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We figured out the best fortune 500 companies to work for in Illinois using data on salaries, company financial health, and employee diversity. You can also search for the best fortune 500 companies to work for in any other state or city.

Zippia score 4.7
TreeHouse Foods Inc. is a multinational food processing company specializing in producing private label packaged foods headquartered in Oak Brook, Illinois.
Zippia score 4.8
Exelon Corporation is an American energy producer, trader, and distributor. The company provides services for energy generation businesses in the United States. The company owns, contracts, and invests in electric generating facilities such as nuclear, fossil, and hydroelectric generation facilities, as well as wind and solar facilities. It is also involved in the wholesale and retail customer supply of electric and natural gas products and services including renewable energy products, risk management services, natural gas exploration, and production activities. In addition, the company is engaged in the purchase and regulated retail sale of electricity and the provision of distribution and transmission services in northern Illinois, southeastern Pennsylvania, and central Maryland. It is also involved in the purchase and regulated retail sale of natural gases and the provision of distribution services in the Pennsylvania counties surrounding the City of Philadelphia, as well as in central Maryland including the City of Baltimore. Exelon Corporation operates through nine segments: Mid-Atlantic, Midwest, New England, New York, ERCOT, other regions, ComEd, PECO, and BGE. It sells electricity, natural gases, and other related products and solutions to various customers including distribution utilities, municipalities, and cooperatives, as well as to commercial, industrial, governmental, and residential customers. Founded in 1887, Exelon Corporation is headquartered in Chicago, Illinois.
Zippia score 4.5
Macy's, Inc. is an omnichannel retailer that delivers fashion and affordable luxury to customers through outstanding stores, dynamic online sites and mobile apps. The company operates approximately 690 department stores under the nameplates Macy's and Bloomingdale's, and more than 180 specialty stores that include Bloomingdale's The Outlet, Bluemercury, Macy's Backstage and STORY. Macy's offers distinctive assortments including exclusive and fashion brands such as: Versace, Jessica Simpson, DKNY, Donna Karan, and much more.
Zippia score 4.5
Kellogg Company, with its global headquarters in Battle Creek, Michigan, USA, is the world's leading cereal company, and a major producer of convenience foods. It markets more than 1,500 products in over 180 countries all over the world. Founded in 1906, with a commitment to nutrition, Kellogg Company has always been focusing on its products and processes. Today, with more than 100 ready-to-eat cereals around the world, consumers count on Kellogg for providing great-tasting, convenient and healthy food choices that meet their nutrition needs. Kellogg entered India in 1995 and during these 16 years, the company has become synonymous with great tasting & nourishing breakfast cereals. With a range of brands appealing to kids, adults and of course, the entire family, Kellogg's is becoming a common feature on breakfast tables across Indian homes today.
Zippia score 4.5
3365 Nordstrom, Inc. is an American luxury department store chain headquartered in Seattle, Washington and founded by John W.
| Rank | Company | Zippia score |
|---|---|---|
| 1 | TreeHouse Foods |