Best PEO Companies in Wisconsin
Compare Professional Employer Organizations serving Wisconsin businesses. Editorial ratings are independent — featured placements are paid visibility, not endorsements.
PEO Companies Serving Wisconsin
Justworks
New York, NY · Est. 2012
Insperity
Kingwood, TX · Est. 1986
TriNet
Dublin, CA · Est. 1988
ADP TotalSource
IRS CPEO ✓NationwideHQ: Roseland, NJ · Est. 1996
ADP TotalSource is the Professional Employer Organization division of ADP (NASDAQ: ADP), one of the world's largest payroll and HR companies with over 75 years of history and more than 1.1 million clients across 140+ cou…
CoAdvantage
IRS CPEO ✓NationwideHQ: Tampa, FL · Est. 1996
CoAdvantage is a Bradenton, Florida-based Professional Employer Organization founded in 1997.
Infiniti HR
NationwideHQ: Rockville, MD · Est. 2008
Infiniti HR is a Burtonsville, Maryland-based IRS CPEO certified Professional Employer Organization founded in 2004.
G&A Partners
IRS CPEO ✓RegionalHQ: Houston, TX · Est. 1995
G&A Partners is a Houston, Texas-based Professional Employer Organization founded in 1995 by Antonio Grijalva and John Allen.
FrankCrum
NationwideHQ: Clearwater, FL · Est. 1981
A family-owned PEO based in Florida serving businesses nationwide with 2-500 employees. FrankCrum is one of the few PEOs with its own insurance company, enabling highly competitive workers comp rates.
PrestigePEO
IRS CPEO ✓NationwideHQ: Melville, NY · Est. 1998
PrestigePEO is a national Professional Employer Organization headquartered in Melville, New York, serving small and mid-sized businesses across all 50 states since 1998.
Employers Edge
IRS CPEO ✓RegionalHQ: Chicago, IL · Est. 1999
A Chicago-based PEO serving the greater Illinois and Midwest region. Employers Edge is known for its deep expertise in Illinois employment law and strong benefit partnerships.
Amplify HR Management
IRS CPEO ✓RegionalHQ: Northbrook, IL · Est. 2015
Amplify HR is an IRS CPEO certified and ESAC accredited Professional Employer Organization recognized by Forbes as a leader in HR solutions.
IntelliPro
IRS CPEO ✓NationwideHQ: San Jose, CA · Est. 2009
IntelliPro is an IRS-certified PEO headquartered in San Jose, California, specializing in HR outsourcing, payroll administration, and employee benefits management for technology companies and professional services firms…
Staff Management
IRS CPEO ✓RegionalHQ: Rockford, IL · Est. 2000
Staff Management is an IRS-certified Professional Employer Organization based in Rockford, Illinois, offering comprehensive PEO services including payroll processing, employee benefits, HR administration, and compliance…
Paychex PEO
IRS CPEO ✓NationwideHQ: Rochester, NY · Est. 1971
Paychex PEO is the co-employment division of Paychex (NASDAQ: PAYX), one of the largest HR and payroll companies in the United States with over 50 years of experience serving American businesses.
BBSI
NationwideHQ: Vancouver, WA · Est. 1965
Barrett Business Services, Inc. (BBSI) is a publicly traded (NASDAQ: BBSI) Professional Employer Organization headquartered in Vancouver, Washington.
Adams Keegan
IRS CPEO ✓NationwideHQ: Memphis, TN · Est. 1987
Adams Keegan is a Memphis, Tennessee-based PEO offering both co-employment (PEO) and administrative services organization (ASO) models.
Deel PEO
NationwideHQ: San Francisco, CA · Est. 2019
Deel PEO is the domestic U.S. co-employment offering from Deel, a San Francisco-based global HR and payroll platform founded in 2019 and valued at $16.8 billion following a $450 million Series G in May 2025.
AlphaStaff
NationwideHQ: Sunrise, FL · Est. 1997
AlphaStaff is a Sunrise, Florida-based Professional Employer Organization founded in 1997 and ESAC accredited.
Vensure Employer Services
NationwideHQ: Chandler, AZ · Est. 2004
Vensure Employer Services is one of the largest privately held PEOs in the United States, headquartered in Chandler, Arizona, and founded in 2004.
America's Back Office
IRS CPEO ✓NationwideHQ: Chandler, AZ · Est. 2000
America's Back Office is an IRS CPEO certified and ESAC accredited PEO headquartered in Chandler, Arizona, providing comprehensive HR outsourcing services to small and mid-sized businesses across the United States.
Avitus Group
NationwideHQ: Billings, MT · Est. 1994
Avitus Group is a Billings, Montana-based PEO and HR outsourcing company founded in 1994, providing payroll processing, employee benefits, workers' compensation, and HR services to businesses nationwide.
Tandem HR
RegionalHQ: Burr Ridge, IL · Est. 1998
Tandem HR is a Burr Ridge, Illinois-based PEO founded in 1998, providing payroll, benefits administration, HR support, workers' compensation, and compliance services to small and mid-sized businesses.
Modern Business Associates
NationwideHQ: Tampa, FL · Est. 1990
Modern Business Associates (MBA) is a Tampa, Florida-based PEO founded in 1990, providing co-employment services including payroll processing, employee benefits, HR administration, workers' compensation, and compliance s…
QTI Human Resources
RegionalHQ: Madison, WI · Est. 1957
QTI Human Resources is a Madison, Wisconsin-based HR services company founded in 1957, offering PEO and HR outsourcing solutions to businesses primarily across the Midwest.
Employco USA
RegionalHQ: Westmont, IL · Est. 1997
Employco USA is a Westmont, Illinois-based PEO founded in 1997, providing payroll administration, employee benefits, HR outsourcing, workers' compensation, and compliance services to small and mid-sized businesses.
Dynamic HR Services
RegionalHQ: Auburn Hills, MI · Est. 2000
Dynamic HR Services is an Auburn Hills, Michigan-based PEO providing co-employment services including payroll processing, employee benefits, HR administration, workers' compensation, and compliance support to businesses…
Connectify HR
RegionalHQ: West Des Moines, IA · Est. 2010
Connectify HR is a West Des Moines, Iowa-based PEO providing co-employment services including payroll, employee benefits, HR administration, and compliance support to small and mid-sized businesses across the Midwest.
Vincera HR
RegionalHQ: Troy, MI · Est. 2005
Vincera HR is a Troy, Michigan-based PEO providing payroll processing, employee benefits, HR outsourcing, and compliance services to small and mid-sized businesses across the Midwest and select markets nationally.
Proservice National
NationwideHQ: Honolulu, HI · Est. 2010
Proservice National is the mainland U.S. PEO extension of ProService Hawaii, providing co-employment services including payroll, benefits, HR administration, and compliance support to businesses across the continental Un…
Questco
NationwideHQ: The Woodlands, TX · Est. 2002
Questco is a national PEO headquartered in The Woodlands, Texas, providing comprehensive co-employment services to businesses across the United States.
Regis HR Group
NationwideHQ: Tampa, FL · Est. 2002
Regis HR Group is a Tampa, Florida-based national PEO providing co-employment services including payroll processing, employee benefits, HR administration, workers' compensation, and compliance support to businesses acros…
Stratus HR
NationwideHQ: South Jordan, UT · Est. 2003
Stratus HR is a South Jordan, Utah-based PEO (operating as ISI HR) providing comprehensive co-employment services to small and mid-sized businesses nationwide.
INVO PEO
NationwideHQ: Tampa, FL · Est. 2010
INVO PEO is a Tampa, Florida-based Professional Employer Organization providing co-employment services including payroll processing, employee benefits, HR administration, workers' compensation, and compliance support to…
Shift Human Capital Management
RegionalHQ: Chicago, IL · Est. 2012
Shift Human Capital Management is a Chicago, Illinois-based PEO providing payroll, employee benefits, HR outsourcing, and compliance services to growing businesses across the Midwest and nationally.
SinglePoint Outsourcing
NationwideHQ: Scottsdale, AZ · Est. 2007
SinglePoint Outsourcing is a Scottsdale, Arizona-based PEO providing national co-employment services including payroll, employee benefits, HR administration, and compliance support to small and mid-sized businesses acros…
NetPEO
NationwideHQ: Atlanta, GA · Est. 2009
NetPEO is an Atlanta, Georgia-based PEO broker and provider offering co-employment services and PEO matching to businesses nationwide.
IronRoad
RegionalHQ: Des Moines, IA · Est. 2011
IronRoad is a Des Moines, Iowa-based PEO providing payroll, employee benefits, HR administration, and compliance services to small and mid-sized businesses across the Midwest.
PrimePay
NationwideHQ: West Chester, PA · Est. 1986
PrimePay is a West Chester, Pennsylvania-based payroll and PEO services company founded in 1986, providing co-employment services and payroll administration to small and mid-sized businesses nationwide.
Employco Resources
RegionalHQ: Westmont, IL · Est. 1997
Employco Resources is a Westmont, Illinois-based PEO founded in 1997, providing payroll, employee benefits, HR outsourcing, workers' compensation, and compliance services to small and mid-sized businesses with a focus on…
MidwestHR
IRS CPEO ✓RegionalHQ: Woodridge, IL · Est. 1997
MidwestHR is a Woodridge, Illinois-based IRS-certified PEO founded in 1997, serving startups and small businesses with HR outsourcing, payroll processing, employee benefits administration, and workers' compensation.
AHEAD HR
RegionalHQ: Lisle, IL · Est. 1995
AHEAD HR is a Lisle, Illinois-based PEO founded in 1995 by William and Andrea Bellis.
Prism HR
NationwideHQ: Hopkinton, MA · Est. 1996
PrismHR is a Hopkinton, Massachusetts-based HR technology platform and PEO services provider founded in 1996.
Choosing a PEO in Wisconsin
Wisconsin's minimum wage is set at the federal floor of $7.25 per hour, making it one of the lower minimum wage states in the Midwest. Wisconsin is a right-to-work state (since 2015), meaning employees cannot be required to join a union or pay union dues as a condition of employment. Wisconsin's overall regulatory environment is relatively employer-friendly, though the state has important compliance requirements that businesses must manage carefully.
Workers' compensation insurance is mandatory for employers with 3 or more employees in Wisconsin, or for any employer who pays $500 or more in wages in any quarter. Coverage is obtained through private insurance carriers or through self-insurance for qualifying employers. Wisconsin follows the federal WARN Act, requiring 60 days advance notice for layoffs affecting 50 or more employees. Wisconsin has no statewide paid sick leave law — a 2008 Milwaukee paid sick leave ordinance was preempted by state law shortly after passage.
Wisconsin's Fair Employment Law provides anti-discrimination protections that apply to employers with 1 or more employees — a very broad threshold that means virtually every Wisconsin employer is subject to state anti-discrimination requirements. The law prohibits discrimination based on age, race, creed, color, disability, marital status, sex, national origin, ancestry, sexual orientation, arrest or conviction record, military service, and use or non-use of lawful products outside of work.
Wisconsin's economy is anchored by manufacturing, agriculture, healthcare, and financial services — industries with distinct HR needs. The Milwaukee and Madison metro areas have competitive labor markets, particularly in technology, life sciences, and financial services. While Wisconsin's regulatory environment is more employer-friendly than neighboring Illinois or Minnesota, the absence of paid leave and the complexity of workers' comp make PEO services valuable for Wisconsin businesses seeking to provide competitive employee benefits. Use the form on this page to connect with PEOs serving Wisconsin businesses.
Already working with a PEO and considering a switch? PEO Alternatives has independent comparisons of the top providers to help you evaluate your options.
Frequently Asked Questions
What is the minimum wage in Wisconsin in 2026?
Wisconsin's minimum wage is $7.25 per hour, matching the federal minimum. Wisconsin has not enacted a state minimum wage above the federal rate and the state preempts local governments from setting higher local minimum wages. Wisconsin's effective minimum wage is among the lowest in the Midwest.
Is workers' compensation required in Wisconsin?
Yes. Wisconsin requires workers' compensation insurance for employers with 3 or more employees, or for employers who pay $500 or more in wages during any calendar quarter. Coverage is obtained through licensed private insurance carriers or through state-approved self-insurance. A PEO provides workers' comp as part of the co-employment arrangement.
Does Wisconsin have a paid sick leave law?
Wisconsin has no statewide paid sick leave law. A Milwaukee paid sick leave ordinance was preempted by state law in 2011, and the state's preemption law prevents local governments from enacting similar ordinances. Employers that want to offer paid sick leave do so voluntarily or through a PEO-administered benefits program.
How broad are Wisconsin's anti-discrimination protections?
Wisconsin's Fair Employment Law applies to employers with 1 or more employees — meaning virtually every Wisconsin employer must comply. The law prohibits discrimination based on a broad range of protected characteristics including age, race, sex, disability, marital status, sexual orientation, arrest or conviction record, and use or non-use of lawful products outside of work. A PEO can help ensure employment policies and practices comply with Wisconsin's anti-discrimination requirements.