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

Zippia score 4.6
Jewel-Osco is a supermarket chain in the Chicago metropolitan area, headquartered in Itasca, a western suburb.
Zippia score 4.7
Knowles Electronics is a Supplier of performance audio, intelligent audio, specialty components in the mobile communications. At Knowles Corporation, we've achieved excellence in our industry for more than 70 years. We strive to continuously reinvent our industry and make products more powerful than before. Our products and solutions help our customers find more ways to put better technology to work for their customers. We are a market leader and global supplier of performance audio, intelligent audio, and specialty components in the mobile communications, consumer electronics, hearing health, military/space and other industrial end markets. Our deep understanding of acoustics and the audio ecosystem facilitated our natural progression from acoustic components, to integrated audio modules, into intelligent audio solutions. Supported by rigorous testing, we deliver consistently dependable and precise products including hearing aid components, MEMS (micro-electro-mechanical systems) microphones, transducers, capacitors, and oscillators. We are also uniquely positioned to deliver advanced hardware and software solutions including intelligent microphones, voice processors, and other hardware and software solutions that optimize the performance of the audio signal path. We have always, and continue to, introduce disruptive communication technologies such as the world's first miniature microphone and receiver for hearing aids in 1954 and the first surface mount MEMS (micro-electrical-mechanical systems) microphone in 2001. With the addition of Audience Inc. in 2015, a mobile voice and audio-processing company, we have the most comprehensive audio system capabilities and applications in the market. Headquartered in Itasca, Illinois, our global scale of more than 7,000 employees in 15 countries worldwide includes design centers in Europe, Asia, India and North America. Coupled with our significant investment in research and development, our scale enables us to remain agile and efficient and deliver groundbreaking technology to our customers with high-volume economies. Throughout our history, we have transformed the way people communicate and enjoy sound. Our solutions, which are used in more than 70 percent of hearing health products and 60 percent of mobile devices in the market, have enabled technology leaps. Our products are also widely used in the professional music industry - we created the first personal monitors for musicians - replacing floor monitors and improving sound quality for large-scale performances. Our devices, designed for mission critical applications, can also be found in military equipment and various outer space utilities including NASA's Mars Curiosity Rover. In fact, our products amplified Neil Armstrong's words from the moon during the Apollo 11 mission in 1969. At Knowles, we hear possibility in unexpected places and are unified by a spirit of innovation to constantly push boundaries and connect people by bringing audio to life.
Zippia score 4.5
Robertshaw is a global engineering and manufacturing company, has acquired BSI to create the most comprehensive portfolio of gas delivery products and systems for appliance and HVAC equipment manufacturers.
Zippia score 4.0
The Boler Company Inc., through its subsidiaries, manufactures truck and tractor suspensions, trailer suspensions, truck and trailer lift axles, springs, and bumpers to the commercial transportation industry. It also offers truck bumpers and stamped components, as well as steel flat-leaf and parabolic taper-leaf springs. The company was founded in 1977 and is based in Itasca, Illinois. The company has operations in the United States, Canada, Mexico, United Kingdom, Spain, and Australia.
Zippia score 4.5
Fellowes is a global manufacturer and marketer of office products industry, designs, and manufactures innovative products that offer the consumer quality, usefulness, and value. It markets a broad range of paper shredders, binding and laminating equipment, desktop accessories, and records storage solutions for both personal and professional use. Fellowes employs over 2,000 people throughout the world with operations in fifteen countries. It was founded in 1917 by Harry Fellowes and is headquartered in Itasca, Illinois.
Zippia score 4.8
First Midwest Bank provide more than just solutions. They provide momentum. For your business. Your finances. Your life. They are a Chicago-based bank with deep financial resources. So they can combine size and stability with quick response. A large array of products with close personal service. And a global perspective with strong local knowledge. Whether you're looking for commercial expertise, wealth management, or just a family bank, consider the bank with energy, ideas, and resources.
Zippia score 4.4
Marconi Communications North America Inc. manufactures Computer peripheral equipments. The company is based in Itasca, Illinois.
Zippia score 4.4
Market Day Corporation provides food fundraising services to organizations in the United States. Its services include single event, brochure, and cookie dough fundraising programs. The company also provides appetizers, breakfasts, lunch and snacks, side dishes, entertaining and clearance meals, soups and sandwiches, seasonings, breads, entr es, rice, pasta and potatoes, pizzas, vegetables, gift ideas, fruits, and gift brochures. In addition, Market Day Corporation offers gourmet food catalogs, butcher shop meats, family meals, and restaurant-quality and gourmet desserts; meatless, pork and beef, poultry, and seafood dinners; and bakery, dairy, beverages, fish and seafood, and cleaning products. The company was formerly known as True These Benefit Marketing, Inc and changed its name to Market Day Corporation in January 1991. Market Day Corporation was founded in 1978 and is based in Itasca, Illinois. It has locations in Delaware, Florida, Illinois, Indiana, Iowa, Kentucky, Maryland, Michigan, Missouri, New Jersey, Ohio, Pennsylvania, Virginia, West Virginia, and Wisconsin. As of June 24, 2015, Market Day Corporation operates as a subsidiary of World's Finest Chocolate Inc.
Zippia score 4.6
Flexera is an American computer software company based in Itasca, Illinois.
Zippia score 4.1
AIT Worldwide Logistics enables companies to respond to global opportunities, connect with new suppliers and customers, and leverage creative shipping solutions that take the complexity out of doing business globally.
Zippia score 4.1
Xeikon America, Inc. is primarily engaged in the wholesale distribution of industrial machinery and equipment, not elsewhere classified.
Zippia score 4.3
With over 65 brands and 35 entertainment licenses represented in our products, you can be assured of a wide selection and constant innovation to meet the growing needs of your store and customers. If you'd like to learn more about our retail partner p...
Zippia score 3.8
Dedicated to excellence and integrity in all that we do. We operate the most dynamic and profitable game rooms and attractions nationwide. This is achieved through the pursuit of excellence, innovation, and a commitment to providing an industry ...
Zippia score 4.0
The Smartest Route Between Two Points Around the world, more people are getting to know NNR. With offices and partners dotting the globe, we've become known for our user-friendly mix of local knowledge and global perspective. Shippers rely on us f...
Zippia score 4.2
Leister Technologies AG operates as a global market and innovation leader in the fields of plastic welding, process heat and laser plastic welding. Leister serves countless industries with automatic welding machines, heat guns, welding extruders, laser...
Zippia score 4.4
Risk Placement Services is a managing general agent/underwriting manager and nationally focused wholesale insurance broker.
Zippia score 4.0
National Safety Council is a non-profit organization that offers safety and health solutions against unintentional deaths and disabling injuries at home, workplace, and during transportation. The organization publishes books, manuals, and periodicals on emergency care, employee safety, ergonomics, and safety management and supervision. It also offers online training courses on occupational safety. National Safety Council was founded in 1913 and is based in Itasca, Illinois.
Zippia score 3.8
Walter E. Smithe is a furniture company based in Itasca, Illinois.
Zippia score 4.5
MOONS' is the top stepper motor manufacturer in the world. Service areas: Motion control, Intelligent LED Control and Condition Monitoring. Main products: stepper motor, motor drive, LED drive, etc
Zippia score 3.8
To provide our customers with exemplary service and persistently look for new ways to surpass their expectations.
Zippia score 4.6
Opower Inc provides cloud-based software to the utility industry in the US. Energy providers use their platforms to deliver proactive, digital communications for them to manage energy demand and lower service cost. Their software is distributed to 100 utilities worldwide. The company was founded by friends Dan Yates and Alex Laskey in year 2007, and now has a record of 500 employees in its five offices.
Zippia score 4.2
Office Depot, Inc. is a global supplier of office products and services. The company was incorporated in 1986 with the opening of our first retail store in Fort Lauderdale, Florida. Formed by the merger of Office Depot and OfficeMax, Office Depot, Inc. is a leading global provider of products, services, and solutions for every workplace - whether your workplace is an office, home, school, or car.
Zippia score 4.2
As a leading supplier of sensors, measuring systems, laser markers, microscopes, and machine vision systems worldwide, KEYENCE is at the forefront of factory automation. They strive to develop innovative and reliable products to meet the needs of their customers in every manufacturing industry. In addition to their world-class products, KEYENCE offers a full range of services to further assist their customers. Their technically trained direct sales force is able to solve tough applications and answer technical questions about their products. They also provide fast shipping so customers can improve their processes as quickly as possible. KEYENCE is dedicated to adding value to their customers by combining superior technology with unparalleled support.
Zippia score 3.9
Benchmark Hospitality, Inc., doing business as Benchmark Hospitality International, engages in the management and marketing of resorts, hotels, and conference centers in the United States, the Caribbean, and Japan. The company offers services in the areas of hotel and resort operations, sales and marketing, global distribution, food and beverage, conference management, technical services, information technology, golf operations, human resources, accounting/finance, business development, and capital markets. Its services cover various phases of a project from consulting on market demand and feasibility analysis, to facilities construction and design, to pre-opening marketing and technical services, and to the profitable operational marketing and management of the project. The company also arranges for procurement of hospitality-related products and services. It serves real estate owners and hotel guests. The company was founded in 1980 and is based in The Woodlands, Texas with regional offices in Seattle, Washington; New Brunswick, New Jersey; and Japan.
Zippia score 4.7
Mortenson is a U. S. based, top 20 builder, developer and provider of energy and engineering services company that's committed to helping organizations move their strategies forward. Their broad portfolio of integrated services ensures that its customers' investments result in high-performing assets. Founded in 1954, Mortenson has operations across North America with offices in Chicago, Denver, Fargo, Iowa City, Milwaukee, Minneapolis, Phoenix, Portland, San Antonio, Seattle, Washington, DC , and in Canada.
| Rank | Company | Zippia score |
|---|---|---|
| 1 | Jewel-Osco | |
| 2 | Knowles | |
| 3 | Robertshaw | |
| 4 | The Boler Company Inc | |
| 5 | Fellowes Brands | |
| 6 | First Midwest Bank | |
| 7 | Marconi Communications North America Inc | |
| 8 | Market Day Corporation | |
| 9 | Revenera | |
| 10 | AIT Worldwide Logistics | |
| 11 | Xeikon | |
| 12 | Enesco | |
| 13 | Family Entertainment Group | |
| 14 | NNR Global Logistics | |
| 15 | Leister Technologies | |
| 16 | Risk Placement Services | |
| 17 | National Safety Council | |
| 18 | Walter E. Smithe Furniture & Design | |
| 19 | MOONS' INDUSTRIES | |
| 20 | Aircell |