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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 4.0
Fermi Research Alliance, LLC offers scientific research services. The company is based in Batavia, Illinois. Fermi Research Alliance, LLC operates as a joint venture between University of Chicago and Universities Research Association.
Zippia score 3.5
Zippia score 3.9
So you want to organize, arrange, de-clutter, categorize, clean-up, ship-shape, sort out, or refresh? Whatever you want to call it, Suncast has the products to help you do it! Suncast Corporation is a leading manufacturer of stylish, functional,...
Zippia score 4.2
Batavia is a city mainly in Kane County and partly in DuPage County in the US state of Illinois.
Zippia score 3.9
To support your business by adding value at every possible opportunity. We are vested in building long-term relationships to drive mutual success.
Zippia score 2.9
Create smart, stable, and secure IT ecosystems that successfully support the lives and businesses of our clients through education, quality solutions, and dedicated loyal service.
Zippia score 3.6
For over 30 years, DuKane Contract Services has provided professional cleaning services to commercial and office buildings all over Fox Valley and the surrounding areas! We are a local and family owned company based in Batavia, IL so you can be sure th...
Zippia score 4.3
Aldi is the common brand of two German family-owned discount supermarket chains with over 10,000 stores in 20 countries and an estimated combined turnover of more than €50 billion.
Zippia score 4.1
Flinn Scientific is the #1 source for science supplies and equipment both in and outside the classroom. For more than 40 years, Flinn has been the “Safer Source for Science.”
Zippia score 4.5
Bfc Forms Service, Inc. is primarily engaged in printing by the lithographic process. The greater part of the work in this industry is performed on a job or custom basis; but in some cases lithographed calendars, maps, posters, decalcomanias, or other products are made for sale. Offset printing, photo-offset printing, and photolithographing are also included in this industry.
Zippia score 3.7
Tour Edge was founded in 1986 by David Glod and exists to provide high quality and technologically advanced golf products that are as cutting edge as they are affordable. Drivers, Fairways, Hybrids, Irons, Putters, Wedges, Package Sets, Junior Clubs, ...
Zippia score 3.8
Zippia score 3.6
Welcome to the valleyfire.com Home Page. Valley Fire Protection - providing value-engineered fire protection & plumbing solutions for over 40 years!
Zippia score 4.0
Perfection specializes in the repair of hydraulic and electronic components. Since 1979, we have provided superior service to manufacturers around the world.
Zippia score 4.2
Cast Aluminum Solutions specializes in designing and manufacturing highly-engineered aluminum products and components. We serve OEMs and end-users in several key industries, including oil & gas, aerospace, semiconductor, food & beverage, medical and pharmaceutical, and a variety of specialty applications for liquid and gas processing.
Zippia score 3.8
High Wire Networks delivers high-quality professional services, low voltage installations, commercial electrical services, break/fix solutions and more across North America, and around the world. We deliver through the top resellers, system integrators, and manufacturers in the world, and are proud to extend their brand to their clients, allowing them to extend their reach and their brand, not ours.
Zippia score 4.4
HOBI International, Inc. is a leading mobile, IT and data center asset management provider with comprehensive and traceable solutions for device management, reverse logistics, data erasure, refurbishment and recycling, as well as compliance services. With locations in Arizona, Illinois and Texas, HOBI works with enterprises of all sizes nationwide. The core focus in each of their programs is value maximization. HOBI's Mobility Managed Services (MMS), Data Center Services, Enterprise Asset Services, Environmental Services and Reverse Logistics programs are customized to each company's requirements to ensure equipment is properly managed, remarketed and recycled to maximum ROI for both the client and the environment.
Zippia score 4.1
Founded in 1994, Eagle Flexible Packaging is an innovative printer and converter of flexible packaging specializing in Preformed Pouches, Roll Fed Film, Inno-Lok and Laminate Structures. An in-house Prepress Department enables us to provide the utmost in quality printing, control and flexibility. Utilizing state-of-the-art technologies such as, Direct Laser Engraving (in-the-round-imaging, seamless plates, etc.) and a defect detection system ensures the highest quality and consistency. Theyr are committed to providing unparalleled quality products coupled with responsive and professional communication. Their goal is to be a company that customers want to do business with. They will always look to increase their value to their customers through continuous improvement efforts and technological advancements. Their organization is dynamic and ever evolving to meet the needs and wants of the market and their customer as competencies and resources allow.
Zippia score 4.0
As the leading Luxury & Fashion Flash Sales website in Asia, Glamour Sales entered into the China market in April 2010. We remain committed to authentic products with attractive discounts to our smart shoppers. To date, Glamour Sales has established official partnerships with over 2,000 international luxury, fashion, beauty and lifestyle brands. Daily flash sales begins each morning at 9am. All products of Glamour Sales are highly curated by our fashion and beauty experts. We strive to deliver a first class luxury shopping experience to you.
Zippia score 3.3
Beringer Wine Estates is a Food Processing company.
Zippia score 4.3
Penske offers full-service truck leasing and contract maintenance, including preventive maintenance, roadside assistance, collision repair, and fleet tracking.
Zippia score 4.7
Founded in 1899, Sonoco is a global provider of a variety of consumer packaging, industrial products, protective packaging, and displays and packaging supply chain services. With annualized net sales of nearly $5 billion, the Company has 20,800 employees working in more than 300 operations in 35 countries, serving some of the world's best known brands in some 85 nations.
Zippia score 4.5
AGCO Corporation (AGCO) is a manufacturer and distributor of agricultural equipment and related replacement parts globally. The Company sells a range of agricultural equipment, including tractors, combines, self-propelled sprayers, hay tools, forage equipment and implements. It also manufactures and distributes grain storage and handling equipment systems, as well as protein production systems. Its products are recognized in the agricultural equipment industry and are marketed under a range of brands, including Challenger, Fendt, Massey Ferguson and Valtra. The Company distributes its products through a combination of approximately 3,100 independent dealers and distributors in more than 140 countries. In September 2013, Grain Systems, Inc. (GSI), a global brand of the Company announced that it has purchased Johnson System Inc. (JSI), manufacturer of catwalks, towers and support structures based in Marshall, Michigan.
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 4.2
As one of the largest public refrigerated warehousing companies in the US , Henningsen Cold Storage Co. delivers award-winning refrigerated logistics through a national warehouse network totaling more than 60 million cubic feet of multi-temperature controlled storage. From the production to the distribution needs of their local, regional, national and international clients, they offer a full complement of warehousing and logistics services.
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 4.5
Advanced Disposal brings fresh ideas and solutions to the business of a clean environment. As the fourth largest solid waste company in the U.S., we provide integrated, non-hazardous solid waste collection, recycling and disposal services to residential, commercial, industrial, and construction customers across 16 states and the Bahamas. Our team is dedicated to finding effective, sustainable solutions to preserve the environment for future generations.
Zippia score 4.4
COUNTRY Financial serves about one million households and businesses throughout the United States. It offers a full range of financial products and services from auto, home and life insurance to retirement planning services, investment management and annuities.
Zippia score 4.5
RAISING CANE'S CHICKEN FINGERS has over 360 restaurants in 23 states, with new restaurants under construction. The company has ONE LOVE -quality chicken finger meals-and is continually recognized for its unique business model and customer satisfaction. RAISING CANE'S vision is to have restaurants all over the world and be the brand for quality chicken finger meals, a great crew, cool culture, and active community involvement.
Zippia score 4.5
Prairie Material Sales, Inc. owns and operates a network of ready-mix concrete plants and aggregate facilities in Illinois, Indiana, and Michigan. It offers ready-mix, including driveway mix, concrete solutions, and compacted concrete; and aggregates, such as sand/state approved, structural backfill, stone, gravel/washed/state approved, stone/state approved, septic gravel/washed/state approved, pea gravel, gravel/state approved, oversized gravel, commercial limestone, crushed chips, crushed concrete stone, crushed gravel, crushed road base, crushed stone, fill/soil, top soil, fill sand, boulders/rip rap, flagstone, decorative gravel, agriculture lime, mason sand, and recycled concrete. The company was founded in 1948 and is based in Bridgeview, Illinois. It has locations in Illinois, Indiana, and Michigan. As of February 1, 2008, Prairie Material Sales, Inc. operates as a subsidiary of Votorantim Cimentos North America, Inc.
Zippia score 4.4
Oberweis Dairy, headquartered in North Aurora, Illinois, is the parent company of several dairy-related and fast food restaurant operations in the midwest region of the United States.
Zippia score 3.6
TCC is one of the largest T-Mobile exclusive retailers operating over 125 stores in 10 states and rapidly growing
Zippia score 4.4
As one of North America's leading distributors for mobile and industrial applications, our solutions-based approach supports OEM & MRO customers with their needs in fluid power, fluid process, fluid conveyance, industrial supplies, and service & repair...
Zippia score 4.4
Fannie May created its most well-known candy to date, the Pixie, by hand-pouring caramel over nuts and then placing them on a conveyor belt to be drenched in chocolate.Today, that combination of caramel and crunchy pecans covered in chocolate is one of the company's best sellers. In the 1970s and 1980s Fannie May continued to develop new candy flavors with the introduction of the Trinidad in 1970 and the creation of Eggnog Creams in 1989. In 1991 Fannie May delved into the world of sugar free candy and now offers a number of assortments. This was followed by the introduction of our elegant truffle line in 1992.
Zippia score 4.1
Techmer PM is a leading materials designer and works in partnership with plastics processors, OEMs, and designers to solve their most difficult problems.
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 3.6
GWS Tool Group is a US-based manufacturer of highly engineered custom, standard and modified standard round and insert cutting tools. Put simply, we deliver high quality custom tools in less time. We primarily work with the aerospace, defense, automotive and medical device industries.
Zippia score 4.1
Hentzen Coatings is a leading manufacturer of innovative, sustainable powder and liquid coatings for Industrial, Defense and Aerospace applications.
Zippia score 3.5
AID offers over 20 different programs for individuals with developmental or physical disabilities and those in need of behavioral health services or crisis intervention.
Zippia score 4.2
Their mission is to help new movers adjust and feel welcomed into their community by recommending local reputable businesses, and to help local business sponsors reach a new audience of new movers every month, resulting in new loyal and long-term customers every month. For 45 years, they have been providing new movers with traditional hospitality by mailing warm housewarming gifts from local neighborhood businesses in a premium welcoming package.
| Rank | Company | Zippia score |
|---|---|---|
| 1 | Fermi Research Alliance | |
| 2 | Covenant Living at the Holmstad | |
| 3 | Suncast | |
| 4 | Batavia, Illinois | |
| 5 | Parksite Inc. | |
| 6 | Computer Plus | |
| 7 | Dukane Contract Services | |
| 8 | ALDI USA | |
| 9 | Flinn Scientific | |
| 10 | BFC | |
| 11 | Tour Edge Golf | |
| 12 | Remedease | |
| 13 | Valley Fire Protection & Plumbing | |
| 14 | Perfection Servo Hydraulics | |
| 15 | Cast Aluminum Solutions | |
| 16 | High Wire Networks | |
| 17 | HOBI International | |
| 18 | Eagle Flexible Packaging | |
| 19 | M.E.I | |
| 20 | Beringer Wine Estates |