| # | 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 |
Fiservfiserv.com
A global technology provider in financial services industry, specializing in payments, processing, risk & compliance, customer management, and business optimization |
44,000 |
| 3 |
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 |
| 4 |
Manpowermanpower.com
Global leader in contingent and permanent recruitment, providing agile staffing solutions and access to a deep talent pool for businesses. |
30,000 |
| 5 |
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 |
| 6 |
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 |
| 7 |
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 |
| 8 |
Aurora Health Carecareers.aah.org
Nonprofit integrated health system providing clinical innovation, specialized care, research, education, and community benefits across multiple states. |
13,816 |
| 9 |
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 |
| 10 |
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 |
| 11 |
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 |
| 12 |
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 |
| 13 |
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 |
| 14 |
Bairdrwbaird.com
Provides wealth management, investment banking, asset management, equity research, public finance, and private equity services globally. |
5,762 |
| 15 |
Marquette Universitymarquette.edu
Catholic Jesuit university serving students, advancing knowledge with diverse undergraduate, graduate, professional programs, dentistry and law schools. |
5,579 |
| 16 |
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 |
| 17 |
Komatsu Miningkomatsu.com
Development and supply of technologies, equipment, and services for construction, mining, industrial, forestry, and forklift markets worldwide. |
5,339 |
| 18 |
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 |
| 19 |
Froedtert Healthfroedtert.com
Academic medical center with multiple hospitals and clinics providing patient care, medical research, education, and trauma services across Wisconsin. |
4,892 |
| 20 |
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 |
| 21 |
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 |
| 22 |
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 |
| 23 |
Sensient Technologies Corporationsensient.com
Enhancing sensory experiences by developing specialized ingredients and technologies for colors, flavors, and extracts in industries worldwide |
3,134 |
| 24 |
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 |
| 25 |
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 |
| 26 |
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 |
| 27 |
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 |
| 28 |
Rehlkorehlko.com
providing global energy resilience solutions with innovative power systems and engines, supporting industrial and residential energy needs worldwide |
2,710 |
| 29 |
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 |
| 30 |
Right Managementright.com
Global provider of outplacement, career management, and leadership development solutions to support talent transitions and organizational growth. |
2,370 |
| 31 |
Enerpac Tool Groupenerpactoolgroup.com
A global industrial tools and services company specializing in high-pressure hydraulic tools, controlled force products, and heavy load positioning solutions |
2,226 |
| 32 |
Milwaukee Area Technical Collegematc.edu
Leading Wisconsin technical college offering transformative education, serving students, industry, and community with excellence and innovation |
2,082 |
| 33 |
City of Milwaukeecity.milwaukee.gov
The Department of Employee Relations in Milwaukee focuses on supporting employee well-being through comprehensive benefits and a strong sense of purpose |
2,077 |
| 34 |
Herzing Universityherzing.edu
A private nonprofit college accredited by The Higher Learning Commission, empowering students for success in work, learning, and community engagement |
2,066 |
| 35 |
Marcus Theatresmarcustheatres.com
Marcus Theatres offers a top-tier movie experience with state-of-the-art amenities, cutting-edge technology, and exceptional customer service in major Midwest markets |
2,057 |
| 36 |
Versiti Inc.versiti.org
Blood health innovators focused on discovery, diagnosis, and treatment, conducting groundbreaking research and providing life-saving donations to communities and healthcare partners nation-wide |
2,047 |
| 37 |
Goodwill Industries of Southeastern Wisconsin, Inc.goodwillgreatermc.org
A nonprofit organization in Southeastern Wisconsin and Metropolitan Chicago helps people find employment and build skills to progress in their careers |
1,872 |
| 38 |
Rite-Hiteritehite.com
Development and manufacture of loading dock safety systems, industrial doors, and in-plant products for enhanced safety and efficiency. |
1,828 |
| 39 | 1,574 | |
| 40 |
ManpowerGroup Talent Solutionsmpgtalentsolutions.com
This company combines RPO, TAPFIN-MSP, and Right Management to provide data-driven talent solutions across the entire workforce lifecycle globally |
1,499 |
| 41 |
Direct Supplydirectsupply.com
A company modernizing senior care delivery since 1985, offering industry-leading platforms, advanced procurement capabilities, and a data-driven supply chain |
1,473 |
| 42 |
Potawatomi Casino Hotelpotawatomi.com
A popular entertainment and hospitality destination in Wisconsin offering top-notch guest service, dining, gambling, and live entertainment while contributing to the community |
1,423 |
| 43 |
Columbia St. Mary'shealthcare.ascension.org
A faith-based healthcare organization providing compassionate care to all, with a focus on those in poverty and vulnerable populations |
1,419 |
| 44 |
Badger Meterbadgermeter.com
It provides smart water solutions including flow measurement, water quality monitoring, and analytics to optimize operations for water utilities and industries. |
1,368 |
| 45 |
Rexnordrexnord.com
A global corporation specializing in mechanical components and smart solutions for industries like automotive, food & beverage, energy, and mining Headquarters in Milwaukee, Wisconsin |
1,342 |
| 46 |
Quarles & Brady LLPquarles.com
Legal services provider with 125+ years of experience, offering quality counsel and strategic partnerships to a diverse range of industries nationwide |
1,305 |
| 47 |
Zurn Elkay Water Solutionszurnelkay.com
A global provider of clean water solutions for various industries, focusing on quality, safety, sustainability, and community improvement through innovative products and systems |
1,282 |
| 48 |
Milwaukee School of Engineeringmsoe.edu
A close-knit university offering hands-on education in engineering and management fields, preparing students to become successful graduates in various industries |
1,235 |
| 49 |
Milwaukee Brewersteamworkonline.com
This organization strives to create an unforgettable entertainment experience centered around baseball, fostering pride and unity within the community |
1,153 |
| 50 |
Dental Associatesdentalassociates.com
This family-owned dental group provides complete dentistry and all dental specialties for residents of all ages across numerous Eastern Wisconsin locations, offering quality, affordable care. |
1,135 |
| 51 | 1,111 | |
| 52 | 1,100 | |
| 53 |
Zywavezywave.com
Provides ecosystem-wide capabilities and performance multipliers for insurers and brokers to optimize data, processes, and customer experiences while managing evolving global risks. |
974 |
| 54 |
Jefferson Wellsjeffersonwells.com
A global leader in professional talent and solutions, accelerating business growth and careers by providing specialized expertise and proven workforce solutions |
966 |
| 55 |
Roundy's Supermarkets, Inc.kroger.com
A leading Midwest grocer with over 22,000 employees, operating retail stores and pharmacies in Wisconsin and Illinois, offering Kroger brand products |
959 |
| 56 |
Dercodercoaerospace.com
A global leader in military and commercial aircraft support, specializing in fleet management solutions, spares distribution, logistics, repair, overhaul, and technical solutions |
910 |
| 57 |
Alverno Collegealverno.edu
A four-year, liberal arts, independent, Catholic college in Milwaukee offering undergraduate and graduate programs known for innovative teaching methods |
890 |
| 58 |
Michael Bestmichaelbest.com
A leading law firm providing a full range of legal services to clients globally, specializing in intellectual property, labor, litigation, and more |
856 |
| 59 |
Sendik's Food Marketsendiks.com
A family-owned grocery chain in Southeastern Wisconsin since 1926, offering quality products and exceptional customer service in 17 locations |
841 |
| 60 |
Marcus Hotels & Resortsmarcushotels.com
This company manages 16 hotels and resorts in the US, offering upscale accommodations in city centers, historic settings, and premium branded properties |
838 |
| 61 |
Douglas Dynamics, Inc.douglasdynamics.com
A leading manufacturer and upfitter of commercial work truck attachments and equipment, providing solutions for snow and ice control industries |
826 |
| 62 |
ASQ - World Headquartersasq.org
A global membership association providing expertise, resources, and solutions for quality professionals to drive excellence in their organizations and industries |
811 |
| 63 |
HellermannTyton North Americahellermanntyton.us
A global leader in cable management and protection products and identification systems across various industries, with a focus on innovative solutions and customer satisfaction |
781 |
| 64 |
SpotHopperspothopperapp.com
A leading provider of restaurant marketing solutions, helping restaurants increase revenue through online marketing while reducing costs and saving time |
780 |
| 65 |
iLIFE Financial Management Servicesilife.org
Financial management services provider specializing in long-term health care programs, offering payroll processing, tax services, and resources for self-direction and independence |
768 |
| 66 |
Movie Tavern Inc.marcustheatres.com
Leading in-cinema dining experience with 130 screens in 16 locations across seven states, offering premium movie and dining experience for adults and families |
744 |
| 67 |
Talent Solutions TAPFINtapfin.com
Industry-leading provider of Managed Services, enabling organizations to analyze and manage external talent globally through an integrated approach Visit website for more information |
730 |
| 68 |
Milwaukee Bucks Inc.nba.com
A new ownership group revitalizes Milwaukee Bucks basketball with a focus on community, state-of-the-art arena, and a history of success |
713 |
| 69 |
Arbon Equipment Corporationarbon.ritehite.com
They provide comprehensive material handling equipment solutions, including loading dock and in-plant solutions, service, maintenance, repair, planned maintenance programs, and emergency service response |
700 |
| 70 |
Carson'scarsons.com
This company offers inspiring style at a great value for today's modern family, providing exceptional customer experiences in various communities |
693 |
| 71 |
Strattec Security Corporationstrattec.com
A global leader in automotive security products, specializing in locks, keys, access control systems, and aftermarket support for customers worldwide |
687 |
| 72 |
Clement J. Zablocki VA Medical Centerva.gov
The medical center provides comprehensive medical care, including primary, secondary, and tertiary services, to veterans in southeastern and east central Wisconsin |
662 |
| 73 |
Johnson Controls Security Products
A global leader in building technology and security solutions, offering access control, video surveillance, intrusion security, and smart building technologies worldwide |
658 |
| 74 |
HSA Bank, a division of Webster Bank, N.A.hsabank.com
Providing health savings accounts and benefit solutions to reduce healthcare costs, improve access, and support decision-making for individuals and employers. |
657 |
| 75 |
Artisan Partnersartisanpartners.com
Global investment platform offering diverse, high value-added multi-asset strategies managed by autonomous teams for sophisticated institutional clients. |
637 |
| 76 |
Younkersyounkers.com
A retail company offering stylish and affordable products for modern families, providing exceptional customer experiences in communities across multiple states |
615 |
| 77 |
Versiti Blood Center of Wisconsinversiti.org
This company based in Milwaukee provides blood and blood products to hospitals, delivering life-saving solutions and enhancing people's lives |
595 |
| 78 |
Palermo's Pizzapalermospizza.com
An innovative pizza manufacturer in Milwaukee, WI, celebrating Italian Culture with high-quality frozen pizzas developed by dedicated Pizzaiolos Delivering a great pizza experience |
589 |
| 79 |
Executive Director, Inc.execinc.com
Association management company with 50 years of experience, specializing in professional services for medical, certification, and scientific associations on national and international levels |
586 |
| 80 |
Translator
Experience design agency in Milwaukee, WI specializing in human-centered business, helping organizations become "un-stuck" with sustainable solutions and innovative thinking |
577 |
| 81 | 575 | |
| 82 |
Milwaukee Police Departmentmilwaukee.gov
The company works with the community to maintain safe neighborhoods through data-driven policing, reducing crime, fear, and disorder in Milwaukee |
566 |
| 83 |
Hammeshammes.com
A vertically integrated real estate solutions platform specializing in healthcare development, investment, project management, and property management with industry-leading experience and talent |
545 |
| 84 |
Mount Mary Universitymtmary.edu
Urban Catholic college for women emphasizing leadership, integrity, social justice, and critical thinking through liberal arts and career-focused education for diverse students |
544 |
| 85 |
Crisis Prevention Institutecrisisprevention.com
Providing crisis prevention training focusing on empathy, compassion, and safety to professionals in healthcare, education, human services, and dementia care |
539 |
| 86 |
Cardinal Stritch Universitystritch.edu
A teaching institution offering over 60 undergraduate and graduate programs in various fields, focusing on skill development, career experience, and professional networks |
527 |
| 87 |
Aurora St. Luke鈥檚 Medical Center
A leading medical center in Wisconsin providing exceptional medical treatment with a focus on compassion, care, and premiere cardiac services |
512 |
| 88 |
Wisconsin Lutheran Collegewlc.edu
An independent Christian college in Milwaukee offering on-campus and online programs for over 1,100 students, focusing on Christian leadership and academic excellence |
504 |
| 89 |
Foxconn Industrial Internet USAfii-foxconn.com
Designing, manufacturing communication network equipment, cloud service equipment, precision tools, and industrial robots with intelligent manufacturing services centered on industrial internet platform. |
504 |
| 90 |
Enerpacenerpac.com
A global provider of advanced industrial tools and services prioritizing safety, productivity, and customer experience with technically superior solutions |
492 |
| 91 |
Reinhart Boerner Van Deuren s.c.reinhartlaw.com
A trusted law firm providing innovative and efficient legal counsel to a diverse range of clients in various industries since 1894 |
489 |
| 92 |
The Mark Travel Corporationappleleisuregroup.com
ALG is a leading North American travel and hospitality group offering vacation packages, luxury resorts, destination management services, loyalty programs, and technology solutions |
481 |
| 93 | 481 | |
| 94 |
ManpowerGroup Colombiamanpowergroupcolombia.co
Global leader in innovative human capital solutions with over 70 years of experience Providing dignified employment opportunities, training millions of individuals, and advising on labor market policies |
476 |
| 95 |
Twin Disctwindisc.com
With over a century of experience, this company engineers and manufactures power transmission products for a wide range of industries, managing and controlling horsepower for various applications |
454 |
| 96 | 446 | |
| 97 |
CleanPowercleanpower1.com
Delivering quality janitorial, specialty, and green cleaning solutions in Wisconsin and Illinois, with nationwide capabilities through parent company Marsden Services |
441 |
| 98 |
Godfrey & Kahngklaw.com
Providing strategic legal advice and solutions for businesses in various industries with a focus on corporate law, estate planning, litigation, and more |
440 |
| 99 |
Vivent Healthviventhealth.org
A leader in HIV care and treatment for over 30 years, now known as Vivent Health, dedicated to helping people and communities thrive |
426 |
| 100 |
Robertson Ryan Insurancerobertsonryan.com
Providing insurance solutions for businesses, individuals, and benefits with a focus on client satisfaction through agent ownership Serving clients nationwide |
425 |
Turn this list into pipeline
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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 9, 2026.
The same list elsewhere in United States
- The largest companies in the United States 91,636
- The largest companies in New York 6,921
- The largest companies in San Francisco 2,031
- The largest companies in Houston 1,790
- The largest companies in Chicago 1,669
- The largest companies in Los Angeles 1,245
- The largest companies in Atlanta 1,146
- The largest companies in Washington 1,082
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- The largest companies in Dallas 1,036
- The largest companies in Boston 988
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