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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 4.4
The best in the Midwest
Zippia score 3.8
Rock Island-Milan School District No. 41 is a unit school district in the Rock Island, Illinois and Milan, Illinois areas of the Quad Cities.
Zippia score 3.5
BITCO Insurance Companies provides quality insurance services to special industries including construction, forest products and oil & gas. You are invited to take a closer look at BITCO Insurance Companies' insurance programs specially designed for these industries. Primarily BITCO is known for workers compensation, general liability, commercial automobile and commercial property insurance lines.
Zippia score 4.3
The Rock Island Boatworks, Inc. operates a casino hotel in Rock Island. Its amenities include a casino floor, rooms and suites, an events center, a sports bar, a nightclub, restaurants, a lakeside cafe, a salon and spa, pools, and a gift shop; and facilities for meeting, banquet, and special event needs. The company was founded in 2008 and is based in Rock Island, Illinois. As of April 27, 2011, The Rock Island Boatworks, Inc. operates as a subsidiary of Delaware North Companies Gaming & Entertainment, Inc.
Zippia score 4.2
Augustana College, located in Rock Island, Illinois was founded in 1860. It is an accredited, independent, private liberal college, related to the Evangelical Lutheran Church in America. The school offers a very low student to faculty ratio, ensuring students receive the individualized attention they deserve. There are dozens of majors to choose from at Augustana College, as well as coordinated degree programs and pre-professional studies. The school has an honors program for qualifying students looking to expand their learning experience. In addition, fellowships and external scholarships are available for eligible students looking to continue with their education after completing their degree. Promoting a quality student life atmosphere is important to the school, as it recognizes that students spend more time outside of the classroom then inside. As a result, there are hundreds of clubs and organizations available to students. There is such a wide assortment of options that students are sure to find an appealing activity and make new friends. In-state and out-of-state students pay the same tuition at Augustana College. Students are encouraged to turn in their FAFSA and inquire about other financial aid options. Interested in the arts? Augustana College has many enriching options for you, including plays, musical performances, art exhibits in the art museum and more. To find out more, contact Augustana College today.
Zippia score 4.5
Together, Modern Woodmen can help you achieve your financial goals with life insurance, annuities, investments and more. As a fraternal organization, we also give back to communities and those we serve.
Zippia score 4.7
KJWW is a leader in consulting engineering services for building and infrastructure systems.
Zippia score 3.9
The Arc of the Quad Cities Area's mission is to empower people with disabilities to believe in their own unique abilities and achieve their full potential.
Zippia score 3.6
Vista Defense an SBA 8(a) Alaska Native Corporation (ANC) government services contractor specializing in Health IT, Cybersecurity, Data Science, and R&D able to receive sole source contracts up to $22M
Zippia score 4.3
Project NOW is a Quad Cities based Community Action Agency. We serve Rock Island, Henry, and Mercer counties in Illinois, helping seniors and families with low incomes to meet basic needs and improve their standards of living
Zippia score 3.7
Zippia score 3.9
divvyDOSE is a full-service pharmacy. We deliver your pills in pre-sorted packs at no extra cost.
Zippia score 3.3
Circa '21 gives the Quad Cities a taste of broadway with fine dining and professional theatre. Mainstage shows, children's shows, and concert attractions.
Zippia score 3.6
In more than a century of operation, Trinity College of Nursing and Health Sciences has established itself as a go-to destination for allied health training in the Quad City area. Trinity College of Nursing and Health Sciences offers two- and four-year academics, including the following programs: * Associate of Science in Nursing * Bachelor of Science in Nursing * Associate of Applied Science in Radiography * Associate of Applied Science in Respiratory Care These diverse academics give you plenty of choices not just in which area to specialize, but also the length of the program. Students who want to join the workforce as quickly as possible might opt for an associate's degree, while those interested in more comprehensive training may choose to pursue a bachelor's degree. Many scholarships, grants and other financial aid sources are available at Trinity College of Nursing and Health Sciences. Financial aid requires a separation application, depending on the scholarship or grant you're applying for. Because Trinity College of Nursing and Health Sciences offers a variety of programs, admissions requirements vary. Be sure to consult the school's website to ensure that you qualify for admissions to the program of your choice.
Zippia score 4.4
Delivering expertly crafted insurance products and services for the food and beverage industry. It's what we do. It's who we are.
Zippia score 3.8
At Morning Star, we strive to help students see all of life under the illuminating glow of Christ's Kingdom. Equipping students with a Christian worldview (or better, a Christian consciousness) requires relentless prayer, work, and resolve.
Zippia score 3.2
Johannes Bus Service, Inc is primarily engaged in operating buses to transport pupils to and from school. School bus establishments operated by educational institutions should be treated as auxiliaries.
Zippia score 3.4
Zippia score 2.9
To teach and disciple people in the ways of god that develops and everyday relationship with jesus christ which will carry them through life.
Zippia score 3.2
As one of the largest women-led life insurers in the U.S., Royal Neighbors of America promises to financially protect you and your family.
Zippia score 4.7
KBR is headquartered in Houston, Texas, also known as the energy capital of the world. They employ approximately 27,000 people worldwide in regions that include the Americas, Africa, Asia-Pacific, Australia, Europe and the Middle East. A technology-driven engineering, procurement and construction company, KBR delivers a wide range of services through these business units: Oil & Gas; Downstream; Technology; Infrastructure, Government and Power (IGP) Americas; IGP Europe, Middle East and Africa; IGP Asia Pacific; IGP North American Government and Logistics; Canada Operations; U.S. Construction; Building Group; Industrial Services; and Ventures.
Zippia score 4.3
White Cap Construction Supply, Inc. operates as asubsidiary of HD Supply Construction Supply Group, Inc.
Zippia score 4.3
Ferrellgas has the propane solution to fit your home or business needs. Pick the plan that works for your schedule. They will deliver. Receive propane deliveries from the nation's most reliable provider. Enjoy everyday low prices plus convenient payment and delivery options.
Zippia score 4.5
Headquartered in South Bend, Indiana, Steel Warehouse Company, LLC processes production-ready steel to metal stampers, fabricators, and manufacturers. This innovative company offers master coils as well as hot rolled bands and sheets, high-strength low alloys, and cold rolled sheets; laser quality steel; panel flat sheets; floor plates; cold rolled strips; and discrete plates. Steel Warehouse's services include leveling, slitting, temper/cut to length, blanking/shearing, pickling, and cold reducing.
Zippia score 4.3
Liberty Diversified International (LDI) offers a unique employment opportunity in that we are a company comprised of multiple companies. It operate in the core markets of paper and packaging, retail merchandising, workplace environments and building products - offering career opportunities across manufacturing and production including machine operators, maintenance technicians, product development, design, engineering, quality, warehousing, distribution, transportation and the core business functions of sales, marketing, customer service, accounting/finance, IT, human resources and legal.
Zippia score 4.3
Group O, headquartered in Milan, Illinois, is one of the largest Hispanic-owned companies in the US and a provider of managed products and services.
Zippia score 4.2
Dynapar offers the world's broadest range of encoders, resolvers and accessories for motion feedback control. For 50 years, the four brands of Dynapar have been providing innovative, customized system solutions for virtually any heavy-, industrial, servo- or light-duty application. They've been able to stay at the forefront of innovation because we listen to you, our customer. You want your products a certain way and we are here to deliver. Their unique customization capabilities mean that no matter your industry, no matter your application, Dynapar will deliver the product that fits your needs perfectly. And with our fast delivery guarantee, you get it right when you need it.
Zippia score 4.3
W.W. Williams is one of the nation's largest sales and service networks of industrial power products. It offers service and repair, OEM product sales, and supply chain management solutions. Its products and service offerings include diesel engines, transmissions, bumper-to-bumper truck repair, transport refrigeration, power generation systems, and supply chain logistics services. The company serves on-highway truck fleets, off-highway equipment users, Department of Defense, vehicle and equipment OEMs, commercial facility owners, and marine equipment owners.
Zippia score 4.1
Liberty Carton Company delivers integrated packaging solutions to our customers. Whether it's corrugated or foam, plastic or wood, we offer packaging that
Zippia score 4.4
Wheeling Island of West Virginia offers the best gaming, entertainment, dining & hotel accommodations near Washington & Pittsburgh, PA & Youngstown, OH!
Zippia score 4.3
Silestone is the world leader in all types of mineral surfaces and countertops for kitchens and bathrooms.
Zippia score 4.0
Play at Cross Lanes's casino featuring slot machines, poker, greyhound racing & more. Then stay at the hotel to cap off your day of excitement. Mardi Gras Casino & Resort offers the best in gaming & accommodations in WV.
Zippia score 3.9
The Habegger Corporation distributes heating and air conditioning products to HVAC contractors in Ohio, Indiana, Kentucky, Illinois, and Iowa. It offers packaged air conditioning units, split systems, and water source heat pumps; air devices, air handling units, coils, computer room units, fans, fan coil units, unit heaters, and unit ventilators; boilers, chillers, cooling towers, and variable water volume systems; and building automation controls, ductless split A/C heat pump systems, energy recovery products, humidifiers, roof curb/curb adapters, and ultra violet lights. The company also provides HVAC equipment; parts, supplies, and accessories; installation supplies and products; and indoor air quality products. In addition, it offers business, technical, and management support services. The Habegger Corporation was founded in 1952 and is based in Cincinnati, Ohio. The company has locations in Rock Island, Bloomington, and Peoria, Illinois; Rock Island and Cedar Rapids, Iowa; Evansville, FT. Wayne, Indianapolis, Lafayette, and South Bend, Indiana; Independence, Lexington, Louisville, Bowling Green, and Paducah, Kentucky; and Lima, Zanesville, Upper Sandusky, Dayton, Columbus, Cincinnati, and Chillicothe, Ohio.
Zippia score 4.9
TASC is an award winning administrator of pre-tax health accounts. We serve businesses of all sizes nationwide.
Zippia score 4.3
The Rock Island Boatworks, Inc. operates a casino hotel in Rock Island. Its amenities include a casino floor, rooms and suites, an events center, a sports bar, a nightclub, restaurants, a lakeside cafe, a salon and spa, pools, and a gift shop; and facilities for meeting, banquet, and special event needs. The company was founded in 2008 and is based in Rock Island, Illinois. As of April 27, 2011, The Rock Island Boatworks, Inc. operates as a subsidiary of Delaware North Companies Gaming & Entertainment, Inc.
Zippia score 4.3
Locally owned and operated since 1862, Ruhl & Ruhl serves Iowa, Northwest Illinois, and Southwest Wisconsin. Helping move you to the life you dream about.
Zippia score 4.2
With over 55 years of experience, Metal Sales is the nation's largest manufacturer of metal roofing, wall and building systems. Explore our products today!
Zippia score 4.6
HMS Global Maritime, Inc. owns and operates conventional ferries, high-speed vessels, and overnight cruises. It operates ferries to transport passengers, vehicles, and other cargo across inland and coastal waterways. The company also provides vessel management and maintenance services, and operational support services, including onshore and onboard customer service. In addition, it offers marine technical, regulatory, and business consulting services. The company provides critical services, such as feasibility analysis, concept and business plan development, financial modeling, and market research; and marine site assessments, vessel identification and acquisition, vessel construction/conversion, operations planning, and financing options to engage the infrastructure and logistics of projects. Further, the company offers contracting services for vessel/fleet management and port operations to U.S. military and other government agencies at a federal level. Its vessel management contracting services include operations and maintenance for various fleets; and port operation services include full-scale operations and maintenance of various types of government facilities and military installations, including U.S. Naval ranges. Furthermore, the company specializes in overnight cruise vessel management and operations. HMS Global Maritime, Inc. was formerly known as Hornblower Marine Services, Inc. and changed its name to HMS Global Maritime, Inc. in July 2010. The company was founded in 1994 and is based in New Albany, Indiana with locations in Tennessee, Florida, Alabama, Oklahoma, Texas, New York, Washington, and Japan. HMS Global Maritime, Inc. operates as a subsidiary of Hornblower Yachts, Inc.
Zippia score 3.7
Where to FindUs See More Locations
Zippia score 3.8
| Rank | Company | Zippia score |
|---|---|---|
| 1 | Dohrn Transfer | |
| 2 | Rock Island Senior High School | |
| 3 | BITCO Insurance Companies | |
| 4 | Jumer's Casino & Hotel | |
| 5 | Augustana College | |
| 6 | Modern Woodmen of America | |
| 7 | IMEG | |
| 8 | The Arc of the Quad Cities Area | |
| 9 | Vista Defense | |
| 10 | Project NOW | |
| 11 | Whbf-tv | |
| 12 | divvyDOSE | |
| 13 | Circa21QC | |
| 14 | Trinity College of Nursing & Health Sciences | |
| 15 | Illinois Casualty | |
| 16 | Morning Star Academy | |
| 17 | JOHANNES BUS SERVICE | |
| 18 | Fidlar Technologies | |
| 19 | Word Of Life Christian Center | |
| 20 | Royal Neighbors of America |