| # | Company | Employees |
|---|---|---|
| 1 |
B/E Aerospacertx.com
Design, develop, manufacture aircraft cabin seating, lighting, oxygen, galley, water, waste, lavatory systems, plus customization and certification services. |
9,969 |
| 2 |
HNI Corporationhnicorp.com
Manufacturing and supplying high-quality office and home furniture products, focusing on innovation, customer service, and continuous improvement. |
5,248 |
| 3 |
Vermeer Corporationvermeer.com
A leading manufacturer of agricultural and industrial equipment, designing, building, and supporting tough yellow iron to help customers worldwide |
2,574 |
| 4 |
Wells Enterpriseswellsenterprisesinc.com
Leading ice cream manufacturer in the US, producing over 900 frozen treats under iconic brands, distributed nationally in various retail and foodservice settings |
1,977 |
| 5 |
Musco Lightingmusco.com
A leading company specializing in designing and manufacturing sports and transportation lighting systems globally, with a track record of innovation since 1976 |
1,274 |
| 6 |
West Liberty Foodswlfoods.com
A leading protein processor producing turkey, ham, chicken, and beef products for retail and restaurant markets, with a focus on quality, safety, and sustainability |
1,201 |
| 7 |
Mom's Meals | A Purfoods Companymomsmeals.com
Provider of home-delivered meals and nutrition solutions for patients and seniors with chronic health conditions, disabilities, or limited mobility, partnering with healthcare organizations nationwide |
1,195 |
| 8 |
National Carwash Solutionsncswash.com
A leading provider in the vehicle care industry, offering full-service fluids, systems, and aftermarket support backed by a large service network |
983 |
| 9 |
EFCO Forming & Shoring Solutionsefcoforms.com
EFCO provides safe, reliable, and cost-efficient concrete formwork solutions for construction projects, focusing on efficiency, quality, and customer service |
930 |
| 10 |
Mitteramittera.com
The company offers integrated solutions in print, mail, and marketing services to help businesses achieve growth, brand awareness, and marketing goals |
863 |
| 11 |
Seaboard Triumph Foodsseaboardtriumphfoods.com
An equal ownership joint venture between two integrated food companies specializing in pork production and processing, producing premium pork products |
768 |
| 12 |
Flexsteel Industries Inc.flexsteelindustries.com
Manufacturing, importing, and exporting a wide range of home furnishings through diverse product portfolios to suit various styles. |
626 |
| 13 |
Allsteelallsteeloffice.com
The company specializes in transforming workplaces through a human-centric approach, designing products and solutions to enhance collaboration and support people's ambitions |
575 |
| 14 |
VT Industriesvtindustries.com
A family-owned company headquartered in Iowa, VT Industries specializes in manufacturing architectural wood doors, laminate countertops, butcher block countertops, and panels |
572 |
| 15 |
KENT WORLDWIDEkentww.com
A diversified family-owned corporation with subsidiaries in corn wet milling, animal feed production, and food/beverage manufacturing, serving customers globally |
569 |
| 16 |
Rosenboom Machine & Toolrosenboom.com
A progressive manufacturer specializing in custom hydraulic cylinders for OEMs in various industries, with facilities in US and China Seeking skilled individuals |
351 |
| 17 | 313 | |
| 18 |
Centro, Inc.centroinc.com
A leading manufacturer of custom rotationally molded plastic parts in North America, known for innovation and superior customer service ISO 9001:2008 certified |
242 |
| 19 |
TriMarktrimarkcorp.com
A leading manufacturer of quality hardware products for various industries with expertise in design, manufacturing, and engineering services for global customers |
240 |
| 20 |
Clow Valve Companyclowvalve.com
Manufacturing waterworks valves and fire hydrants through iron and brass foundries, machine shops, and assembly plants to provide infrastructure solutions across the country. |
225 |
| 21 |
ALMACOalmaco.com
Provider of customized automation equipment for agricultural research, prioritizing after-sales client support to meet evolving global research needs |
212 |
| 22 |
Accumoldaccu-mold.com
Specializing in precision micro injection molding, this company creates plastic components for industries such as medical, fiber optics, and automotive since 1985 |
176 |
| 23 |
GOMACO Corporationgomaco.com
A global leader in concrete construction equipment, offering a wide range of machinery for various paving applications worldwide through a distributor network |
144 |
| 24 |
Geater Machining and Manufacturing, Co.geater.com
Veteran-owned manufacturing company servicing aerospace, electronic, and high-tech industries with precision machined and fabricated parts, prioritizing quality, on-time delivery, and continuous improvement |
123 |
| 25 |
Cemen Techcementech.com
Empowering concrete control through volumetric mixing since 1969, providing solutions for precise and efficient concrete production. |
106 |
| 26 |
Vantec LLCvantecinc.com
Custom plastic injection molding and value-added services provider, specializing in problem-solving, molding capabilities up to 1,760 tons, ISO certified, and 24/7 operations |
80 |
| 27 |
The Java Housethejavahouse.com
Established in 1994, this company founded Java House, now with multiple locations including stores in airports, known for brewing local blends โ #needmyjava |
78 |
| 28 |
Carver Pump Companycarverpump.com
A leading centrifugal pump manufacturer with a history dating back to 1938, specializing in pumps built to strict engineering and military standards |
68 |
| 29 |
Fansteel, Incfansteel.com
Leading metal manufacturers specializing in customer engineered components such as sand castings, investment castings, and powdered metal components for various industries worldwide |
48 |
| 30 |
Bazooka Farmstarbazookafarmstar.com
The company manufactures and distributes durable manure handling equipment, livestock equipment, and grain augers for the agricultural industry |
45 |
| 31 |
Seaberg Industriesseabergindustries.com
A machinery company located in Davenport, IA, it is a division of Crawford Companies specializing in industrial equipment manufacturing |
42 |
| 32 |
Harvest International, Inc.harvest-international.com
A family-owned manufacturing company specializing in high-quality, American-made equipment for modern farming, focusing on bulk seed handling products and storage bins |
23 |
| 33 |
Motion Raceworksmotionraceworks.com
High-performance automotive manufacturer specializing in innovative solutions for the high-performance automotive industry |
21 |
| 34 |
Marion by Akonamarionsolutions.com
A global provider of custom processing solutions for various industries, offering American-made craftsmanship and tailored solutions to meet specific application needs |
18 |
| 35 |
Just Roast It DBA Iowa Coffee Roasters (formally L & L Coffee Co)iowacr.com
Wholesale custom coffee roaster sourcing top 1% specialty green coffee beans to roast for each order, guaranteeing the freshest coffee possible |
13 |
| 36 |
Verena Street Coffee Co.verenastreet.com
Midwest coffee roasting company specializing in craft roasted specialty coffee available in grocery stores, club stores, and online for a convenient at-home coffee experience |
9 |
| 37 |
Bruns Machinebrunsmachine.com
A machinery company located in Cedar Falls, Iowa, specializing in manufacturing and offering services related to machinery and industrial equipment |
7 |
| 38 |
Quality Plus Mfgqualityplusmfg.com
Established in 1995, the company provides innovative agriculture products and equipment, prioritizing top quality, unique design, materials, and customer service for farmers and seed companies |
4 |
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How this list is built
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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The same list elsewhere in United States
- Manufacturers in the United States 3,550
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- Manufacturers in Massachusetts 119
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- Manufacturers in Minnesota 111
- Manufacturers in Indiana 107
- Manufacturers in Georgia 94
- Manufacturers in Florida 91
- Manufacturers in New Jersey 87
- Manufacturers in Alabama 84
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