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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 3.9
Böhler-Uddeholm is a large Austrian company specialized in producing tool steel and special forgings. It was formed in 1991 as a result of a merger between the Austrian parastatal Böhler and of Uddeholms AB of Sweden.
Zippia score 4.6
The Middleby Corporation (Nasdaq:MIDD) is a global leader in the foodservice and food processing equipment industry. The company, through its subsidiaries, engages in the design, manufacture, and sale of commercial foodservice and food processing equipment. The company's Commercial Foodservice Equipment group manufactures cooking equipment for restaurants and institutional kitchens. Its Food Processing Equipment group manufactures food preparation, cooking, packaging, and food safety equipment for the food processing industry. Middleby has received numerous prestigious awards and recognitions including "Forbes Best Small Company", "Business Week Hot Growth Company", "Fortune Fastest Growing Company", "Crain's Chicago Business, Fast Fifty". The Middleby Corporation was founded in 1888 and is based in Elgin, Illinois
Zippia score 4.1
Wanxiang America Corporation designs and manufactures automotive components for the OEM and after-market sectors. The company was incorporated in 1993 and is based in Elgin, Illinois. Wanxiang America Corporation operates as a subsidiary of Wanxiang Group Corporation.
Zippia score 4.7
HARTING USA is the North American subsidiary of HARTING, a German-based global leader in the connector industry. They develop, manufacture and sell the world's most durable and reliable products and solutions for use in mechanical and plant engineering, broadcast and entertainment, factory automation, power generation and distribution as well as industrial electronics and telecommunication. Founded in 1986 and based in Elgin, Illinois, HARTING USA continues the proud tradition of their parent company, first established in 1945, delivering unrivaled reliability, efficiency, performance and innovation. That includes their own facility, where they manufacture circuit board technology and customized cabling solutions.
Zippia score 3.8
To provide shop drawing services of the highest quality for the bridge fabrication industry.
Zippia score 4.2
Founded in 1881, Seigle's Cabinet Center is a top supplier of lumber, doors, windows, trusses, and other building materials to customers nationwide. Today, Seigle 's is recognized as the largest distributor of kitchen and bath cabinetry and countertops in the Chicago market.
Zippia score 4.5
Heritage-Crystal Clean, Inc. is a provider of parts cleaning, containerized waste management, used oil collection and vacuum truck services and own and operate a used oil re-refinery. The Company operates in two segments: Environmental Services and Oil Business. The Company offers an integrated suite of industrial and hazardous waste services including parts cleaning, containerized waste management, used oil collection and re-refining, and vacuum truck services. In the Company's non-hazardous program, it provides its customers an alternative parts cleaning solvent not included in the definition of hazardous waste due to its increased flashpoint (the minimum temperature at which vapors from the solvent ignites when tested under specified laboratory conditions). In February 2013, it acquired a majority interest in Mirachem LLC.
Zippia score 4.6
Global Leader of Quality-Driven & Innovative Nut Solutions We are the NUT EXPERTS Our business model is simple. High quality products, services & knowledge.
Zippia score 3.5
Mr.Chips, Inc. is a leading manufacturer and wholesaler of Bingo, Novelty, Game Parts, Game Components, Educational, Recreational and Raffle supplies. We cater directly to the needs of these specific markets but continually strive to find new ways in w...
Zippia score 4.0
There are no limits to an ECC education when coupled with your determination and imagination. With ECC's first-rate instruction, comprehensive offerings, guaranteed degrees, convenient locations, affordable tuition, small classes and a caring staff and faculty, you can go anywhere you want to go! The mission of Elgin Community College is to improve people's lives through learning. Twelve buildings grace a picturesque 145-acre campus. More than half the total square footage of buildings has been constructed since 1991. It's a modern network of buildings where learning is enhanced by the latest equipment, Internet and wireless access and computer instruction across the curricula. ECC is outfitted for the future and continues to grow to meet the ever-changing needs of our students.
Zippia score 3.8
Softweb Solutions Inc. is an Avnet company with offi ces in Chicago, Dallas and Ahmedabad. We deliver best-of-breed AI software for IoT applications, along with providing data services and digital transformation to enterprises. Over a decade of experience with startups to Fortune 100 companies has given us the proficiency to offer strategy, design, engineering solutions, and R&D services. Softweb Solutions works with a range of clients that vary from startup to fortune 100 companies and large enterprises on emerging tech-trends. The company specializes in creative design, technology, strategy, and user experience development. Founded in 2000 by Ripal Vyas, Softweb Solutions is headquartered in Elgin, Illinois.
Zippia score 3.5
Zippia score 4.0
Rakon America LLC distributes and markets frequency control solutions such as oven controlled crystal oscillators (OCXOs), temperature compensated OCXOs, ultra stable and high stability temperature compensated crystal oscillators, voltage controlled crystal oscillators in the United States. The company was founded in 2002 and is based in Elgin, Illinois. Rakon America LLC operates as a subsidiary of Rakon Limited.
Zippia score 4.4
Our brands include Perfect Servings Coffee Condiments & Dispensers, Komoniwana™ Cold Beverages, Victorian Inn™ Cappuccino, Hot Cocoa and Coffee Creamers.
Zippia score 4.1
Capsonic Automotive, Inc. is primarily engaged in manufacturing relays; motor starters and controllers; and other industrial controls and control accessories.
Zippia score 4.0
Your complete source for underground precast concrete structures, concrete pipe, sewer / drainage pipe and concrete construction supplies.
Zippia score 4.0
To manage the city's financial operations in an effective, courteous, and efficient manner that.
Zippia score 4.4
Colony Display is a designer, manufacturer and installer of highly customized fixtures, exhibits and displays servicing home improvement, retail and hospitality.
Zippia score 3.8
Welcome to ABG International, manufacturers of innovative print finishing equipment for over 60 years, with over 11,000 machines installed throughout the world.
Zippia score 4.4
Solutions for any requirements with regard to drive technology in industry and raw materials extraction. Discover the new Flender!
Zippia score 4.8
JPMorgan Chase & Co. is an American multinational investment bank and financial services holding company headquartered in New York City.
Zippia score 4.4
Cardinal Health, Inc. is an American multinational health care services company, and the 14th highest revenue generating company in the United States.
Zippia score 4.3
Northwestern Medicine formerly Northwestern Memorial Healthcare, is a non-profit healthcare system affiliated with the Northwestern University Feinberg School of Medicine, in Chicago, Illinois.
Zippia score 4.7
Hubbell Incorporated is an American company that designs, manufactures and sells electrical and electronic products for non-residential and residential construction, industrial and utility applications.
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 4.7
The Dial Corporation, doing business as Henkel North American Consumer Goods, is an American company based in Stamford, Connecticut.
Zippia score 4.1
Hexagon Manufacturing Intelligence provides design, measurement, and visualization technologies that enable customers to design, measure and position objects, and process and present data. The company provides small-and medium-class coordinate measuring (CMM) machines that allow the client to measure small-and medium-size parts; stationary gantry-and bridge-type 3D coordinate measuring machines; and horizontal arm coordinate measuring machines.
Zippia score 4.7
Dynacast is a leading global manufacturer of small engineered precision components utilizing proprietary multi-slide die casting technology and tooling techniques.
Zippia score 3.7
Potbelly Corporation is a publicly traded American fast-casual restaurant chain that focuses on submarine sandwiches and milkshakes.
Zippia score 4.5
Northwestern Mutual has been helping people and businesses achieve financial security for more than 160 years. Through a holistic planning approach, Northwestern Mutual combines the expertise of its financial professionals with a personalized digital experience and industry-leading products to help its clients plan for what's most important. Northwestern Mutual delivers financial security to millions with life, disability income and long-term care insurance, annuities, and brokerage and advisory services. The company manages billion of dollars of investments owned by its clients and held or managed through its wealth management and investment services businesses. Northwestern Mutual is the marketing name for The Northwestern Mutual Life Insurance Company (NM), Milwaukee, WI (life and disability insurance, annuities, and life insurance with long-term care benefits) and its subsidiaries. Subsidiaries include Northwestern Mutual Investment Services, LLC (NMIS) (securities), broker-dealer, registered investment adviser, member FINRA and SIPC; the Northwestern Mutual Wealth Management Company (NMWMC) (fiduciary and fee-based financial planning services), federal savings bank; and Northwestern Long Term Care Insurance Company (NLTC) (long-term care insurance).
Zippia score 4.1
Our light industrial and light clerical staffing division is our foundational business and has been the driving force behind our 1200%+ growth rate from 2001 to 2011. This is our flagship division currently representing 85% of our overall business. ...
Zippia score 4.4
Portillo's Restaurant Group, Inc. is an American fast casual restaurant chain that specializes in serving Chicago-style food such as hot dogs, Maxwell Street Polish, and Italian Beef. The company was founded by *** Portillo on April 9, 1963 in Villa Park, Illinois under the name "The Dog House".
Zippia score 4.9
Wintrust Financial Corporation (Wintrust) is a financial services holding company based in Rosemont, Illinois, with assets above $18 billion. The Company engages in the business of providing traditional community banking services, wealth management services, commercial insurance premium financing, mortgage origination, short-term accounts receivable financing, and certain administrative services, such as data processing of payrolls, billing and treasury management services. The Company provides community-oriented, personal and commercial banking services to customers located in the greater Chicago, Illinois and southern Wisconsin metropolitan areas (see map) through its 15 wholly owned banking subsidiaries.
Zippia score 4.5
Through pioneering spirit and innovation, DEUTZ shaped the industrial revolution. Now, we are driving the next revolution - delivering efficiency, performance and sustainability for our customers.
Zippia score 4.7
App Studio is the fastest on-demand development platform to build web and mobile applications. It's like a remote team that helps companies to design their products, build their prototypes and develop their applications.
Zippia score 4.2
Sunstar is a Japanese global oral care, health and beauty, chemicals, and motorcycle parts conglomerate with affiliates in 29 countries. Its main businesses are the development, manufacturing and sale of oral care products as well as of chemical formulations for industrial applications and motorcycle parts.
Zippia score 4.6
Founded in 1975, CTDI Inc. is a full-service, global engineering, repair and logistics company providing best-cost solutions to the communications industry. CTDI maintains its Headquarter at West Chester, Pennsylvania, USA. We employ over 8000 employees in more than 65 facilities worldwide.
Zippia score 4.7
Ryerson is a leading distributor and processor of metals in North America. Headquartered in Chicago, we operate service centers in cities across the United States and Canada, and serve an expanding international customer base in China, Ryerson China Limited. Ryerson offers an unparalleled range of products, leading processing and fabricating capabilities, a broad geographic reach, and an established commitment to superior service.
Zippia score 4.3
NTN USA Corporation is a holding company, through its subsidiaries manufactures and supplies bearing units, power transmission equipment ball, roller, mounted bearings, and constant velocity joints for the automotive, aircraft, forklift, and manufacturing industries. The company was founded in 1990 and is based in Mount Prospect, Illinois. NTN USA Corporation operates as a subsidiary of NTN Corp.
Zippia score 4.7
Federal Signal Corporation (NYSE: FSS) enhances the safety, security and well-being of communities and workplaces around the world. Founded in 1901, Federal Signal is a leading global designer and manufacturer of products and total solutions that serve municipal, governmental, industrial and institutional customers. Headquartered in Oak Brook, Ill., with manufacturing facilities worldwide, the Company operates three groups: Safety and Security Systems, Environmental Solutions and Fire Rescue.
| Rank | Company | Zippia score |
|---|---|---|
| 1 | Bohler-Uddeholm | |
| 2 | The Middleby | |
| 3 | Wanxiang America | |
| 4 | HARTING | |
| 5 | dgsts | |
| 6 | Seigle's Cabinet Center | |
| 7 | Heritage - Crystal Clean | |
| 8 | John B. Sanfilippo & Son | |
| 9 | Mrchips | |
| 10 | Elgin Community College | |
| 11 | Softweb Solutions | |
| 12 | Tradeco Construction | |
| 13 | Rakon America LLC | |
| 14 | United Food Group | |
| 15 | Capsonic Companies | |
| 16 | Welch Bros | |
| 17 | City of Elgin | |
| 18 | Colony Display | |
| 19 | A B Graphic International | |
| 20 | A. Friedr. Flender AG |