This selection of large multinational companies in Iowa shows a concentration in financial services and aerospace manufacturing. Companies such as Principal Financial Group offer retirement planning and insurance, while World Financial Group empowers financial services entrepreneurs. In aerospace, B/E Aerospace designs and manufactures aircraft cabin systems, and Rockwell Collins provides flight deck avionics.
The data also indicates a significant presence of companies in the Cedar Rapids and Des Moines areas. Other notable companies include Workiva, providing a collaborative platform for finance and accounting, and Vermeer Corporation, manufacturing agricultural and industrial equipment. MCI and CBE Companies specialize in outsourcing and offshoring consulting.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Principal Financial Groupprincipal.com
Provides retirement planning, investment management, and insurance products globally to help individuals and businesses build long-term wealth and achieve overall financial security. |
24,405 | |||
| 2 |
World Financial Group (WFG)worldfinancialgroup.com
Empowering individuals to become financial services entrepreneurs and provide families access to knowledge, products, and resources for a better future |
19,350 | |||
| 3 |
B/E Aerospacertx.com
Design, develop, manufacture aircraft cabin seating, lighting, oxygen, galley, water, waste, lavatory systems, plus customization and certification services. |
9,969 | |||
| 4 |
Rockwell Collinsrtx.com
Provider of flight deck avionics, cabin electronics, mission communications, and simulation services for commercial and military aviation customers worldwide. |
7,957 | |||
| 5 |
Pella Corporationpella.com
This company innovates, designs, builds, and delivers high-quality windows and doors with integrity, pride, and a focus on perfection |
5,011 | |||
| 6 |
Workivaworkiva.com
Provides a secure, audit-ready, AI-powered collaborative platform for finance, accounting, sustainability, risk, and audit teams to connect data and unify processes. |
3,297 | |||
| 7 |
Vermeer Corporationvermeer.com
A leading manufacturer of agricultural and industrial equipment, designing, building, and supporting tough yellow iron to help customers worldwide |
2,574 | |||
| 8 |
Principal Asset Managementprincipalam.com
Providing customized investment solutions through a multi-boutique platform to help individuals and institutions achieve their financial goals. |
2,317 | |||
| 9 | 2,209 | ||||
| 10 |
Atheneathene.com
Provides retirement income and savings products, fixed annuities, reinsurance, and institutional pension solutions across multiple countries. |
2,049 | |||
| 11 | 1,725 | ||||
| 12 |
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 | |||
| 13 |
Stanley Consultantsstanleyconsultants.com
Award-winning consulting firm since 1913, providing program management, planning, design, engineering, and environmental services to diverse clients globally |
1,233 | |||
| 14 |
CBE Companiescbecompanies.com
A global provider of outsourced call center solutions, specializing in meeting regulatory requirements for federal contracts and Fortune 100 companies |
1,128 | |||
| 15 |
Upper Iowa Universityuiu.edu
Private, nonprofit university offering undergraduate and graduate degree programs through flexible online and in-person options to students nationally and internationally Dual enrollment and professional development available |
970 | |||
| 16 |
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 | |||
| 17 |
ITA Group, Inc.itagroup.com
It helps brands enhance sales and retention through events, incentives, and recognition, fostering connections and motivating employees and customers. |
922 | |||
| 18 |
SciPlaysciplay.com
Leading developer and publisher of digital games offering highly entertaining free-to-play games on mobile and web platforms worldwide |
826 | |||
| 19 |
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 | |||
| 20 |
Carrotget-carrot.com
A global fertility and family-building platform offering comprehensive care, cost savings for employers, and award-winning experiences for individuals worldwide |
617 | |||
| 21 |
CCC (Compressor Controls Corporation)process.honeywell.com
Leader in Turbomachinery Train Optimization Services for Oil & Gas industries, providing expertise in process optimization, plant efficiency, and safety |
593 | |||
| 22 |
Foodlinerfoodliner.com
The company provides customized transportation services for dry bulk and liquid food products across North America, claiming the title of largest US bulk food carrier |
544 | |||
| 23 |
Berkley Technology Servicesberkley-bts.com
Dynamic IT company within a global insurance organization, providing high-quality solutions, system integration, support, research, and career advancement opportunities in a positive environment |
526 | |||
| 24 |
Future Foam, Inc.futurefoam.com
A global foam producer, OEM supplier, and retail company, specializing in manufacturing innovative foam materials tailored to customer specifications since 1958 |
520 | |||
| 25 |
FoodChain IDfoodchainid.com
This company provides integrated food safety, quality, and sustainability services to the global agrifoods industry, serving clients in over 100 countries |
501 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 26 |
Albaugh, LLCalbaugh.com
A leading supplier of post-patent crop protection products, seed treatments, and specialty products with global operations and a wide product portfolio |
497 | |||
| 27 |
Berkshire Hathaway Energybrkenergy.com
A sustainable energy company with a $1338 billion portfolio serving 12 million customers with low-cost, safe, and reliable service Headquarters in Iowa |
480 | |||
| 28 |
Tri-City Grouptricityelectric.com
Experienced team providing a wide range of electrical services including engineering, integration, security, telecommunications, disaster recovery, and residential & construction projects |
458 | |||
| 29 |
Federal Home Loan Bank of Des Moinesfhlbdm.com
Member-owned cooperative of community banks, credit unions, and financial institutions in 13 states, focused on advancing economic development and affordable housing initiatives |
442 | |||
| 30 |
Grain Processing Corporationgrainprocessing.com
Leading manufacturer and marketer of corn-based products for food, pharmaceutical, personal care, industrial use, animal feed, pet care, and various other industries |
415 | |||
| 31 |
CRST Logisticscrst.com
Full-service third-party logistics company providing transportation services in US, Canada, and Mexico for manufacturers, distributors, and military units with a focus on efficiency and cost-effectiveness |
406 | |||
| 32 |
APCapcproteins.com
Global leader in manufacturing and selling plasma-derived functional proteins for animal nutrition, offering innovative solutions to improve lives of animals |
391 | |||
| 33 |
PPI - Precision Pulley & Idlerppi-global.com
An employee-owned company founded in 1977, specializing in high-performance conveyor components, competitive pricing, and exceptional customer service worldwide |
368 | |||
| 34 |
Cobham Mission Systemseaton.com
A leading provider of aerospace systems and services, specializing in power management, electrical technologies, and solutions for commercial and military aircraft worldwide |
359 | |||
| 35 |
Lightedgelightedge.com
LightEdge provides technology solutions to bring the benefits of public cloud to enterprise IT workloads, reducing complexity and prioritizing security, performance, and client needs |
359 | |||
| 36 |
OnBrand24onbrand24.com
Leader in global call center outsourcing, offering exceptional inbound and outbound services across diverse industries with proven expertise and a focus on customer satisfaction and brand loyalty |
358 | |||
| 37 |
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 | |||
| 38 |
Sears Seatingsearsseating.com
A leading manufacturer of suspension and non-suspension seating systems for various industries, supplying major companies worldwide with proprietary products |
348 | |||
| 39 |
Trans Ovatransova.com
Leader in bovine reproductive technologies, offering services like embryo transfer, IVF, sexed-semen, genetic preservation, and cloning to advance cattle genetics globally |
334 | |||
| 40 |
CIVCO Medical Solutionscivco.com
Medical technology company with 35+ years experience specializing in ultrasound accessories for diagnostic imaging, infection control, and needle guidance solutions |
329 | |||
| 41 |
Happy Joe's Pizzahappyjoes.com
A family-owned pizza chain known for specialty pizzas, ice cream, birthday parties, and mascot Happy the Dog with locations across the US and internationally |
318 | |||
| 42 |
Ag Leader Technologyagleader.com
A leader in precision agriculture technology, providing complete solutions to help farmers plan, plant, apply, and harvest more accurately and profitably |
273 | |||
| 43 |
TriMarktrimarkcorp.com
A leading manufacturer of quality hardware products for various industries with expertise in design, manufacturing, and engineering services for global customers |
240 | |||
| 44 |
Infinite Computing Systemsinfinite-usa.com
Delivering customized IT solutions since 1997, specializing in Microsoft technologies, business intelligence, custom application development, mobility services, product development, and global staffing |
201 | |||
| 45 |
Fort Dodge Animal Healthwyeth.com
Manufacturer of animal health products for livestock, companion animals, equine, swine, and poultry industries worldwide. Dedicated to research, development, and delivery of innovative products. |
198 | |||
| 46 |
Eurofins US Food, Feed, & Supplement Testingeurofinsus.com
Commercial testing laboratories offering comprehensive food safety testing services, specializing in a range of laboratory testing methods for various industries in the United States |
160 | |||
| 47 |
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 | |||
| 48 |
McCoy Groupmccoygroup.com
A family-owned transportation company operating multiple subsidiaries in North America, specializing in trucking, logistics, construction, and forestry services |
135 | |||
| 49 |
Blue Frogbluefrogdm.com
A privately-owned marketing firm offering comprehensive services like inbound marketing, design, social media management, and strategic planning for businesses of all sizes |
119 | |||
| 50 |
CEIA S.p.A.ceia.net
This company manufactures high-tech electromagnetic inspection and induction heating equipment, with all research, development, engineering, and production activities performed entirely in-house. |
115 | |||
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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 Nov 13, 2026.
More company lists in Iowa
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- Manufacturers in Iowa 88
- Education providers in Iowa 86
- Critical infrastructure operators in Iowa 69
- Financial services firms in Iowa 69
- Retail chains in Iowa 57
- Higher Education companies in Iowa 53
- Hospitals and Health Care companies in Iowa 51
- Public sector organisations in Iowa 49
- Healthcare providers in Iowa 47
- Companies with in-house R&D in Iowa 46
- Hardware manufacturers in Iowa 43
- Family-owned companies in Iowa 42
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- Financial Services companies in Iowa 34
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- Machinery Manufacturing companies in Iowa 28
- Corporate groups and holding companies in Iowa 28
The same list elsewhere in United States
- Multinational companies in the United States 16,192
- Multinational companies in California 2,587
- Multinational companies in New York State 2,214
- Multinational companies in Texas 1,418
- Multinational companies in Florida 897
- Multinational companies in Illinois 830
- Multinational companies in Massachusetts 637
- Multinational companies in New Jersey 623
- Multinational companies in Georgia 521
- Multinational companies in Pennsylvania 472
- Multinational companies in Michigan 467
- Multinational companies in Alabama 423
- Multinational companies in Virginia 396
- Multinational companies in Ohio 389
- Multinational companies in North Carolina 358
- Multinational companies in Washington State 288
- Multinational companies in Colorado 228
- Multinational companies in New York 1,836
- Multinational companies in San Francisco 446
- Multinational companies in Houston 402
- Multinational companies in Chicago 366
- Multinational companies in Miami 289
- Multinational companies in Atlanta 252
- Multinational companies in Boston 241