Cargill
Revenue: $109.7 billion
Cargill is the largest private corporation in the U.S. and specializes in agribusiness. It provides farm services and products, food and beverage ingredients, meat and poultry, marketing and distribution services and other services to consumers, farmers, industrial companies and pharmaceutical firms. Cargill has been around for more than 150 years and is dedicated to developing products that advance nutrition, sustainability and food safety. In fiscal year 2017 it had $109.7 billion in sales and other revenue.