| # | Company | Employees |
|---|---|---|
| 1 |
O'Reilly Auto Partsoreillyauto.com
A leading retailer in the automotive aftermarket industry with over 6,000+ locations, committed to serving customers, community, and team members |
84,000 |
| 2 |
Emersonemerson.com
A global technology and engineering company providing innovative solutions for industrial and commercial markets, driving innovation for a healthier, safer, and smarter world |
51,841 |
| 3 |
Centene Corporationcentene.com
Providing affordable, high-quality healthcare plans for Medicaid, Medicare, and marketplace members, focusing on under-insured and uninsured individuals nationwide. |
36,022 |
| 4 |
Amdocsamdocs.com
A global company empowers clients to innovate and create exceptional digital experiences, accelerate cloud migration, differentiate in 5G era, and enhance communication and media experiences |
34,637 |
| 5 | 26,107 | |
| 6 |
Wal Mart Corporation
This company provides access to Walmart executive speeches, financial reports, press releases, photos, videos, and interactive global location map |
19,478 |
| 7 |
H&R Blockhrblock.com
H&R Block provides tax preparation services worldwide, focusing on building long-lasting relationships through care, innovation, and a people-first approach |
16,116 |
| 8 |
Caleres, Inc.jobs.caleres.com
This company is a global footwear brand portfolio with diverse offerings, including famous labels like Sam Edelman and Naturalizer, focusing on consumer-driven innovation and quality craftsmanship |
9,313 |
| 9 |
Jack Henryjackhenry.com
provides technology and services to community banks and credit unions, enabling innovation, integration with fintechs, and financial health improvement |
8,477 |
| 10 |
Stifel Financial Corp.stifel.com
Providing brokerage, trading, investment banking, advisory, and trust services to individuals, businesses, and municipalities across the U.S. |
7,384 |
| 11 |
Energizer Holdingsenergizerholdings.com
A global organization creating innovative products to improve lives, focused on serving customers, driving revenue, and delivering long-term value |
6,098 |
| 12 |
Varsity Tutors, a Nerdy Companyvarsitytutors.com
A leading online learning platform leveraging technology to connect learners with experts across a wide range of subjects and formats |
5,970 |
| 13 |
Leggett & Plattleggett.com
Designing and manufacturing innovative products and components for bedding, furniture, seating, homes, offices, airplanes, and automobiles worldwide. |
4,601 |
| 14 |
Reinsurance Group of America, Incorporatedrgare.com
Global leader in life and health reinsurance providing financial solutions to manage risk, optimize capital, and ensure financial protection accessibility. |
4,444 |
| 15 |
Perficientperficient.com
Global consultancy specializing in digital transformation for large enterprises, offering strategy, creative, and technology solutions to drive business growth and success |
4,362 |
| 16 |
Belden Inc.belden.com
Connecting information and intelligence to simplify, secure, and enhance the digital journey for customers transforming the way the world works |
4,091 |
| 17 | 3,682 | |
| 18 |
Build-A-Bear Workshopbuildabear.com
A beloved brand offering unique retail and entertainment experiences through customizable furry friend creations in over 400 worldwide locations |
3,522 |
| 19 |
Evergylinkedin.com
The company delivers energy to communities in Kansas and Missouri, prioritizing sustainability, safety, and a people-first mindset to empower a better future |
1,895 |
| 20 |
Enterprise Bank & Trustenterprisebank.com
An organization committed to guiding individuals toward financial success by empowering businesses, securing families' futures, and investing in communities through personal service |
1,725 |
| 21 |
Post Holdingspostholdings.com
A consumer packaged goods holding company specializing in ready-to-eat cereal, refrigerated foods, foodservice, pet food, and private brand food categories |
1,144 |
| 22 |
Arch Resources, Inccorenaturalresources.com
Producer and exporter of metallurgical and thermal coals, operating multiple mines and marine export terminals focused on seaborne markets. |
1,136 |
| 23 |
Great Southern Bankgreatsouthernbank.com
A multi-state bank offering comprehensive banking products and services, committed to building relationships with customers, communities, and shareholders |
890 |
| 24 |
Cass Information Systemscassinfo.com
Provider of integrated information and payment management solutions for supply chains, communications, facilities, and operations, disbursing over $90 billion annually |
870 |
| 25 |
International Financial Data Services (IFDS)ssctech.com
Provider of financial data management and administration services, supporting investment funds and financial institutions with technology-driven solutions. |
689 |
| 26 |
Southern Bankbankwithsouthern.com
A long-standing financial institution with $24 billion in assets, serving 40+ communities across Missouri, Arkansas, and Illinois since 1887 |
537 |
| 27 |
FutureFuel Chemical Companyfuturefuelcorporation.com
A leader in custom toll manufacturing of specialty chemicals and biodiesel, offering services from process analysis to full-scale production with sustainability focus |
277 |
| 28 |
ICL U.S.icl-group.com
A leading global specialty minerals company focused on sustainable solutions in food, agriculture, and industrial markets through R&D and innovation |
274 |
| 29 |
American Outdoor Brands Inc.aob.com
Specializing in building brands through passion and play, we create memorable moments that matter for our clients' success |
216 |
| 30 |
Bank of Advancebankofadvance.com
Established in 1902, this family-owned bank offers a wide array of financial services to individuals, businesses, farmers, and organizations while supporting charitable causes |
79 |
| 31 |
Baue Funeral Homes, Crematory, & Cemeterybaue.com
A family-owned funeral firm providing quality, caring, and sensitive services at the best value to honor loved ones' lives |
66 |
| 32 |
Katalyst Surgicalkatalystsurgical.com
Industry leader in ophthalmic surgical instruments with 40+ years of experience, providing high-quality products, superior service, and cost savings to customers |
54 |
| 33 |
Stars Design Groupstarsdesigngroup.com
Global apparel program development company with design, sourcing, and factory network capabilities for brands, retailers, and corporations worldwide |
50 |
| 34 |
Servco Equipment Companyservco-stl.com
Manufacturer of custom stainless-steel food service equipment, managing projects from design to installation, with a focus on customer care and long-lasting quality |
31 |
| 35 |
Greenway Insurance and Financialgreenwaysave.com
This company provides insurance, financial services, mortgages, and niche investment products with a team of specialized agents to efficiently meet client needs |
14 |
Turn this list into pipeline
Tamtam finds the decision-makers at every company on a list like this one, with verified emails, phone numbers and the buying signals that tell you when to reach out.
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 2, 2026.
More company lists in Missouri
- The largest companies in Missouri 1,499
- Manufacturers in Missouri 164
- Retail chains in Missouri 143
- Education providers in Missouri 130
- Critical infrastructure operators in Missouri 120
- Healthcare providers in Missouri 118
- Hospitals and Health Care companies in Missouri 118
- Financial services firms in Missouri 116
- Family-owned companies in Missouri 84
- Public sector organisations in Missouri 78
- Construction companies in Missouri 72
- Higher Education companies in Missouri 70
- IT Services and IT Consulting companies in Missouri 70
- Hardware manufacturers in Missouri 68
- IT services companies in Missouri 61
- Distributors and wholesalers in Missouri 57
- Financial Services companies in Missouri 53
- Logistics companies in Missouri 46
- Consulting firms in Missouri 43
- Contract manufacturers in Missouri 43
- Insurance companies in Missouri 43
- E-commerce companies in Missouri 41
- Truck Transportation companies in Missouri 36
- Energy companies in Missouri 34
The same list elsewhere in United States
- Publicly traded companies in the United States 3,096
- Publicly traded companies in California 509
- Publicly traded companies in Texas 315
- Publicly traded companies in New York State 296
- Publicly traded companies in Illinois 154
- Publicly traded companies in Florida 151
- Publicly traded companies in Massachusetts 125
- Publicly traded companies in Pennsylvania 117
- Publicly traded companies in New Jersey 94
- Publicly traded companies in Ohio 94
- Publicly traded companies in Virginia 92
- Publicly traded companies in North Carolina 91
- Publicly traded companies in Georgia 90
- Publicly traded companies in Alabama 77
- Publicly traded companies in Colorado 65
- Publicly traded companies in Arizona 64
- Publicly traded companies in Michigan 59
- Publicly traded companies in Washington State 57
- Publicly traded companies in Minnesota 55
- Publicly traded companies in Tennessee 51
- Publicly traded companies in New York 210
- Publicly traded companies in Houston 112
- Publicly traded companies in Chicago 71
- Publicly traded companies in San Francisco 63