15 Best HR Outsourcing Companies in 2026

HR outsourcing has become a strategic decision for modern organizations. It's no longer just about cutting costs—it's how companies access specialized HR expertise, ensure compliance across jurisdictions, and free their teams to focus on strategic work rather than administrative burdens.

The challenge? Dozens of HR outsourcing companies exist, each with different service models, pricing structures, and specializations. Sorting through PEO vs. HRO vs. EOR options while evaluating providers consumes time your team doesn't have.

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What Are HR Outsourcing Services?

HR outsourcing is the practice of contracting with external service providers to handle human resources functions that would otherwise be managed in-house. These functions can range from payroll processing and benefits administration to comprehensive HR management covering the full employee lifecycle.

The main service models include:

HRO (Human Resources Outsourcing): Flexible arrangements where companies outsource specific HR tasks while retaining full employer status. You choose which functions to outsource.

PEO (Professional Employer Organization): A co-employment model where the PEO becomes the employer of record for tax and benefits purposes. This structure enables access to better benefits packages through employee pooling.

ASO (Administrative Services Organization): Similar to HRO but explicitly structured without co-employment. The company remains the sole employer.

EOR (Employer of Record): The provider becomes the legal employer for workers in locations where your company doesn't have an entity—essential for international hiring.

Organizations that benefit most from HR outsourcing include SMBs without dedicated HR departments, growing companies scaling faster than they can build HR infrastructure, businesses expanding into new states or countries, and teams wanting to focus on core business rather than HR administration.

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HR Outsourcing Companies Comparison Chart

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15 Best HR Outsourcing Companies in 2026

These providers are evaluated based on service depth, technology platform, global capabilities, pricing transparency, and fit for different business needs.

1. Deel

Deel focuses on global HR outsourcing and EOR services for companies hiring internationally. The platform handles contracts, payroll processing, onboarding, and compliance across 150+ countries.

For U.S. companies exploring how to hire remote international employees, Deel simplifies what would otherwise require establishing legal entities in each country. Recent updates include enhanced SSO and 2FA reporting for security-conscious organizations.

Best for: Companies building global or remote teams across borders.

Pricing: EOR services from $599/employee/month; contractor management from $49/month.

2. Rippling

Rippling unifies HR, IT, and payroll in one platform with PEO, EOR, and HRO options. Its strength is automation—employee onboarding triggers device provisioning, app access, and payroll setup in unified workflows.

The platform connects with 500+ applications, making it particularly valuable for companies wanting to streamline HR technology alongside operational systems.

Best for: Fast-scaling companies wanting HR and IT management unified.

Pricing: Per-employee-per-month, modular based on services selected.

3. ADP TotalSource

ADP's comprehensive PEO leverages their payroll expertise and scale. Clients access Fortune 500-level employee benefits, dedicated HR professionals, and compliance support backed by decades of payroll processing experience.

Best for: Midsize businesses (50-1,000 employees) wanting established PEO providers.

Pricing: Quote-based, typically percentage of payroll.

4. TriNet

TriNet offers industry-specialized PEO services with vertical expertise in technology, professional services, financial services, healthcare, and nonprofit sectors. This specialization means HR experts who understand your industry's unique needs and compliance requirements.

Best for: Companies in specialized industries wanting sector-specific HR support.

Pricing: Quote-based, percentage of payroll model.

5. Insperity

Insperity provides full-service HR with emphasis on hands-on support and dedicated specialists. Beyond transactional HR tasks, they offer performance management guidance, employee relations support, and strategic HR consulting.

Best for: Companies wanting high-touch HR guidance alongside administrative outsourcing.

Pricing: Quote-based, targets companies with 5-5,000 employees.

6. Paychex HRO

Paychex offers flexible HR outsourcing solutions ranging from basic payroll services to comprehensive PEO. The modular approach lets companies choose specific management services rather than all-in-one packages.

Best for: Companies wanting customized HR outsourcing packages.

Pricing: Modular pricing based on services selected.

7. Omnipresent

Omnipresent specializes in global EOR and human resources outsourcing services for international employment. Strong compliance expertise across European and global markets helps companies navigate employment laws in multiple jurisdictions.

Best for: Companies building international teams, particularly in Europe.

Pricing: Per-employee pricing for EOR services.

8. ExtensisHR

ExtensisHR combines PEO services with strong recruiting and talent management support. For companies needing HR administration plus help filling roles, this integrated approach reduces vendor complexity.

Best for: Companies wanting HR outsourcing with recruiting support included.

Pricing: Quote-based for SMBs.

9. Accenture HR

Accenture provides enterprise HR outsourcing and transformation consulting for large organizations. Their approach combines technology implementation with process redesign for comprehensive HR department transformation.

Best for: Large enterprises (5,000+ employees) seeking HR transformation.

Pricing: Enterprise-level investment.

10. G&A Partners

G&A Partners delivers full-service HR through PEO services focused on growing businesses. Their personalized service model provides dedicated support rather than call-center-style assistance.

Best for: Growing businesses wanting comprehensive PEO with white-glove approach.

Pricing: Quote-based.

11. Bambee

Bambee takes a different approach: dedicated HR manager for small business rather than traditional PEO. Each client gets an assigned HR professional who handles employee handbook development, HR compliance, and day-to-day HR support.

Best for: Small businesses (under 50 employees) wanting HR expertise without full PEO.

Pricing: Published pricing from $99/month based on company size. Doesn't include payroll or benefits.

12. Alight

Alight specializes in enterprise HR outsourcing with particular depth in benefits administration, enrollment management, and leave administration. Their scale serves large organizations with complex benefit needs.

Best for: Large enterprises needing specialized benefits administration.

Pricing: Enterprise pricing, quote-based.

13. myHR Partner

myHR Partner offers boutique HR outsourcing for SMBs wanting personalized support without co-employment. Their model provides dedicated HR support, employee relations guidance, and compliance support through retainer relationships.

Best for: SMBs wanting dedicated HR support without PEO structure.

Pricing: Monthly retainer model.

14. Remote.com

Remote provides global employment through owned entities in countries they serve, rather than third-party partnerships. This model offers more control over compliance and employee experience for international teams.

Best for: Companies building international teams on single platform.

Pricing: Per-employee EOR pricing.

15. Castle HR

Castle HR provides fractional HR leadership for startups and small businesses. Rather than transactional HR tasks, they focus on HR strategy, company culture development, and senior-level guidance on a part-time basis.

Best for: Startups needing senior HR expertise without full-time cost.

Pricing: Retainer or project-based. Payroll and benefits require separate providers.

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Benefits of HR Outsourcing Services

Access to HR Expertise Without Full-Time Hires

HR outsourcing provides access to HR experts, compliance specialists, and benefits professionals without building an internal HR team. For small business and midsize businesses, this means strategic HR capabilities that would otherwise require multiple full-time hires.

Reduced Administrative Burdens

Outsourcing transactional human resources functions—payroll processing, benefits administration, HR compliance paperwork—frees internal teams for strategic work. This matters especially for growing companies where talent retention and development should take priority over paperwork.

Compliance Risk Mitigation

HR outsourcing companies stay current on federal, state, and local employment laws, reducing compliance risk from regulatory violations. Multi-state complexity becomes manageable, and workers' compensation, tax filings, and required documentation stay current.

Better Benefits Packages

PEO services pool employees across client companies, enabling access to enterprise-grade employee benefits—health insurance, retirement plans, wellness programs—that SMBs couldn't access or afford independently. Better benefits support retention and recruiting.

Scalability for Business Growth

Outsourcing scales HR support up or down based on growth, seasonal staffing needs, or changing requirements. Companies building remote first companies can expand without proportionally growing HR administration.

HR Technology and Employee Self-Service

Most providers include HR software platforms with employee self-service portals, workflows automation, and reporting tools. This infrastructure would require significant investment to build internally.

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Key HR Outsourcing Services and Features

When evaluating providers, consider these core human resources functions:

Payroll Processing and Tax Administration: Multi-state processing, tax filing, year-end reporting, garnishments, and direct deposit. Accuracy and timeliness are non-negotiable.

Benefits Administration: Enrollment management, carrier relationships, COBRA administration, ACA compliance. Look for providers negotiating competitive rates.

HR Compliance and Risk Management: Employment law guidance, employee handbook development, required postings, I-9 verification, audit support. Essential for reducing compliance risk.

Employee Relations and HR Support: Manager coaching, performance issue guidance, termination support, investigation assistance. Valuable for navigating difficult situations.

Onboarding and Offboarding: Structured processes for bringing employees in and managing departures professionally.

HR Technology: HRIS functionality, document management, time tracking, reporting dashboards.

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How to Choose an HR Outsourcing Provider

Assess Current HR Gaps

Audit existing HR processes—what consumes the most administrative time? Where are compliance risks highest? What expertise is missing? Prioritize providers addressing your highest-impact HR needs.

Determine the Right Service Model

Match PEO (comprehensive with co-employment), HRO (specific functions, you remain employer), or EOR (international hiring) to your situation. Companies concerned about co-employment implications should explore HRO or ASO options.

Evaluate Provider Specialization

Consider industry expertise, company size fit, and geographic capabilities. A provider excellent for tech startups may not serve manufacturing or nonprofit organizations well.

Understand Total Pricing

Compare pricing models: percentage of payroll (typically 2-12%), per-employee-per-month ($150-250 for comprehensive PEO), or flat fees. Watch for hidden costs—implementation fees, per-transaction charges, benefits markup, termination fees.

Check References

Request references from similar companies. HR outsourcing is a partnership affecting employee experience—provider quality matters. Verify financial stability for long-term relationships.

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Costs and Pricing Structures

Typical ranges by service type:

• Basic payroll outsourcing: $20-100 per employee/month
• Comprehensive PEO services: $150-250 per employee/month or 3-8% of payroll
• Global EOR: $400-700 per employee/month
• Fractional HR services: $1,000-5,000+/month

Key pricing factors: Employee count, services included, geographic complexity, industry risk factors, benefits participation. Larger companies typically negotiate lower per-employee rates.

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FAQs

What is an HR outsourcing company?

An HR outsourcing company is a third-party provider handling human resources functions on behalf of client organizations. Services can include payroll processing, benefits administration, HR compliance, recruiting, employee relations, and HR technology. Providers operate under various models: HRO handles specific functions while you remain sole employer; PEO enters co-employment where they become employer of record for tax and benefits; EOR serves as legal employer for international workers.

How much does HR outsourcing cost per employee?

Costs vary by service model: basic payroll $20-100 per employee monthly, comprehensive PEO $150-250 monthly or 3-8% of payroll, global EOR $400-700 monthly. Actual pricing depends on company size, services included, geography, and industry risk factors.

How much does HRO typically cost?

Payroll-only outsourcing costs $20-100 per employee monthly. Payroll plus basic HR support runs $75-150 monthly. Comprehensive HRO including compliance and employee relations typically costs $100-200+ monthly. A 100-employee company might spend $30,000-150,000+ annually depending on scope.

How is HRO different from PEO?

With HRO, you remain sole employer and outsource specific HR tasks—flexible and modular. With PEO, co-employment is established where the professional employer organization becomes employer of record for tax and benefits, enabling better benefits access through employee pooling. PEO is more comprehensive; HRO offers more control.

What is the difference between BPO and HRO?

BPO (Business Process Outsourcing) is the broad category covering any outsourced business function—finance, customer service, IT. HRO specifically covers human resources functions. HRO is a subset of BPO focused on HR administration, compliance, payroll, and talent management.

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Beyond HR Outsourcing: Building the Right Team

The right HR partner handles administration and compliance. But the quality of people you hire determines whether your investment in HR infrastructure pays off.

Lupa helps U.S. companies hire better in LatAm—not just cheaper. Our approach combines regional intelligence with senior recruiting methodology, delivering quality hires who contribute from day one. We become part of your hiring operating system, complementing your HR partner with the talent acquisition depth that staffing agencies can't match.

Ready to build a team that thrives? Book a discovery call to learn how Lupa's methodology delivers the right hire, first time—professionals who make your HR investment worthwhile.

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