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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 3.8
ARi is a leading provider of Integrated Engineering, Industrial Automation and Digital Transformation solutions.
Zippia score 3.8
River City Construction was formed in 1984 and structured to provide quality construction services to our customers. Since then, we have built over $3.75 billion worth of construction projects and grown into a company of over 400 people.
Zippia score 3.5
Zippia score 3.6
Versa Press, Inc. is a book manufacturer specializing in book printing for trade, religious, educational, university, and medical publishers.
Zippia score 3.8
Enercon manufactures custom designed Low and Med Voltage switchgear for on-site power applications. We use all major brands of circuit breakers, and then tailor the switchboard to meet your specific needs.
Zippia score 3.5
Boley Tool & Machine Works, Inc. is primarily engaged in manufacturing diesel, semi-diesel, or other internal combustion engines, not elsewhere classified, for stationary, marine, traction, and other uses.
Zippia score 4.1
PROVIDE FINANCIAL ASSISTANCE IN ORDER TO PROVIDE STUDENT HOUSING FOR 330 STUDENTS ON CAMPUS FOR ILLINOIS CENTRAL COLLEGE.
Zippia score 4.2
Excellence in Teaching, Pride in Learning
Zippia score 3.7
East Peoria Community High School is a four-year public high school located in East Peoria, Illinois, and is the only school of East Peoria Community High School District 309. As of 2018, the school has 983 students enrolled.
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
ADT is one of today's most trusted and well-known brands in the security industry and currently serves more than six million customers, making us the largest company of our kind in both the U.S. and Canada. Our broad and pioneering set of products and services-from interactive home and business solutions to home health services-meet a range of customer needs for today's active and increasingly mobile lifestyles.
Zippia score 4.0
Aspen Dental Management, Inc. is a dental support organization - a dental practice management corporation that provides business support and administrative services in the US. Its headquarters is in DeWitt, New York.
Zippia score 4.6
Erie Insurance offers a range of services to meet family insurance needs, including a variety of home and tenant (renters) insurance policies and boat insurance. ERIE also offers a variety of business insurance products to meet the needs of both small and large businesses. Erie Family Life offers a complete line of products to meet individual and business life insurance needs. When H.O. Hirt and O.G. Crawford decided to start an insurance exchange in 1925, they wanted to base it on “simple common sense, mixed with just plain decency.” They turned to the Golden Rule as a guiding principle: “Do unto others as you would have them do unto you.” The two entrepreneurs spent months drumming up support for the Erie Insurance Exchange, with nothing but their axiom and a business plan scribbled on a 10-cent tablet. On April 20, 1925, their fundraising concluded and 90 years of service and innovation began.
Zippia score 4.7
Convergint Technologies is a service-based global integrator of Electronic Security, Fire Alarm and Life Safety, Healthcare Technologies, Communications, and Building Automation. They provide professional services that seamlessly combine both their systems and enterprise integration skills to integrate disparate facility systems to meet customer's evolving business requirements. From day one, delivering value through unparalleled customer service and consistent operational excellence has been foundational at Convergint Technologies. Their promise and their number one objective, is to be their customers' best service provider. Convergint Technologies was founded in 2001 and is headquartered in Schaumburg, IL, USA.
Zippia score 4.2
Call Petersen Nursing Homes At (309) 691-8113 For Senior Residential Assisted Living, Skilled Nursing Facilities, Long Term Care, Independent Living, Old Age, Convalescent, Supported Centers & Communities. Local Assisted Living & Nursing Care Homes Nea...
Zippia score 4.1
RoadSafe Traffic Systems Inc. is the nation's largest provider of traffic safety and pavement marking services and products with branch offices located throughout the United States.
Zippia score 4.3
Numotion has decades of experience providing people with access to freedom. They have a trained staff of caring and passionate credentialed professionals and assignments from most insurance companies. With a strong local focus, they aim to be the most responsive and innovative provider of custom wheelchairs to do business with.
Zippia score 4.4
Advanced Technology Services, Inc. is an industrial services provider that delivers in three core areas to drive results-equipment maintenance, industrial parts and IT managed services. Our commitment to operational excellence aligns our people, processes and technology to continuously improve performance and customer relationships. Headquartered in Peoria, IL with offices and repair centers globally, ATS partners with companies throughout the U.S., Mexico and the U.K
Zippia score 4.0
SC2 is the answer to your third-party logics needs. Our extensive line of services, integrated systems, and dedication to excellence provides precise and efficient results for our partners…making SC2 the quality leader in supply chain services.
Zippia score 4.6
Welcome to the official Dayton Freight Lines Facebook Page. Many companies deliver freight, let us share how Dayton Freight delivers SERVICE! This page will help communicate our philosophy, culture, achievements and career opportunities.
Zippia score 4.1
At CEFCU, helping people is more than a nice idea - it's the reason we're in business. CEFCU is a place where borrowers help savers and savers help borrowers. We were founded on the principle of people helping people and the belief that by doing s...
Zippia score 4.4
The Joint Chiropractic is the nation's largest network of non-insurance, private pay chiropractic health care clinics in the United States. Their network consists of modern chiropractic clinics. Hey have Doctors of Chiropractic who deliver quality pain relief and preventative care to the highest standards. Get chiropractic care with no insurance hassle and no appointments.
Zippia score 3.6
Zippia score 4.7
From finding the right fit in a commercial space or land, to planning your space to be the most effective and efficient for your needs, to supplying you with and servicing the best equipment available, and every thing in between, Hodge provides solutio...
Zippia score 4.0
MH Equipment is your authorized Hyster & Yale forklift dealer, offering full service materials handling solutions.
Zippia score 3.4
The largest suppliers of electrical tools, devices & fixtures in Illinois. Contact Springfield Electric Supply for commercial or residential projects at best prices.
Zippia score 3.7
Zippia score 3.7
To bring the power of a large company to our franchise owners so they can operate their businesses competitively.
Zippia score 3.7
Harbor Light Hospice operates under a philosophy of care that provides support to patients with life-limiting illness and their loved ones during end-of-life.
| Rank | Company | Zippia score |
|---|---|---|
| 1 | ARi Global Solutions | |
| 2 | River City Construction | |
| 3 | Technical Solutions & Services Inc | |
| 4 | Versa Press | |
| 5 | Enercon Engineering | |
| 6 | Boley Tool & Machine Works | |
| 7 | Illinois Central College | |
| 8 | East Peoria Elem School Dist | |
| 9 | East Peoria Community High School |