ralphs Grocery Company was founded in 1873 and currently operates 190 supermarkets from its division headquarters in Los Angeles. Last year, Ralphs contributed more than $6 million to support education, hunger relief, women's health and local nonprofit organizations in the communities served by the company's stores. Ralphs is a subsidiary of The Kroger Co., (NYSE:KR), one of the nation's largest food retailers, based in Cincinnati, Ohio.