Latka logo

Top 5 PEO Providers SaaS Companies (October 2026)

As of October 2026, Latka tracks 5 PEO providers SaaS companies. They have combined revenues of $742.1M and employ 3K people. They have raised $143M and serve 12K customers combined.

Every company below sells PEO providers software to other businesses and is ranked by its most recent annual revenue. Revenue, funding, headcount and customer figures come from CEO interviews on the Latka podcast, public company filings, and Latka estimates where a company has not disclosed a number.

What PEO Providers SaaS Companies do

Professional Employer Organizations (PEOs) are entities that provide comprehensive human resources solutions through a co-employment model. They assist businesses, particularly small to midsize companies, with payroll processing, employee benefits administration, risk management, and compliance-related tasks. By outsourcing these essential functions to a PEO, companies can focus on their core business operations while ensuring that administrative responsibilities are handled efficiently. The primary use cases for PEOs include payroll management, managing employee benefits, ensuring compliance with labor laws, and providing HR support. Companies leveraging PEO services typically seek to reduce administrative burdens, mitigate risks associated with employment, and enhance employee benefits to attract and retain talent. Common buyer personas for PEO services include HR professionals, business owners, and finance managers who look for integrated solutions that streamline operations and support workforce management.

Companies
5
Revenue
$742.1M
Funding
$143M
Employees
3K

Filters

Sorting: Highest -> Lowest

Filters

Top PEO Providers SaaS Companies by revenue

Showing 5 of 5 companies ranked by annual revenue.

1Justworks logo
Justworks

New York, New York, United States

Justworks provides small and medium-sized businesses with simple software and expert support for payroll, benefits, HR, and compliance.

Revenue
$350M
Customers
12K
Year founded
2012
Funding
$143M
Team size
1.5K
2G&A Partners logo
G&A Partners

Houston, Texas, United States

Professional employer organization helping entrepreneurs grow their businesses by delivering world-class services with trusted experts in HR, payroll, and benefits

Revenue
$251.2M
Year founded
1995
Team size
746
3Questco logo
Questco

The Woodlands, Texas, United States

Provider of human resource management and administrative services intended to serve small to mid-sized businesses. Questco offers clients the strength of a nationally-recognized Certified Professional Employer Organization and has 30 years of award-winning experience.

Revenue
$64.1M
Year founded
1989
Team size
292
4PrestigePEO logo
PrestigePEO

Melville, New York, United States

Partnering with small and mid-size businesses providing employee benefits, payroll management and strategic HR support and guidance

Revenue
$48.4M
Year founded
1998
Team size
226
5Engage PEO logo
Engage PEO

Hollywood, Florida, United States

National organization delivering human resources services, including payroll, tax administration, compliance management, risk mitigation, HR technology and insurance

Revenue
$28.4M
Year founded
2011
Team size
258

Frequently asked questions about PEO Providers SaaS Companies

How many PEO providers SaaS companies are there?

Latka tracks 5 PEO providers SaaS companies with reported revenue. Together they generate $742.1M in annual revenue and employ 3K people.

Which PEO providers SaaS company is the largest?

Justworks is the largest, with $350M in annual revenue, founded in 2012.

How much revenue does a typical PEO providers SaaS company make?

The average PEO providers SaaS company in this list makes $148.4M a year, across 5 companies with reported revenue. They serve 12K customers combined.

Who are the leading PEO Providers vendors?

Ranked by annual revenue, the leaders are Justworks, G&A Partners, Questco, PrestigePEO and Engage PEO.

How much funding have PEO providers SaaS companies raised?

The 5 PEO providers SaaS companies tracked here have raised $143M in disclosed funding between them.

Related HR Software categories

Inclusion Criteria

- Provides payroll processing and tax compliance services - Administers employee benefits, including health insurance and retirement plans - Offers HR management services such as recruitment and onboarding - Assists with labor law compliance and risk management - Must operate under a co-employment model, sharing employer responsibilities - Not just a software solution; must provide comprehensive HR services