| # | Company | Employees |
|---|---|---|
| 1 |
ManpowerGroupmanpowergroup.com
Global workforce solutions company sourcing, assessing, and managing talent for organizations worldwide, while providing sustainable employment opportunities across various industries and skills |
72,454 |
| 2 | 55,589 | |
| 3 |
Fiservfiserv.com
A global technology provider in financial services industry, specializing in payments, processing, risk & compliance, customer management, and business optimization |
44,000 |
| 4 |
Northwestern Mutualnorthwesternmutual.com
Financial planning and wealth management through life insurance, disability income, annuities, brokerage services, and discretionary portfolio management for over four million clients worldwide. |
37,457 |
| 5 |
University of Wisconsin-Madisonwisc.edu
A prestigious public university in Madison, offering a wide range of liberal arts studies, professional programs, and student activities on a sprawling campus |
30,836 |
| 6 |
Manpowermanpower.com
Global leader in contingent and permanent recruitment, providing agile staffing solutions and access to a deep talent pool for businesses. |
30,000 |
| 7 |
Rockwell Automationrockwellautomation.com
It connects human imagination with technology potential, enhancing intelligence, connectivity, and productivity through recognized brands like Allen-Bradley and Rockwell Software. |
22,584 |
| 8 |
Menardsmenards.com
Family-owned home improvement stores in the Midwest offer quality products, tools, and training for customers and employees, with advancement opportunities and great benefits |
22,548 |
| 9 |
American Family Insuranceamfam.com
Providing insurance products and services with a focus on fairness, integrity, exceptional claims experience, and building long-term customer relationships. |
18,898 |
| 10 | 17,501 | |
| 11 |
Culver's Restaurantsculvers.com
A restaurant chain offering ButterBurgers and Fresh Frozen Custard, with franchise opportunities available for those with strong leadership skills |
16,686 |
| 12 |
Advocate Aurora Healthadvocateaurorahealth.org
An integrated health system providing high-quality care, clinical innovation, and research studies, with a strong focus on academic partnerships and community benefits |
15,279 |
| 13 |
Kohler Co.kohlercompany.com
A community of creators driving progress through smart kitchen & bath products, clean energy solutions, and world-class hospitality experiences for a gracious living experience |
14,274 |
| 14 |
A. O. Smith Corporationaosmith.com
Manufacturing and distributing residential and commercial water heaters and boilers with innovative, energy-efficient technology across global markets. |
14,023 |
| 15 |
Aurora Health Carecareers.aah.org
Nonprofit integrated health system providing clinical innovation, specialized care, research, education, and community benefits across multiple states. |
13,816 |
| 16 |
SC Johnsonscjohnson.com
A leading manufacturer of household cleaning, storage, pest control, air care products worldwide, promoting sustainability and transparency with iconic brands |
13,764 |
| 17 |
Schneiderschneider.com
A premier transportation and logistics provider with a broad portfolio, delivering superior customer experiences for over 80 years |
11,650 |
| 18 |
Ashley Furniture Industriesashleyfurnitureindustriesllc.com
Design, manufacture, and deliver a broad range of furniture products to retail partners worldwide, focusing on quality and customer satisfaction. |
11,618 |
| 19 |
Harley-Davidson Motor Companyharley-davidson.com
Manufacturing iconic motorcycles embodying adventure and freedom, fostering a unique lifestyle brand with a focus on innovation and culture. |
11,289 |
| 20 | 10,261 | |
| 21 |
UW Healthuwhealth.org
Integrated academic health system operating multiple hospitals and clinics, providing care to over 832,000 patients annually in Wisconsin and Illinois. |
10,155 |
| 22 |
Plexus Corp.plexus.com
A global leader in providing design, development, supply chain solutions, manufacturing, and aftermarket services for companies in complex industries since 1979 |
9,957 |
| 23 |
Milwaukee Toolbit.ly
Innovative technology-focused company in power, hand tools industry Offers fast-paced design environment, professional development, and empowers leaders to succeed |
9,854 |
| 24 |
First Data Corporationfiserv.com
A global leader in payments and financial technology, serving financial institutions, merchants, and businesses worldwide |
9,745 |
| 25 |
Kwik Trip, Inc.jobs.kwiktrip.com
Family-owned convenience stores, offering high-quality products at low prices. Focus on community, co-worker well-being, and profit sharing. |
9,704 |
| 26 |
Experisexperis.com
Global leader in IT professional resourcing, project solutions, and managed services for Business Transformation, Enterprise Applications, Cloud, Cyber Security, and Digital Workspace |
8,994 |
| 27 |
ABC Supply Co. Inc.abcsupply.com
Wholesale distributor specializing in roofing and building products, supporting professional contractors with products, services, and innovative ordering solutions. |
8,946 |
| 28 |
State of Wisconsinwisc.jobs
The State of Wisconsin Government is an Equal Opportunity Employer with diverse talent, providing professional opportunities in the public sector |
7,738 |
| 29 |
Milwaukee Public Schoolsmilwaukeepublicschools.org
Education institution focused on accelerating student achievement, fostering positive relationships, and developing leadership skills through college-level courses and top-ranked high schools |
7,490 |
| 30 |
University of Wisconsin-Milwaukeeuwm.edu
A top research university offering world-class education to students from 91 countries, with leading schools in architecture, freshwater sciences, and public health |
7,345 |
| 31 |
Oshkosh Corporationoshkoshcorp.com
Design and manufacture advanced industrial equipment using electrification, autonomy, AI, and connectivity for tough jobs worldwide. |
7,170 |
| 32 |
Snap-onsnapon.com
Global leader in designing, manufacturing, and marketing tools, equipment, diagnostics, and repair solutions for professionals across various industries worldwide |
7,077 |
| 33 | 6,878 | |
| 34 |
Clariosclarios.com
Global leader in advanced energy storage solutions, producing 150 million batteries annually for a third of the world's vehicles Expanding capacity to meet future demand |
6,268 |
| 35 |
Regal Rexnordmaintenance.regalrexnord.com
Global manufacturer of sustainable solutions for airflow, motion control, power transmission, and power generation in commercial, industrial, and residential settings Headquarters in Milwaukee, Wisconsin |
5,921 |
| 36 |
Bairdrwbaird.com
Provides wealth management, investment banking, asset management, equity research, public finance, and private equity services globally. |
5,762 |
| 37 |
Marquette Universitymarquette.edu
Catholic Jesuit university serving students, advancing knowledge with diverse undergraduate, graduate, professional programs, dentistry and law schools. |
5,579 |
| 38 |
Menasha Corporationcareers.menashacorporation.com
A family-owned company with a focus on customer satisfaction, employee collaboration, community support, and long-lasting careers across various career paths |
5,462 |
| 39 |
Banking Industrylegacybancorp.com
A financial services company dedicated to increasing shareholder value, providing excellent customer service, increasing homeownership, and developing the economic base of communities |
5,348 |
| 40 |
Komatsu Miningkomatsu.com
Development and supply of technologies, equipment, and services for construction, mining, industrial, forestry, and forklift markets worldwide. |
5,339 |
| 41 |
Exact Sciencesexactsciences.com
Development of cancer prevention and early detection solutions, guiding personalized treatment to help eradicate cancer and improve patient outcomes. |
5,321 |
| 42 |
Associated Bankassociatedbank.com
Provides comprehensive financial products and services through over 200 locations across Wisconsin, Illinois, Minnesota, and loan offices in several other states. |
5,089 |
| 43 |
Marshfield Clinic Health Systemmarshfieldclinic.org
Providing comprehensive healthcare services, research, education, and community partnerships across rural Wisconsin and Michigan's Upper Peninsula. |
5,019 |
| 44 |
Gundersen Health Systemgundersenhealth.org
Not-for-profit healthcare network delivering primary, specialty, and emergency care across multiple hospitals and clinics in the Midwest region. |
4,991 |
| 45 |
Fairway Independent Mortgage Corporationfairwayindependentmc.com
Fairway Independent Mortgage Corporation provides personalized mortgage services nationwide with a focus on fast turn times and exceptional customer service |
4,972 |
| 46 |
Children's Wisconsinchildrenswi.org
A top pediatric hospital with 500 pediatric-trained doctors providing a range of medical care and community support programs for children's well-being |
4,955 |
| 47 |
Froedtert Healthfroedtert.com
Academic medical center with multiple hospitals and clinics providing patient care, medical research, education, and trauma services across Wisconsin. |
4,892 |
| 48 |
Sentrysentry.com
An insurance company founded in 1904, offering personalized service and insurance products for businesses in various industries, with strong financial stability and customer retention |
4,729 |
| 49 |
Spectrum Brands, Incspectrumbrands.com
Leading producer of pet care, pest control, home cleaning, grooming products, and small household appliances trusted worldwide. |
4,505 |
| 50 |
Schreiber Foodsschreiberfoods.com
Manufacturing and supplying cream cheese, natural cheese, processed cheese, beverages, and yogurt with a focus on quality and inclusion. |
4,375 |
| 51 |
Brady Corporationbradyid.com
An international manufacturer providing complete solutions for identifying and protecting people, products, and places through labels, signs, safety devices, and software |
4,291 |
| 52 |
Generacgenerac.com
Providing reliable, efficient energy solutions for homes, businesses, and critical infrastructure to ensure comfort, safety, and energy independence. |
4,197 |
| 53 |
ThedaCarethedacare.org
A non-profit healthcare organization in northeast Wisconsin with seven hospitals, 35 clinics, and Mayo Clinic affiliation, providing serious and complex healthcare to over 235,000 patients annually |
4,097 |
| 54 |
Aspirus Healthaspirus.org
A non-profit health system in Wisconsin and Upper Michigan with hospitals, clinics, home health care, pharmacies, and a network of physicians |
4,095 |
| 55 |
TDSยฎtdsinc.com
Provides broadband internet, TV, phone services, wireless infrastructure leasing, and marketing solutions to urban, suburban, and rural U.S. communities. |
3,980 |
| 56 |
Michels Corporationmichels.us
A family-owned global leader in energy and infrastructure construction, providing engineering, procurement, and construction services with a focus on modern solutions |
3,914 |
| 57 |
Briggs & Strattonbriggsandstratton.com
Design, manufacture, and market engines, lithium-ion batteries, generators, energy storage, and outdoor power equipment globally under multiple brand names. |
3,691 |
| 58 |
Wipfliwipfli.com
Business consulting, digital services, audit, and accounting solutions for emerging and mid-market organizations across financial, healthcare, manufacturing, construction, and government sectors. |
3,655 |
| 59 |
School Specialtyschoolspecialty.com
A company dedicated to shaping the future of education by providing innovative products and services, encouraging growth, leadership, and community impact |
3,562 |
| 60 |
Jockey International, Inc.jockey.com
A globally responsible designer and marketer of men's and women's apparel, known for innovative products like underwear, intimates, activewear, and accessories |
3,477 |
| 61 |
Modine Manufacturing Companymodine.com
This company specializes in innovative thermal technology, providing customized heating and cooling solutions for vehicle and commercial equipment manufacturers since 1916 |
3,466 |
| 62 |
Trek Bicycletrekbikes.com
This company values individuality, welcomes all backgrounds, and is passionate about creating a diverse and inclusive environment |
3,384 |
| 63 |
Marshfield Clinicmarshfieldclinic.org
A large private multispecialty group practice with 775 physicians in 80 specialties across Wisconsin and Michigan's Upper Peninsula |
3,282 |
| 64 |
Marshalls Convenience Storesmarshalls.com
A retail company located in Cascade, Wisconsin, specializing in convenience store products and services |
3,270 |
| 65 |
FTIfaithtechinc.com
A dynamic organization specializing in construction, engineering, manufacturing, and renewable energy solutions to create success through innovation and expertise |
3,232 |
| 66 |
Lands'โ Endlandsend.com
Retail clothing, accessories, footwear, and home products through catalogs, online platforms, specialty websites, and physical retail locations. |
3,229 |
| 67 |
ProHealth Carecareers.prohealthcare.org
A healthcare company in Wisconsin that values its employees, offers a supportive culture, generous benefits, and opportunities for education to provide exceptional patient care |
3,227 |
| 68 |
Sensient Technologies Corporationsensient.com
Enhancing sensory experiences by developing specialized ingredients and technologies for colors, flavors, and extracts in industries worldwide |
3,134 |
| 69 |
WEC Energy Groupwecenergygroup.com
Provides electric and natural gas services to millions of customers across multiple states, focusing on reliability, customer care, and operational efficiency. |
3,080 |
| 70 |
Foley & Lardner LLPfoley.com
A global law firm specializing in Energy, Health Care, Technology, and Manufacturing sectors, providing creative solutions and full-service legal support |
3,067 |
| 71 |
Madison Metropolitan School Districtmadison.k12.wi.us
A school district serving over 27,000 students in 49 schools, providing education from kindergarten to high school with a focus on college and career readiness |
3,048 |
| 72 |
Menasha Packagingmenasha.com
A leading provider of consumer packaging, merchandising solutions, contract packaging, corrugated packaging, food packaging, and shipping containers across North America |
3,021 |
| 73 |
TDS Telecommunications LLCtdstelecom.com
Provides high-speed internet, TV entertainment, phone services, VoIP solutions, and data networking to urban, suburban, and rural communities. |
2,985 |
| 74 |
Milwaukee Countycounty.milwaukee.gov
Management and operation of public services including airport, courts, human services, parks, public safety, transportation, and support for seniors and veterans. |
2,975 |
| 75 |
Mercury Marinemercurymarine.com
designs, manufactures, distributes marine engines, parts, and accessories for recreational, commercial, and government boating applications worldwide |
2,887 |
| 76 |
We Energieswe-energies.com
A leading energy company serving over 11 million electric and natural gas customers in Wisconsin and Michigan, with a focus on reliability and customer satisfaction |
2,832 |
| 77 |
University of Wisconsin-Eau Claireuwec.edu
Midwestern public university offering diverse learning experiences and a vibrant community for students to live, learn, and grow in |
2,797 |
| 78 |
Festival Foodsfestfoods.com
A Wisconsin-based family and employee-owned grocer dedicated to giving back to communities, providing exceptional service, and operating over 40 supermarkets |
2,769 |
| 79 |
University of Wisconsin-La Crosseuwlax.edu
The company focuses on developing human resources, disseminating knowledge, and serving society through education, research, and public service |
2,760 |
| 80 |
Rehlkorehlko.com
providing global energy resilience solutions with innovative power systems and engines, supporting industrial and residential energy needs worldwide |
2,710 |
| 81 |
Fleet Farmfleetfarm.com
Retailer offering lifestyle merchandise for farm, ranch, and suburban customers in the Upper Midwest since 1955 Variety of products including automotive and outdoor apparel |
2,695 |
| 82 |
Madison Area Technical Collegemadisoncollege.edu
A diverse educational institution offering 180+ career programs, transfer options, online classes, and a strong job placement rate, with a focus on community engagement and inclusivity |
2,695 |
| 83 |
Batteries Plusbatteriesplus.com
The company specializes in replacement batteries, light bulbs, and smartphone/tablet repairs, with a focus on solving battery problems and providing helpful advice |
2,657 |
| 84 |
Alliant Energyalliantenergy.com
Provides regulated electric and natural gas services to retail customers in Iowa and Wisconsin with focus on sustainability and community. |
2,626 |
| 85 |
PSSIfortrexsolutions.com
Provider of food safety solutions for food processing facilities, offering contract sanitation services, chemical innovations, pest prevention, and intervention solutions with skilled specialists |
2,586 |
| 86 |
Best Version Mediabestversionmedia.com
Provides small and midsize businesses with print, digital ads, online listings, and review management to enhance local market presence. |
2,570 |
| 87 |
University of Wisconsin-Whitewateruww.edu
Public university offering diverse academic programs, community engagement, research, and award-winning athletics to enhance student and regional development. |
2,558 |
| 88 |
TruStagetrustage.com
Financially strong insurance, investment, and technology provider dedicated to helping people make confident financial decisions at every stage of life |
2,538 |
| 89 |
Nordic Globalnordicglobal.com
Strategic partner for healthcare providers offering advisory, managed services, implementation, staffing, and ERP to modernize health IT systems globally. |
2,519 |
| 90 |
Bellin Healthbellin.org
A premier health system in Northeast Wisconsin and Michigan, offering expertise in cardiac care, orthopedics, sports medicine, mental health, and primary care services |
2,509 |
| 91 |
Alta Resourcesaltaresources.com
A BPO company specializing in creating seamless customer experiences for various industries through integrated services like care, sales, e-commerce, and fulfillment |
2,506 |
| 92 |
The Manitowoc Companymanitowoc.com
Design and manufacture of crawler, boom, telescoping, and tower cranes with innovative products and strong customer support services worldwide. |
2,505 |
| 93 |
University of Wisconsin-Stoutuwstout.edu
This university offers hands-on learning, career-focused experiences, and industry-informed education to prepare students for successful employment and leadership opportunities |
2,501 |
| 94 |
UnityPoint Health โ Meriterunitypoint.org
UnityPoint Health - Meriter provides high-quality healthcare services, including hospital care, clinics, home health care, laboratories, and community philanthropic activities in Wisconsin |
2,390 |
| 95 |
University of Wisconsin-Stevens Pointuwsp.edu
A university providing a broad-based education, fostering intellectual growth, community engagement, and preparing students for success in a diverse, sustainable world |
2,381 |
| 96 |
REV Group, Increvgroup.com
Specialty vehicle designer and manufacturer, offering customized solutions for fire & emergency, commercial, and recreational applications to a diverse customer base in the United States |
2,380 |
| 97 |
Right Managementright.com
Global provider of outplacement, career management, and leadership development solutions to support talent transitions and organizational growth. |
2,370 |
| 98 | 2,314 | |
| 99 |
University of WisconsinโOshkoshuwosh.edu
UW Oshkosh prioritizes students, making them central to the organization's mission, values, and activities ๐ |
2,311 |
| 100 |
Kalahari Resorts & Conventionskalahariresorts.com
Full-service vacation destinations with indoor waterparks, luxury spas, family entertainment, and convention facilities, providing unforgettable experiences for guests of all ages |
2,230 |
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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.
More company lists in Wisconsin
- Manufacturers in Wisconsin 119
- Hospitals and Health Care companies in Wisconsin 94
- Retail chains in Wisconsin 87
- Contract manufacturers in Wisconsin 86
- Machinery Manufacturing companies in Wisconsin 83
- Financial services firms in Wisconsin 74
- Education providers in Wisconsin 70
- Critical infrastructure operators in Wisconsin 68
- Financial Services companies in Wisconsin 66
- Family-owned companies in Wisconsin 60
- Manufacturing companies in Wisconsin 59
- Hardware manufacturers in Wisconsin 57
- Higher Education companies in Wisconsin 57
- Construction companies in Wisconsin 56
- Public sector organisations in Wisconsin 48
- Healthcare providers in Wisconsin 47
- Insurance companies in Wisconsin 46
- Industrial Machinery Manufacturing companies in Wisconsin 45
- Government Administration companies in Wisconsin 40
- IT Services and IT Consulting companies in Wisconsin 36
- Primary and Secondary Education companies in Wisconsin 36
- Education Administration Programs companies in Wisconsin 33
- Food and Beverage Services companies in Wisconsin 33
- SaaS companies in Wisconsin 33
The same list elsewhere in United States
- The largest companies in the United States 91,669
- The largest companies in California 12,813
- The largest companies in New York State 10,485
- The largest companies in Texas 8,086
- The largest companies in Florida 4,945
- The largest companies in Illinois 4,175
- The largest companies in Pennsylvania 3,110
- The largest companies in Massachusetts 3,093
- The largest companies in Georgia 2,632
- The largest companies in Ohio 2,618
- The largest companies in New Jersey 2,569
- The largest companies in Virginia 2,503
- The largest companies in Michigan 2,346
- The largest companies in North Carolina 2,174
- The largest companies in Alabama 1,806
- The largest companies in Washington State 1,785
- The largest companies in Colorado 1,774
- The largest companies in Minnesota 1,700
- The largest companies in Maryland 1,527
- The largest companies in Arizona 1,449
- The largest companies in New York 6,920
- The largest companies in San Francisco 2,030
- The largest companies in Houston 1,791
- The largest companies in Chicago 1,668