Payroll Core
Payroll
Tax Filing & Compliance
Payments & Money Movement
Workforce Operations
HR & Onboarding
Benefits Administration
Time & Attendance
Compliance & Verification
E-Verify & I-9 Compliance
Embedded Payroll
Launch payroll inside your platform.
API-first
Payroll, tax, and payments via APIs.
White-label ready
Ready UI or fully customizable.
Modular stack
Add features when you need them.
See embedded payroll
Payroll Service Bureaus
PEOs / ASOs
Staffing Firms / BPOs
VARs / Resellers
ISVs / Vertical SaaS
ERP / Workforce Platforms
PEO/ASO Spotlight
Run a modern PEO/ASO platform
Launch multi-client payroll, HR, benefits, and time workflows with the operating model Worklio built for PEOs, ASOs, and complex service providers.
See PEO/ASO platform
Construction, Industrial & Mechanical
Manufacturing
Healthcare
Hospitality & Food Service
Retail
Transportation, Logistics & Distribution
Financial Services & Insurance
Public Sector & Government
Education
Utilities & Energy
Gaming & Entertainment
Professional Services
Field Services / Contract Services
Construction Spotlight
Certified payroll for construction
Certified reports
Generate certified payroll outputs for compliance-heavy construction work.
Prevailing wage
Apply wage rules by project, location, and labor requirements.
Union and labor
Track crews, union requirements, and job-level labor activity in one flow.
See certified payroll
Use Cases
Payroll paths with real operational depth
From embedded launches to certified, union, and multi-entity payroll complexity.
Start
Overview
API Reference
Access Modes
Request Access
Testing API
Core Flows
Create Company
Create Employee
Run Payroll
Front-End Library
Webhooks
Why Worklio
Built for complex payroll
Designed for bureaus, PEOs, ASOs, and SaaS teams that need full API capability across complex U.S. payroll scenarios.
Read why teams choose Worklio
Learn
BlogInsights, product updates, and what’s coming next.
Developers HubAPIs, authentication, components, and integration guides.
Support
Help CenterGuides, setup instructions, and troubleshooting resources.
Contact UsReach our team for sales or product support.
Company
AboutWho we are, what we build, and how we work.
CareersExplore open roles and join the Worklio team.
Security
Enterprise-grade security and compliance
Worklio safeguards your data with audited controls, certifications, and platform-level protections.
View security overview

Payroll Core

Payroll
Tax Filing & Compliance
Payments & Money Movement

Workforce Operations

HR & Onboarding
Benefits Administration
Time & Attendance

Compliance

E-Verify & I-9 Compliance

Partners

Payroll Service Bureaus
PEOs / ASOs
Staffing Firms / BPOs
VARs / Resellers
ISVs / Vertical SaaS
ERP / Workforce Platforms

Industries

Construction, Industrial & Mechanical
Manufacturing
Healthcare
Hospitality & Food Service
Retail
Transportation, Logistics & Distribution
Financial Services & Insurance
Public Sector & Government
Education
Utilities & Energy
Gaming & Entertainment
Professional Services
Field Services / Contract Services

Use Cases

Embedded Payroll
Grow your PEO/ASO
Payroll Service Bureaus
Union Payroll
Certified Payroll / Prevailing Wage

Resources

Blog
Help Center
Developer Docs

Company

About
Careers
Contact
Security

The embedded payroll API built for modern SaaS platforms. Launch payroll products faster with one integration.

© 2026 Worklio, Inc. All rights reserved.

Terms of Use Privacy Policy Your Privacy Choices

Contact Worklio

Have questions? We’re happy to answer your questions.

Talk to Member of Our Sales Team

We’ll help you find the right products for your business.

Contact sales team

Product and Account Support

Our help center is always open. And if you can’t find the answer, our support team is ready to help.

Go to Help Center

Worklio California Office Address

2603 Camino Ramon, Suite 200
San Ramon, CA 94583

Worklio Florida Office Address

801 Brickell Ave, FL 8
Miami, FL 33131