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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 4.2
Arthur J. Gallagher & Co.
Zippia score 4.9
Komatsu America Corp. designs, manufactures, and supplies construction, mining, and compact construction equipment for forklift and forestry markets. It offers mining equipment, including dump trucks, hydraulic excavators/shovels, dozers, and wheel loaders; construction equipment, including hydraulic excavators, wheel loaders, dozers, articulated dump trucks, rigid dump trucks, and motor graders; compact construction equipment, including compact hydraulic excavators, and compact wheel loaders; specialty products for waste, material handling, and other applications; forestry equipment, including wheeled harversters, forwarders, track feller bunchers, track feller harvesters, and harvesting heads; and forklift equipment, including internal combustion (cushion and pneumatic), electric (three wheel and four wheel counterbalanced), and narrow aisle (single and double reach). The company also offers remanufactured components, as well as markets used equipment. In addition, it provides service and support, repair, maintenance, and training services, as well as spare parts and finance for purchasing equipment. It sells its equipment through a network of distributors in North America and internationally. The company was founded in 1970 and is based in Rolling Meadows, Illinois. It has manufacturing plants in Chattanooga, Tennessee; Newberry, South Carolina; and Peoria, Illinois. The company also has parts distribution facilities in Ripley, Tennessee; Bridgeville, Pennsylvania; Las Vegas, Nevada; Denver, Colorado; Minneapolis, Minnesota; Portland, Oregon; Savannah, Georgia; and Toronto and Edmonton, Canada, as well as a training center in Cartersville, Georgia. Komatsu America Corp. operates as a subsidiary of Komatsu Ltd.
Zippia score 4.1
MYR Group Inc. is an American corporation that offers electrical construction services for transmission and distribution lines, substations, commercial and industrial buildings, and renewable energy.
Zippia score 4.1
Apidel is one of the best staffing company in the USA. Recently Apidel awarded as the fastest-growing company in the USA in inc5000 magazine
Zippia score 4.2
Cambium Networks is a global provider of wireless broadband solutions that connect the unconnected. Through its extensive portfolio of reliable, scalable and secure wireless broadband point-to-point (PTP) and point-to-multipoint (PMP) platforms, Cambium Networks makes it possible for all service providers; enterprises; governmental and military agencies; oil, gas and utility companies; Internet service providers; and public safety networks to build powerful, easily sustainable communications networks.
Zippia score 4.1
Charles Industries engineers and manufacturers environmental enclosure solutions for communications and power distribution applications.
Zippia score 3.8
IonTuition provides education fintech services such as income share agreements and student loan management to higher education and employers
Zippia score 4.0
Sortimat Technology LP is primarily engaged in manufacturing metalworking machinery, not elsewhere classified.
Zippia score 4.1
Fusion Risk Management is a provider of cloud-based continuity risk management software, contingency planning solutions, and consulting services.
Zippia score 4.1
Logistyx Technologies helps businesses reduce shipping costs by 40 percent by getting smarter about what label goes on each parcel. Its edge computing model combines the power and collaboration capabilities of the cloud with the speed and agility of onsite tools and technology to ensure seamless support of the world's largest and most sophisticated warehouse operations, as well as small businesses relying on manual fulfillment processes.
Zippia score 4.1
School Health is the largest distributor of school nurse, sports medicine, special education, speech and health supplies to school nurses, athletic trainers and special education departments in the U.S.
Zippia score 4.2
VIVA USA keeps IT systems alive. The company is an information technology services company which focuses on consulting, outsourced software development, and software integration. It specializes in products from vendors including SAP and Oracle that enable automated customer relations and supply chain management among other functions. VIVA has branch locations in Cleveland; Fairfax, Virginia; and Riverside, California; it also has a software development center in Chennai, India. The company serves government agencies and commercial customers in such industries as banking, education, and transportation. Clients have included Arconic and the US Postal Service. President Vasanthi Ilangovan founded the company.
Zippia score 3.8
Zippia score 3.7
To provide professional search and recruitment services to top quality firms by locating superior talent in their respective industries. To assist enterprising individuals in making important career decisions for the benefit of themselves, their families and their new employers.
Zippia score 4.3
JCR is the number one catastrophe cleaning company. Our Chicago restoration contractors specialize in disaster cleanup for fire, flood & storm damage. If your commercial or residential property's searching for disaster restoration companies, click to l...
Zippia score 4.1
United Chemi-Con, Inc. is primarily engaged in manufacturing electronic capacitors.
Zippia score 4.2
Hitachi Home Electronics (America), Inc. is based in the United States. Hitachi Home Electronics (America), Inc. operates as a subsidiary of Hitachi Ltd.
Zippia score 4.0
Northwest Oncology & Hematology offers advanced care and treatment for lung cancer, prostate cancer, breast cancer, gynecologic cancers, colon cancer, bladder cancer, kidney cancer, liver cancer, head and neck cancers, esophageal cancer, leukemia and b...
Zippia score 4.1
EPAY Systems is an organization that specializes in managing time and labor for companies looking to accurately manage their workforce and the corresponding costs related to their people.
Zippia score 3.1
Crystal Die and Mold, Inc. is primarily engaged in manufacturing plastics products, not elsewhere classified.
Zippia score 4.7
Terremark Worldwide, Inc., a subsidiary of Verizon Communications Inc., provides managed information technology (IT) solutions such as colocation, managed hosting, managed network, disaster recovery, security, and cloud computing services. The company has data centers in the United States, Europe and Latin America. Its clients come from various sectors including: enterprise, government agencies, systems integrators, network service providers, Internet content and portal companies. Terremark Worldwide was founded in 1982 and is based in Miami, Florida.
Zippia score 4.7
Northrop Grumman Corporation (NYSE: NOC) is a leading global security company whose 120,000 employees provide innovative systems, products, and solutions in aerospace, electronics, information systems, shipbuilding and technical services to government and commercial customers worldwide.
Zippia score 4.7
Capital One Financial Corporation, incorporated in July 21, 1994, is a diversified banking company focused primarily on consumer and commercial lending and deposit origination. Its principal business segments are Local Banking and National Lending. Local Banking includes consumer, small business and commercial deposits, and lending conducted within its branch network. The National Lending segment consists of three sub-segments: - The U.S. Card sub-segment, which consists of domestic consumer credit and debit card activities; - The Auto Finance sub-segment, which includes automobile and other motor vehicle financing activities, - The Global Financial Services sub-segment consisting of international lending activities, small business lending, installment loans, home loans, healthcare financing and other diversified activities.
Zippia score 4.6
Founded in 1905 with the endorsement of Abraham Lincoln's son, Robert Todd Lincoln, Lincoln Financial Group is the first and only company to carry Abraham Lincoln's name, image and ideals at the heart of their brand. For more than a century, they have advanced President Lincoln's inclusive vision and values by building an honest, dependable financial services company. They are dedicated to helping Americans secure better, more optimistic futures for themselves and their loved ones.
Zippia score 3.7
Potbelly Corporation is a publicly traded American fast-casual restaurant chain that focuses on submarine sandwiches and milkshakes.
Zippia score 4.4
Methode Electronics is a leading developer of custom-engineered and application-specific products and solutions utilizing the latest technologies. From biometric identification utilizing the unique characteristics of human skin structure; to magnetic signature sensing of mechanical and electrical properties; to the revolutionary solid-state touch sensitive switches used in today's appliances and automobiles, Methode's extensive toolbox of technical solutions help our customers differentiate their products. Our regional design and customer support centers, coupled with manufacturing campuses in the Americas, Europe, and Asia allow Methode to bring a total business solution to customers worldwide. We leverage the talents of our 2,800 employees to serve a diversified group of customers in four market areas: User Interfaces, Sensor and Switches, Power and Data. Methode helps customers win in their end markets by providing an unmatched combination of customer focus, differentiated technology, problem solving and world -class manufacturing.
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 4.3
ATS is the leading provider of energy management services, automated control systems and critical airflow solutions. ATS helps building owners reduce energy consumption and maximize effectiveness of facilities management personnel. Located in Renton, serving Seattle and the surrounding Washington state communities.
Zippia score 4.1
ATS Ohio, Inc. plans, designs, builds, installs, and services automated manufacturing and test systems to customers in the healthcare, computer-electronics, automotive, consumer products, and energy sectors. The company was formerly known as Gelzer Systems Company. The company was incorporated in 1974 and is based in Lewis Center, Ohio. ATS Ohio, Inc. operates as a subsidiary ATS Automation Tooling Systems Inc.
Zippia score 3.9
Sapiens Decision NA Inc. is primarily engaged in providing computer programming services on a contract or fee basis. Establishments of this industry perform a variety of additional services, such as computer software design and analysis; modifications of custom software; and training in the use of custom software.
Zippia score 4.2
Technosoft is an integrated Information Technology (IT) and Business Process Management (BPM) solutions provider. It offers IT services, including application lifecycle, independent verification and validation, remote infrastructure management, and enterprise resource planning; CRM solutions, including sales force automation, marketing automation, and customer services; SAP Hybris, an e-commerce platform that provides multi-channel commerce, master data management, and order management for B2B and B2C environments.
Zippia score 4.8
Kforce is a professional staffing and solutions firm specializing in the areas of technology and finance & accounting services. The company has a network of more than 50 offices and two national recruiting centers. Its team of 2,000 experts across the United States helps place a number of candidates into careers, including permanent, temp to perm and temporary positions. Kforce Inc. was founded in 1962 and is headquartered in Tampa, Florida.
Zippia score 4.2
E2open is the world's largest multi-enterprise business network, combining all the data and best-in-class applications you need to orchestrate and optimize your entire supply chain. This combination is a key to enabling a new level of performance which can only come from being data-driven, taking a holistic view and managing end-to-end instead in a siloed fashion. E2open creates the opportunity for a step-change in profitable growth by simultaneously driving down direct costs while capturing new market share and provides the ability to manage all tiers of production, inventory, logistics and channels from one place in the cloud. Trusted by the world's largest brands across all industries to orchestrate their global supply chains. Most importantly - long term relationships based on providing strong value and dependable ROI
Zippia score 4.3
At Harper College you can get a career-oriented degree, begin your journey to a four-year school, improve your English skills or even get a bachelor's degree. Harper College offers associate's degrees leading to four-year transfers, as well as associate's degrees for in-demand medical, business and legal careers. Harper also provides numerous paths to whichever degree one chooses. For the busy adult learner there is the weekend college option and the accelerated or fast-track option. For those who wish to get a bachelor's degree, Harper has a program whereby a student may complete the first two years at Harper and the following two in an online course at such places as DePaul University or University of Wisconsin. For those who want training for an in-demand career, Harper offers certificate programs in such fields as Phlebotomy, Practical Nursing, Web Design, Refrigeration Service and Vet Assistance in less than a year. Other courses of study include ESL, GED prep and short-term professional development classes. Harper's student life features a student-run radio station and newspaper, numerous clubs and organizations and a state-of-the-art recreation and fitness center. Admissions requirements vary depending on the program to which one is applying. Tuition at Harper is considerably lower for those who reside in the county or district and for senior citizens. Financial aid is available for eligible students enrolled in certain programs.
Zippia score 4.0
Ontellus empowers insurance carriers, self-insured corporations and law firms to reduce costs, make informed decisions and accelerate claims resolution. As the nation's largest, privately-held records retrieval provider, Ontellus leverages decades of experience and cutting-edge technology to deliver impactful products and client-centric services within industry-leading turnaround times.
Zippia score 4.4
Risk Placement Services is a managing general agent/underwriting manager and nationally focused wholesale insurance broker.
Zippia score 4.3
PEI-Genesis is global distributor and value-added assembler of electronic connectors with a highly evolved system for mass customized solutions. We have a terrific family culture and are a very successful privately held world leader in a niche industry...
Zippia score 4.4
StoneRiver is committed to being the provider of choice for the Life/Annuity, P&C/Workers Comp and Reinsurance markets. Hundreds of insurance carriers, as well as thousands of agents, brokers, and dealers, and tens of thousands of pharmacies rely on us. Through innovative solutions, flexible services offerings, and strategic sourcing options, StoneRiver provides the agility to remain competitive in the changing insurance landscape - today and tomorrow. We are also committed to being the employer of choice for insurance technology, project management, and customer service professionals.
Zippia score 4.1
Meyer Jabara Hotels is a Hospitality Management and development company delivering results for its partners for over 42 years.
Zippia score 3.9
Pediatric Nursing Homecare. Locations: McLean VA, Charleston SC, Charlotte NC, Chesapeake MD, Chicago IL, Columbia MD, Pittsburgh PA.
| Rank | Company | Zippia score |
|---|---|---|
| 1 | Gallagher | |
| 2 | Komatsu America Corp. | |
| 3 | MYR Group | |
| 4 | Apidel Technologies | |
| 5 | Cambium Networks | |
| 6 | Charles Industries | |
| 7 | IonTuition | |
| 8 | Sortimat Technology Gmbh & Co. | |
| 9 | Fusion Risk Management | |
| 10 | Logistyx Technologies | |
| 11 | School Health | |
| 12 | VIVA USA | |
| 13 | Foster Bank | |
| 14 | Electronic Search | |
| 15 | J.C. Restoration | |
| 16 | United Chemi-con Inc. | |
| 17 | Hitachi Home Electronics | |
| 18 | Northwest Oncology & Hematology | |
| 19 | EPAY Systems | |
| 20 | CRYSTAL DIE & MOLD |