What is a Professional Employer Organization? Learn more by watching this animation.![]()

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Extensis offers Extreme Service and Innovative Benefits Solutions.
We offer the SCALE of a national provider, while providing the SERVICE of the leading regional Professional Employer Organization. We know this marketplace.
Simply put, our team of professionals has the comprehensive HR and innovative benefits solutions necessary to efficiently and effectively manage a workforce, from human resources, employee administration and payroll, to benefits and risk management services. We handle these functions with the same level of excellence, accountability, responsiveness and passion with which we manage our own "back office." The way we see it, the success of our clients’ businesses is our business.
As a PEO, Extensis offers a comprehensive, industry-leading shared-management solution, as well as its ASO option, which provides a traditional Administrative Services Only solution. An Extensis associate will work with you to determine which solution is best suited to your current and future needs, based on considerations for risk management, existing contractual and business relationships with benefit providers and business cycle timing.
Which Extensis solution is right for my business?
| Extensis PEO |
Extensis Payroll Plus Service | ||
|---|---|---|---|
| Payroll Administration | • | • | |
| Payroll Tax Compliance | • | • | |
| State Unemployment Insurance Administration | • | • | |
| Human Resource Administration | • | • | |
| Recruiting Assistance | • | ||
| Employee Benefits Administration | • | • | |
| HR On Demand | • | • | |
| Employee Assistance Program | • | • | |
| Safety & Loss Prevention Programs | • | • | |
| Professional Development Assistance | • | • | |
| HR Management Programs | • | • | |
| Employee Training | • | ||
| Regulatory Compliance Programs | • | ||
| Workers’ Compensation | • | ||
| 401(k) Administration | • | ||
| Group Medical Benefits | • | ||
| Employee Development Programs | • | ||
| COBRA Administration | • | ||
| EPLI | • |
Learn how Steve Byszewski, President of SESI Consulting Engineers gains an edge with Extensis. Watch Movie![]()
