The C.F. Mueller Company was founded in 1867 and built one of the biggest and most-advanced pasta factories in the United States. At one time, Mueller’s Macaroni became the largest selling brand of pasta in America. It is owned by the American Italian Pasta Company

American Italian Pasta Company

American Italian Pasta Company is a pasta manufacturing company with corporate offices in Kansas City, Missouri and plants in Excelsior Springs, Missouri; Columbia, South Carolina; Tolleson, Arizona and Verolanuova, Italy...

, a subsidiary of Ralcorp

Ralcorp

Ralcorp Holdings is a manufacturer of various food products, including breakfast cereal, cookies, crackers, chocolate, snack foods, mayonnaise, pasta and peanut butter. The company is based in St. Louis, Missouri. The majority of the items Ralcorp makes are private label, store brand products. It...

 since 2010.

From 1947 to 1976, Mueller was owned by the New York University School of Law

New York University School of Law

The New York University School of Law is the law school of New York University. Established in 1835, the school offers the J.D., LL.M., and J.S.D. degrees in law, and is located in Greenwich Village, in the New York City borough of Manhattan....

; McKesson bought the C.F. Mueller Company in 1977; CPC International

Corn Products International

Corn Products International, Inc. is an Illinois-based refiner and processor of corn-based food additives and sweeteners. It operates factories in 15 countries.- Company :...

 bought Mueller from McKesson in 1983.

CPC spun off its food division as Bestfoods in 1997; Unilever acquired Bestfoods in 2000. Mueller’s was among the brands divested afterward, being sold to American Italian Pasta Company

American Italian Pasta Company

American Italian Pasta Company is a pasta manufacturing company with corporate offices in Kansas City, Missouri and plants in Excelsior Springs, Missouri; Columbia, South Carolina; Tolleson, Arizona and Verolanuova, Italy...

.