Best PEO Companies in Mississippi
Compare Professional Employer Organizations serving Mississippi businesses. Editorial ratings are independent — featured placements are paid visibility, not endorsements.
PEO Companies Serving Mississippi
Justworks
New York, NY · Est. 2012
Insperity
Kingwood, TX · Est. 1986
TriNet
Dublin, CA · Est. 1988
ADP TotalSource
IRS CPEO ✓ESAC ✓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…
Rippling
NationwideHQ: San Francisco, CA · Est. 2016
Rippling is a San Francisco-based workforce management platform and PEO founded in 2016 by Parker Conrad and Prasanna Sankar.
Oasis, a Paychex Company
IRS CPEO ✓NationwideHQ: Sarasota, FL · Est. 1996
Oasis, a Paychex Company, is a full-service Professional Employer Organization formed through Paychex's 2018 acquisition of Oasis Outsourcing — one of the largest privately held PEOs in the country at the time, serving o…
Engage PEO
IRS CPEO ✓ESAC ✓NationwideHQ: Hollywood, FL · Est. 2011
Engage PEO is a Hollywood, Florida-based IRS CPEO certified Professional Employer Organization founded in 2011.
CoAdvantage
IRS CPEO ✓NationwideHQ: Bradenton, FL · Est. 1997
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.
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.
Southeast Personnel Leasing
IRS CPEO ✓RegionalHQ: Tampa, FL · Est. 1990
A well-established Florida PEO with deep expertise in the Southeast market. Known for competitive workers compensation programs and responsive local service.
Pinnacle PEO
RegionalHQ: San Antonio, TX · Est. 2000
Pinnacle PEO is a Professional Employer Organization founded in 2000, operating branch offices across the South, Southwest, and Midwest including Texas, Florida, Arizona, Colorado, Iowa, Mississippi, Nebraska, and Nevada…
PrestigePEO
IRS CPEO ✓ESAC ✓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.
Avalon HR
IRS CPEO ✓ESAC ✓RegionalHQ: Lillian, AL · Est. 2005
Avalon HR is a Lillian, Alabama-based IRS CPEO certified Professional Employer Organization founded in 2005.
LBMC Employment Partners
IRS CPEO ✓RegionalHQ: Brentwood, TN · Est. 2000
LBMC Employment Partners is a Nashville, Tennessee-based IRS CPEO certified Professional Employer Organization and a member of the LBMC Family of Companies — one of the Southeast's largest professional services and busin…
Landrum Professional Employer Services
IRS CPEO ✓ESAC ✓RegionalHQ: Pensacola, FL · Est. 1970
Landrum HR Solutions is a Pensacola, Florida-based IRS CPEO certified Professional Employer Organization founded in 1970 by H. Britt Landrum, Jr. — one of the pioneers of the modern PEO industry.
Alabama Staff
IRS CPEO ✓RegionalHQ: Birmingham, AL · Est. 2010
Alabama Staff is an IRS-certified PEO based in Birmingham, Alabama, providing payroll, benefits administration, HR support, and compliance services to small and mid-sized businesses primarily across the Southeast United…
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…
Paychex PEO
IRS CPEO ✓ESAC ✓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
ESAC ✓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 ✓ESAC ✓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
ESAC ✓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.
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…
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…
Regis HR Group
ESAC ✓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.
Servant HR
RegionalHQ: Birmingham, AL · Est. 2005
Servant HR is a Birmingham, Alabama-based PEO providing co-employment services including payroll, benefits, HR administration, and compliance support to small and mid-sized businesses across the Southeast.
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…
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…
Go-Hire Employment
RegionalHQ: Baton Rouge, LA · Est. 2003
Go-Hire Employment and Development is a Baton Rouge, Louisiana-based PEO providing co-employment services including payroll, employee benefits, HR administration, workers' compensation, and compliance support to business…
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.
TEL Staffing & HR
RegionalHQ: Pensacola, FL · Est. 2000
TEL Staffing & HR is a Pensacola, Florida-based PEO founded in 2000, reporting over $637 million in annual revenue and serving businesses across 16 states.
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.
MyPEO
RegionalHQ: Pensacola, FL · Est. 2010
MyPEO is a Pensacola, Florida-based PEO providing full-service co-employment solutions for small and mid-sized businesses throughout Florida.
ASC PEO
RegionalHQ: Birmingham, AL · Est. 2008
ASC PEO is a Birmingham, Alabama-based Professional Employer Organization providing co-employment services including payroll, employee benefits, HR administration, workers' compensation, and compliance support to busines…
Prism HR
NationwideHQ: Hopkinton, MA · Est. 1996
PrismHR is a Hopkinton, Massachusetts-based HR technology platform and PEO services provider founded in 1996.
Arkenstone Systems
ESAC ✓RegionalHQ: Menlo Park, CA · Est. 2025
Arkenstone Systems, LLC, operating publicly as Arkenstone Defense, is a Menlo Park, California-based company founded in 2025 that built Cohort, a Professional Employer Organization designed specifically for defense and d…
Clear Employer Services
IRS CPEO ✓ESAC ✓RegionalHQ: Langhorne, PA · Est. 2015
Clear Employer Services is a Langhorne, Pennsylvania-based Professional Employer Organization founded in 2015, offering a full suite of HR outsourcing models including PEO co-employment, Administrative Services Organizat…
Lone Star PEO
ESAC ✓RegionalHQ: San Antonio, TX · Est. 2016
Lone Star PEO, Inc. is a San Antonio, Texas-based Professional Employer Organization founded in 2016, licensed to operate across a broad multi-state footprint anchored in Texas.
CalmHR
ESAC ✓RegionalHQ: Rockville, MD · Est. 2020
CalmHR, Inc. is a Rockville, Maryland-based Professional Employer Organization founded in 2020 by Joe Appelbaum, who previously founded and led Potomac Insurance, an employee benefits brokerage he built starting in 1990…
Choosing a PEO in Mississippi
Mississippi has one of the lightest state-level employment law footprints in the country: no state minimum wage, no state overtime statute, and no state law governing when final paychecks are due. Employers covered by the federal Fair Labor Standards Act pay the federal minimum wage of $7.25 per hour and follow the federal 1.5 times overtime rule after 40 hours in a week. Mississippi law also prohibits cities and counties from setting their own minimum wage, so the $7.25 rate applies uniformly statewide.
What Mississippi lacks in broad regulation, it makes up for with a few sharply enforced rules. Mississippi has required E-Verify participation for every employer with 30 or more employees since 2010 — a mandate with real teeth that out-of-state businesses expanding into Mississippi sometimes overlook. Mississippi is also a right-to-work state. State PEO registration has been proposed in the legislature more than once but has not been enacted as of 2026, so Mississippi currently has no state-level PEO licensing or registration requirement.
Workers' compensation insurance is required for Mississippi employers with five or more employees, administered by the Mississippi Workers' Compensation Commission. Because Mississippi has no statutory final paycheck deadline, employers generally default to paying by the employee's next regular payday, consistent with federal wage law, though a written company policy can set clearer expectations. Mississippi has no state-level mini-WARN law, so mass layoff notice comes solely from the federal WARN Act.
Mississippi's economy runs on agriculture, manufacturing (automotive and shipbuilding along the Gulf Coast), healthcare, and a growing logistics sector. With so little state-level regulation acting as a guardrail, documentation and consistent policy become the main line of defense for Mississippi employers. A PEO with Mississippi expertise can help businesses build sound HR policy, manage E-Verify compliance, and administer workers' comp. Use the form on this page to connect with PEOs serving Mississippi 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 Mississippi in 2026?
Mississippi has no state minimum wage law, so the federal minimum wage of $7.25 per hour applies. State law also prevents cities and counties from setting a higher local minimum wage, so the federal rate is uniform across Mississippi.
Does Mississippi require PEOs to be licensed?
No, not currently. Bills to create a Mississippi PEO Recognition and Registration Act, which would require registration with the Mississippi Insurance Department, have been introduced in the legislature more than once but have not been enacted as of 2026. Mississippi PEOs still must meet standard employer obligations like workers' compensation coverage.
Does Mississippi require E-Verify?
Yes, for larger employers. Mississippi has required E-Verify participation for every employer with 30 or more employees since 2010. This is one of the state's most actively enforced employment requirements, and businesses expanding into Mississippi should confirm compliance early rather than assume it does not apply.
When must Mississippi employers pay a departing employee's final wages?
Mississippi has no statute specifying a final paycheck deadline, so employers generally follow the federal FLSA baseline of paying by the employee's next regular payday. A written company policy can help set clear, consistent expectations in the absence of a state law.