| # | Company | Employees |
|---|---|---|
| 1 |
Mondel膿z Internationalmondelezinternational.com
Global multinational manufacturing and marketing iconic snacks, biscuits, chocolate, candy, and gum brands including Oreo and Cadbury to empower people to snack right. |
79,000 |
| 2 |
GE HealthCaregehealthcare.com
Global medical technology and digital solutions innovator leveraging intelligent devices, data analytics, and artificial intelligence to drive precision health and improve patient outcomes worldwide |
60,041 |
| 3 | 42,789 | |
| 4 |
Kraft Heinzkraftheinz.com
Producer of high-quality food and beverage products including condiments, dairy, meals, beverages, and nutrition items marketed worldwide. |
39,000 |
| 5 | 5,752 | |
| 6 |
Ferraraferrarausa.com
A leading sugar confectionery company in the US, focused on driving category development with a diverse portfolio of iconic brands |
5,430 |
| 7 |
The Heico Companies LLCheicocompanies.com
A privately held company with 74 separate acquisitions in manufacturing, construction, and industrial services, focused on growth and success |
4,427 |
| 8 |
Amrizeamrize.com
Partner for professional builders offering advanced branded construction solutions across North America with extensive distribution and diverse market coverage. |
3,904 |
| 9 |
Amsted Industriesamsted.com
Global manufacturer of industrial components for railroad, automotive, commercial vehicle, construction, and building markets, with a focus on innovation and employee ownership |
3,554 |
| 10 |
LSC Communicationslsccom.com
Provider of print and digital media solutions, serving publishers, brands, retailers with advanced technology and efficient supply chain services. |
3,507 |
| 11 |
Hillshire Brandstysonfoods.com
A food company based in Chicago that merged with Tyson Foods, offering a diverse portfolio of iconic and artisanal brands |
3,449 |
| 12 | 3,386 | |
| 13 |
Methode Electronicsmethode.com
Designs, engineers, produces mechatronic products for OEMs, utilizing broad technologies for user interface, LED lighting, power distribution, and sensor applications. |
3,043 |
| 14 |
Great Danegreatdane.com
A leading trailer manufacturer with a strong reputation for quality, innovation, and durability, offering a wide range of products and career opportunities |
2,860 |
| 15 |
JBT Mareljbtmarel.com
Provider of integrated technology, equipment, software, and services for food and beverage industries, supporting diverse product sectors worldwide. |
2,852 |
| 16 |
S&C Electric Companysandc.com
This company specializes in developing innovative solutions for a more intelligent and resilient electrical grid, aiming for an outage-free, sustainable energy future |
2,761 |
| 17 |
GE Transportation, a Wabtec companywabteccorp.com
A global leader in digital industrial solutions for rail, mining, marine, power, and drilling industries, specializing in advanced manufacturing and connected machines |
2,533 |
| 18 |
Green Thumb Industries (GTI)gtigrows.com
A national cannabis consumer goods company and retailer that promotes well-being through cannabis products, operates retail stores, and gives back to communities |
2,359 |
| 19 |
Ryersonryerson.com
A global metal processing and distribution company with operations in the US, Mexico, Canada, and China, employing approximately 4,200 people |
2,267 |
| 20 |
Newly Weds Foodsnewlywedsfoods.com
A global leader in food ingredient innovation, specializing in customized food coatings, seasonings, and sauces, with manufacturing facilities worldwide |
2,123 |
| 21 |
Wilson Sporting Goods Co.wilson.com
A leading manufacturer of high-performance sports equipment, apparel, and accessories, committed to helping athletes worldwide reach their true potential through innovative products |
1,929 |
| 22 |
EVRAZ North Americaevrazna.com
A leading North American manufacturer of steel products for rail, energy, and industrial markets, prioritizing safety, community involvement, and innovation |
1,821 |
| 23 |
Valassis Marketing Solutionsrrd.com
Innovative marketing solutions company powering business-to-human connections, driving economic growth, and accelerating revenue potential for brands through data intelligence and technology |
1,743 |
| 24 |
Union Tank Car Company - UTLXutlx.com
A leading manufacturer, lessor, and maintainer of tank cars and specialized railcars with headquarters in Chicago and operations nationwide Visit utlxcom for more information |
1,695 |
| 25 |
Pregispregis.com
Global provider of protective packaging materials and systems for consumer and industrial markets, with a focus on sustainability and innovation |
1,682 |
| 26 | 1,608 | |
| 27 |
Berlin Packagingberlinpackaging.com
Supplier of glass, plastic, metal containers and closures with design, sourcing, logistics, quality, financing, and consulting services worldwide. |
1,571 |
| 28 |
TC Transcontinental Packagingtctranscontinental.com
A leading provider of flexible packaging solutions with operations in the US, Canada, Latin America, and UK, offering a variety of products for various markets |
1,417 |
| 29 |
JBT FoodTechjbtc.com
Design, manufacture, and service customized industrial equipment for processing meat, seafood, poultry, bakery, dairy, juice, and packaged foods worldwide. |
1,407 |
| 30 |
JBT Corporationjbtc.com
Global technology solutions provider for food and beverage industry, specializing in processing equipment and automated guided vehicle systems for various applications |
1,380 |
| 31 |
Tropicana Brands Grouptropicanabrandsgroup.com
manages a global portfolio of iconic juice brands, focusing on innovation, manufacturing, distribution, sales, marketing, and nutrition expertise |
1,253 |
| 32 |
Veranoverano.com
A leading US cannabis company with extensive reach and brand presence, offering a range of high-quality cannabis products and operating in 13 states |
1,193 |
| 33 |
RoadSafe Traffic Systemsroadsafetraffic.com
A national leader in traffic safety services and product distribution, prioritizing safety, integrity, customer satisfaction, and continual improvement Contact for career opportunities |
1,166 |
| 34 |
Amsted Railamstedrail.com
Global manufacturer providing components and systems for freight cars and locomotives, alongside repair services, track maintenance, and monitoring solutions for heavy haul transportation industry worldwide |
1,160 |
| 35 |
Coveris Groupcoveris.com
Provider of packaging solutions enhancing safety, quality, and convenience Collaborating with global brands to protect food, medical supplies, and electronic devices |
1,107 |
| 36 |
fairlife, LLCfairlife.com
Chicago-based dairy company producing nutrition-rich, lactose-free dairy products, including milk, protein shakes, and nutrition shakes, prioritizing innovation, sustainability, and animal welfare |
942 |
| 37 |
National Power Corporationnationalpower.com
Design and manufacture custom battery packs for global OEM market, utilizing engineering expertise and strategic alliances for portable power solutions. |
832 |
| 38 |
Century Aluminumcenturyaluminum.com
Primary aluminum production with operations in the US and Iceland, plus carbon anode manufacturing and alumina mining and refining. |
695 |
| 39 |
PharmaCann Incpharmacann.com
A leading vertically-integrated cannabis company focused on providing safe, reliable, and high-quality cannabis products to enhance well-being and improve lives |
671 |
| 40 |
Oil-Dri Corporation of Americaoildri.com
A manufacturer of high-quality sorbent products for various markets, including cat litter, fluid purification, agriculture, animal gut health, and sports turf |
644 |
| 41 |
Marmon Holdings, Inc.marmon.com
A diverse portfolio of over 120 autonomous businesses worldwide, each serving unique industries under the umbrella of a Berkshire Hathaway company |
638 |
| 42 |
Tempel a Worthington Steel Companytempel.com
A top manufacturer with 75+ years experience specializing in high-precision magnetic steel laminations for autos, motors, generators, transformers, and more |
637 |
| 43 |
Alpha Baking Co., Inc.alphabaking.com
Established in 1979, Alpha Baking Company specializes in crafting unique baked goods, offering customizable solutions for foodservice operations through par-baked and frozen programs |
626 |
| 44 |
FreightCar America, Inc.freightcaramerica.com
FreightCar America is a leading manufacturer of aluminum railcars, committed to providing high-quality, customer-focused service and innovative railcar solutions |
560 |
| 45 |
Provisur Technologies Incprovisur.com
Manufacturing and supplying advanced food processing equipment and automation solutions for grinding, forming, cooking, slicing, and protein recovery globally. |
512 |
| 46 |
Hallstarhallstar.com
specializes in ester chemistry to develop innovative products and solutions for beauty, personal care, and industrial markets globally. |
274 |
| 47 |
Tripp Litetripplite.com
Distributed IT infrastructure and connectivity equipment capabilities, offering comprehensive solutions for critical power and digital infrastructure applications. |
267 |
| 48 |
CC Industrieslinkedin.com
Privately-held management company overseeing diversified industrial manufacturing assets with investments in transportation, process equipment, paper, packaging, construction, and building products globally |
262 |
| 49 |
Chicago Metal Rolled Productscmrp.com
Specializing in bending and rolling steel of all grades and sizes since 1908 Offers fast delivery and precision work for structural steel, sheet, and plate |
193 |
| 50 |
Unilever Water & Air Wellness - North Americablueair.com
Global brands Blueair and Pureit, part of Unilever Water and Air Wellness, provide clean air and safe drinking water solutions worldwide Passionate about impactful products |
97 |
| 51 |
Culture Studioculturestudio.net
A leading apparel production company in Chicago offering innovative solutions, exceptional customer service, and state-of-the-art technology for retail, tour, and e-commerce brands |
94 |
| 52 |
AFAM Concept, Inc.afamconcept.com
Global manufacturer of hair and skin products for women, men, and children worldwide, offering quality beauty brands for personal care needs Passionate about excellence and customer satisfaction |
73 |
| 53 |
The Partner Companiesthepartnercos.com
Global network of advanced manufacturers specializing in niche processes and core capabilities, delivering precision manufacturing solutions for aerospace, defense, clean energy, medical, technology, and telecom industries |
28 |
| 54 |
Tribe Coffee Co.etsy.com
A Chicago-based company that specializes in roasting and distributing Latinx specialty grade coffee |
12 |
| 55 |
Swaby Lobelinelobelinepump.com
An industrial pump company based in Chicago, IL that specializes in providing high-quality pump solutions for various industrial applications |
7 |
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 24, 2026.
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