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We hand-curated a list of the best fortune 500 companies to work in Illinois using data on salaries, company financial health, and employee diversity. You can also search for the best companies to work for in the state and cities you want.

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 4.8
Ingredion Incorporated is a leading global ingredient solutions provider to the food, beverage, brewing and pharmaceutical industries as well as numerous industrial sectors. We are committed to supplying our customers with quality, innovative ingredient solutions that are on trend and in demand. Headquartered in the Chicago suburb of Westchester, Illinois, we turn corn, tapioca, wheat, potatoes and other raw materials into a myriad of ingredients. With more than 11,000 employees around the world, we serve customers in more than 60 diverse markets in over 100 countries. In 2013, our net sales reached $6.3 billion.
Zippia score 4.8
Jones Lang LaSalle is a financial and professional services firm that specializes in commercial real estate services and investment management. Its services include: tenant representation for organizations that lease office, industrial and retail spaces; consulting, which supports companies to develop workplace strategies such as occupancy planning, relocations, and energy and environmental sustainability initiatives; project and development services to manage ground-up creation, building construction, and major interior renovations; capital markets and real estate investment banking, which helps organizations buy and sell properties, and improve the financial impact of their real estate; facilities management for a variety of properties including office towers, retail and exhibition centers, and government, collegiate and industrial complexes; property management services, that provide on-site administration to help owners of office, industrial, retail and specialty properties reduce costs and enhance their property values; and valuations that provide impartial assessments of real estate worth through more than 200 corporate offices in 70 countries. Jones Lang LaSalle was formed by the merger of Jones Lang Wootton, a British firm with origins dating back to 1783, and LaSalle Partners, an American company formed from a predecessor launched in 1968. Jones Lang Wootton opened its first US office in New York in 1975. In 1997, the initial public offering was completed by LaSalle Partners for the company's common stock in the market.
Zippia score 4.8
Tenneco is a global manufacturing company, is pioneering global ideas for cleaner air, and smoother, quieter and safer transportation. They are one of the world's leading designers, manufacturers and distributors of Ride Performance and Clean Air products and technology solutions for diversified markets, including light vehicle, commercial truck, off-highway equipment and the aftermarket. They serve their customers from 92 manufacturing facilities and 15 engineering and technical centers around the world, delivering advanced technologies, quality products, powerful brands and outstanding engineering and manufacturing capabilities. Headquartered in Lake Forest, Illinois, their 32,000 employees around the world demonstrate the company's commitment to shareholder value, their customers' success, employee engagement and sustainability.
Zippia score 4.7
Navistar International Corp. is a holding company whose individual units provide integrated and best-in-class transportation solutions. Based in Warrenville, Ill., the company produces International brand commercial trucks, mid-range diesel engines and IC brand school buses, and Workhorse brand chassis for motor homes and step vans. It is a private-label designer and manufacturer of diesel engines for the pickup truck, van and SUV markets. The company also provides truck and diesel engine parts and service. A wholly owned subsidiary offers financing services.
Zippia score 4.7
AbbVie is a global, research-based biopharmaceutical company formed in 2013 following separation from Abbott. The company's mission is to use its expertise, dedicated people and unique approach to innovation to develop and market advanced therapies that address some of the world's most complex and serious diseases. In 2013, AbbVie employs approximately 21,000 people worldwide and markets medicines in more than 170 countries.
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 4.7
We power our partners’ success by integrating a vast product assortment, a world-class fulfillment network and a full suite of advanced sales, marketing, and digital tools. It’s a seamless solution that powers unlimited possibilities for our customers in the pursuit of smarter operations, category expansion, and business growth. We connect our customers, a diverse network of resellers, distributors, online retailers and national organizations across the U.S., with top manufacturers in the market to offer over 2 million products in our portfolio.
Zippia score 4.7
Non-U.S. Developed Markets Specialty and Branded Generics Business comprises manufacturing of specialty and generic pharmaceuticals.
Zippia score 4.6
StorterChilds is an RR Donnelley company that is part of a complete, integrated network of RR Donnelley facilities across North America. Headquartered in Gainesville, Florida, this innovative company offers custom communications solutions such as marketing solutions, digital and offset print, mailing and fulfillment, finishing and more. As a G7 Master certified printer, they bring the advanced technology, techniques and standards to meet their clients' visual expectations every step of the way, from first proof to final print.
Zippia score 4.6
The Allstate Corporation protects people from life's uncertainties with more than 113 million proprietary policies. Allstate offers a broad array of protection products through multiple brands and diverse distribution channels, including auto, home, life and other insurance offered through its Allstate, Esurance, Encompass, SquareTrade and Answer Financial brands.
Zippia score 4.6
Univar is one of the world's leading distributors of industrial and specialty chemicals. Univar represents over 2,500 chemical producers and provides its customer base, made up of 80,000 customers, with a full portfolio of products. Univar operates a network of 300 distribution facilities throughout North America, Europe, the Asia-Pacific region, and Latin America, with additional sales offices located in Eastern Europe, the Middle East, and Africa. In 2011, Univar reported sales of $9.7 billion.
Zippia score 4.6
Grainger, Inc. is an American Fortune 500 industrial supply company founded in 1927 in Chicago.
Zippia score 4.6
Conagra Brands (NYSE: CAG), headquartered in Chicago, combines a rich heritage of making great food with a sharpened focus and entrepreneurial spirit. We’re transforming the way we operate to fulfill what consumers and customers want, in a smart, simple way. We’re modernizing our iconic food brands, leveraging fresh opportunities and adapting to a changing landscape – all with a culture that’s ready to capture growth and drive shareholder value.
Zippia score 4.6
The Boeing Company is an American multinational corporation that designs, manufactures and sells fixed-wing aircraft, rotorcraft, rockets and satellites and provides leasing and product support services. Boeing is among the largest global aircraft manufacturers, is the second-largest aerospace & defense contractor in the world based on 2012 revenue and is the US' largest exporter by dollar value. Boeing stock is a component of the Dow Jones Industrial Average. The Boeing Company's corporate headquarters are located in Chicago and the company is led by Chairman and CEO James McNerney. Boeing is organized into five primary divisions: Boeing Commercial Airplanes (BCA), Boeing Defense, Space & Security (BDS), Engineering, Operations & Technology, Boeing Capital and Boeing Shared Services Group. Boeing is the world's largest aerospace company and leading manufacturer of commercial jetliners and defense, space and security systems. A top U.S. exporter, the company supports airlines and U.S. and allied government customers in 150 countries. Boeing products and tailored services include commercial and military aircraft, satellites, weapons, electronic and defense systems, launch systems, advanced information and communication systems, and performance-based logistics and training. Boeing has a long tradition of aerospace leadership and innovation. The company continues to expand its product line and services to meet emerging customer needs. Its broad range of capabilities includes creating new, more efficient members of its commercial airplane family; integrating military platforms, defense systems and the warfighter through network-enabled solutions; creating advanced technology solutions; and arranging innovative customer-financing options. With corporate offices in Chicago, Boeing employs more than 170,000 people across the United States and in 70 countries. This represents one of the most diverse, talented and innovative workforces anywhere. More than 140,000 employees hold college degrees -- including nearly 35,000 advanced degrees -- in virtually every business and technical field from approximately 2,700 colleges and universities worldwide. Our enterprise also leverages the talents of hundreds of thousands more skilled people working for Boeing suppliers worldwide. Boeing is organized into two business units: Boeing Commercial Airplanes and Boeing Defense, Space & Security. Supporting these units are Boeing Capital Corporation, a global provider of financing solutions; the Shared Services Group, which provides a broad range of services to Boeing worldwide; and Boeing Engineering, Operations & Technology, which helps develop, acquire, apply and protect innovative technologies and processes. Divisions: - Boeing Defense, Space and Security - Boeing Commercial Airplanes - Boeing Capital Corporation - Boeing Shared Services Group - Boeing Engineering, Operations & Technology
Zippia score 4.6
CDW Corporation, headquartered in Lincolnshire, Illinois, is a provider of technology products and services for business, government and education.
Zippia score 4.6
United Airlines, Inc. is a major US airline headquartered at Willis Tower in Chicago, Illinois.
Zippia score 4.5
Old Republic International Corporation is an American property insurance and title and deed company. The company is headquartered in Chicago, Illinois.
Zippia score 4.5
ITW's products and solutions are at work all over the world, in deep-sea oil rigs, aerospace technology, bridges and wind turbines, healthcare, the spaces in which they live and work, the cars they drive, and the mobile devices they rely on. They are never, whether they know it or not, more than a few steps from an innovative ITW solution. The foundation of their company is the ITW Business Model, a unique and differentiated set of core capabilities and business practices that comprises three key elements: ITW's 80/20 business process, customer-back innovation and a decentralized entrepreneurial culture.
Zippia score 4.5
As the world's population grows, so does demand for quality foods, feed ingredients for livestock, alternative fuels, and environmentally friendly alternatives to traditional chemicals. As one of the world's leading agricultural processors, Archer Daniels Midland Company (ADM) plays a pivotal role in meeting all of these needs. ADM produce the food ingredients, animal feeds and feed ingredients, biofuels and other products that manufacturers around the world use to provide wholesome food and a better life to millions of people around the globe.
Zippia score 4.5
John Deere /ˈdʒɒnˈdɪər/ is the brand name of Deere & Company, an American corporation that manufactures agricultural machinery, heavy equipment, forestry machinery, diesel engines, drivetrains used in heavy equipment, and lawn care equipment.
Zippia score 4.5
Packaging Corporation of America (PCA) is the fourth largest producer of containerboard and corrugated packaging products in the United States. Our focus on a single line of business not only differentiates us from our major competitors, but also helps us achieve levels of operational excellence that are highly respected within the industry. A leader in integration, PCA converts approximately 83% of the containerboard it produces into finished corrugated containers for a broad base of both local and national accounts. With 2012 net sales at a record $2.8 billion and 8,600 employees, PCA produced 2.6 million tons of containerboard and shipped 34.7 billion square feet of corrugated products
Zippia score 4.5
Motorola Solutions, Inc. (NYSE: MSI) is a data communications and telecommunications equipment provider that succeeded Motorola Inc. following the spin-off of the mobile phones division into Motorola Mobility Holdings, Inc. in 2011. The company is headquartered in Schaumburg, Illinois, a Chicago suburb. Motorola Solutions creates innovative, mission-critical communication solutions and services that help public safety and commercial customers build safer cities and thriving communities. Its products can be found at work in a variety of industries including law enforcement, fire, emergency medical services, national government security, utilities, mining, energy, manufacturing, hospitality, retail, transportation and logistics, education, and public services. Motorola Solutions previously held the Enterprise Mobility Solutions division of the former Motorola, Inc. It sold this division to Zebra Technologies in 2014. Motorola Solutions also previously had a Networks division, which it sold to Nokia Siemens Networks in a transaction that was completed in 2011.
Zippia score 4.5
FSA Food is a privately-held, family-owned company that provides foodservice solutions to clients in the mid-west, west, and Alaska areas. They have state-of-the-art distribution centers that offer quality services to public or private, independent or chain, as well as local on national businesses.
Zippia score 4.4
Discover Financial Services is a direct banking and payment services company operating the Discover card and America's first cash rewards credit card. It is one of the largest card issuers in the United States. Beyond its flagship credit business, it also offers personal and student loans, home and home equity loans, online savings products, certificates of deposit, and money market accounts. Its payment businesses consist of Discover Financial Services' Discover Network, with millions of merchant and cash access locations; PULSE, one of the nation's leading ATM/debit networks; and Diners Club International, a global payments network with acceptance in more than 185 countries and territories. Discover Financial Services was founded in 1985 and is based in Deerfield, I.L.
Zippia score 4.4
State Farm is a large group of insurance companies throughout the United States. State Farm participates in many online communities they want these to be places where people can share, discuss and discover great information and ideas. In keeping with the spirit of these communities they have a core set of guidelines for everyone to follow. These will make their State Farm online communities a place everyone can enjoy.
Zippia score 4.4
Walgreen Company, d/b/a Walgreens, is an American company that operates the second-largest pharmacy store chain in the United States behind CVS Health.
Zippia score 4.4
Anixter International is a leading global distributor of communication and security products, electrical and electronic wire & cable, fasteners and other small parts. The company adds value to the distribution process by providing its customers access to 1) innovative inventory management programs, 2) more than 450,000 products and over $1 billion in inventory, 3) approximately 225 warehouses with 7 million square feet of space, and 4) locations in over 260 cities in more than 50 countries. Founded in 1957 and headquartered near Chicago, Anixter trades on the New York Stock Exchange under the symbol AXE.
Zippia score 4.4
McDonald's is an American fast food company, founded in 1940 as a restaurant operated by Richard and Maurice McDonald, in San Bernardino, California, United States.
Zippia score 4.3
Caterpillar Inc., is an American corporation which designs, manufactures, markets and sells machinery and engines and sells financial products and insurance to customers via a worldwide dealer network. Caterpillar is the world's leading manufacturer of construction and mining equipment, diesel and natural gas engines, industrial gas turbines and diesel-electric locomotives. With more than US$89 billion in assets, Caterpillar was ranked number one in its industry and number 44 overall in the 2009 Fortune 500. Caterpillar stock is a component of the Dow Jones Industrial Average. Caterpillar Inc. traces its origins to the 1925 merger of the Holt Manufacturing Company and the C. L. Best Tractor Company, creating a new entity, the California based Caterpillar Tractor Company. In 1986, the company re-organized itself as a Delaware corporation under the current name, Caterpillar Inc. Caterpillar's headquarters are located in Peoria, Illinois, United States. Caterpillar machinery is recognizable by its trademark "Caterpillar Yellow" livery and the "CAT" logo.
Zippia score 4.3
The Owens Group, Inc., striving to be the most customer sensitive provider for your insurance & risk management needs.
Zippia score 4.3
Sears Holdings Corporation is the nation's fourth largest broadline retailer with approximately 3,900 full-line and specialty retail stores in the United States and Canada. Sears Holdings is the leading home appliance retailer as well as a leader in tools, lawn and garden, home electronics and automotive repair and maintenance. Key proprietary brands include Kenmore, Craftsman and DieHard, and a broad apparel offering, including such well-known labels as Lands' End, Jaclyn Smith and Joe Boxer, as well as the Apostrophe and Covington brands. It also has the Country Living collection, which is offered exclusively by Sears and Kmart. We are the nation's largest provider of home services, with more than 12 million service calls made annually. Sears Holdings Corporation operates through its subsidiaries, including Sears, Roebuck and Co. and Kmart Corporation.
Zippia score 4.3
Mondelez International, Inc. (Mondelez International) is a snack manufacturing company. The Company manufactures and markets food and beverage products for consumers in approximately 165 countries globally. The Company's portfolio includes nine brands including Oreo, Nabisco and LU biscuits; Milka, Cadbury Dairy Milk and Cadbury chocolates; Trident gum; Jacobs coffee; and Tang powdered beverage. The Company's portfolio of snack foods and refreshments also includes 53 brands. The Company operates in five segments: Latin America, Asia Pacific, Eastern Europe, Middle East and Africa, Europe and North America. The Company has operations in more than 80 countries and sells its products in approximately 165 countries. On February 22, 2013, it acquired the remaining interest in a biscuit operation in Morocco, which is a wholly owned subsidiary within its EEMEA segment
Zippia score 4.2
Baxter International Inc. develops, manufactures, and markets products for people with hemophilia, immune disorders, infectious diseases, kidney disease, trauma, and other chronic and acute medical conditions. The company operates through three segments: BioScience, Medication Delivery, and Renal. - The BioScience segment manufactures recombinant and plasma-based proteins to treat hemophilia and other bleeding disorders; plasma-based therapies to treat immune deficiencies, alpha 1-antitrypsin deficiency, burns and shock, and other chronic and acute blood-related conditions; products for regenerative medicine, such as biosurgery products and technologies used in adult stem-cell therapies; and vaccines. - The Medication Delivery segment manufactures intravenous solutions and administration sets; premixed drugs and drug-reconstitution systems; pre-filled vials and syringes for injectable drugs, intravenous nutrition products; infusion pumps; and inhalation anesthetics. This segment also offers products and services related to pharmacy compounding, drug formulation, and packaging technologies. - The Renal segment provides products to treat end-stage renal disease and irreversible kidney failure. This segment also offers solutions and other products for peritoneal dialysis, a home-based therapy and product for hemodialysis, which is conducted in a hospital or clinic. Baxter International Inc. has collaborations with HHD LLC, DEKA Products Limited Partnership, and DEKA Research and Development Corp. for the development of a home hemodialysis machine. It markets its products to hospitals, kidney dialysis centers, nursing homes, rehabilitation centers, doctors offices, clinical and medical research laboratories, and patients at home under physician supervision. The company was founded in 1931 and is headquartered in Deerfield, Illinois.
Zippia score 4.2
Arthur J. Gallagher & Co.
Zippia score 4.1
Isotope Solutions Group, Inc. researches, develops, and tests nuclear pharmaceuticals for therapeutic use in the treatment of most lethal forms of cancer. The Company also manages medical groups specializing in cancer research.
Zippia score 4.1
LKQ Corporation is the largest nationwide provider of alternative collision replacement parts and a leading provider of recycled engines and transmission and remanufactured engines, all in connection with the repair of automobiles and other vehicles. LKQ also has operations in the United Kingdom, the Benelux, France, Canada, Mexico and Central America. LKQ operates more than 500 facilities, offering its customers a broad range of replacement systems, components and parts to repair automobiles and light, medium and heavy-duty trucks. LKQ Corporation was founded in 1998 with the purchase of Triplett Automotive Recycling of Akron, Ohio. We sought out to build a company that would gain a reputation for the quality and consistency it offered. Some in the industry doubted that a new national conglomerate could successfully accomplish, and cost-effectively garner, this reputation from customers, as customers from one side of the country received parts from an unknown supplier. Despite such concerns, LKQ grew into a network of 38 salvage yards and 12 distribution centers, operating across the continental US by the early 2000s.
| Rank | Company | Zippia score |
|---|---|---|
| 1 | Exelon | |
| 2 | Ingredion | |
| 3 | JLL | |
| 4 | Tenneco | |
| 5 | Navistar | |
| 6 | AbbVie | |
| 7 | TreeHouse Foods | |
| 8 | Essendant | |
| 9 | Abbott | |
| 10 | RRD | |
| 11 | Allstate | |
| 12 | Univar | |
| 13 | Grainger | |
| 14 | Conagra Brands | |
| 15 | Boeing | |
| 16 | CDW | |
| 17 | United | |
| 18 | Old Republic International | |
| 19 | ITW | |
| 20 | ADM | |
| 21 | John Deere | |
| 22 | Packaging Corporation of America | |
| 23 | Motorola Solutions | |
| 24 | US Foods | |
| 25 | Discover | |
| 26 | State Farm | |
| 27 | Walgreens | |
| 28 | Anixter | |
| 29 | McDonald's | |
| 30 | Caterpillar | |
| 31 | The Owens Group | |
| 32 | Sears Holdings | |
| 33 | Mondelēz International | |
| 34 | Baxter International | |
| 35 | Gallagher | |
| 36 | Dover | |
| 37 | LKQ |