Tandem HR, a Chicago PEO and a Certified Professional Employer Organization (CPEO), simplifies Human Resources for nearly 200 ... companies by providing HR solutions, infrastructure and expertise. From start-ups to clients with 500+ employees, leverage a suite of human resource services. The result is our client leaders and internal experts focus on more strategic priorities to grow their business. Contact us at 630.928.0510 | www.TandemHR.com Human Resource Infrastructure: Payroll Service/Payroll Tax Solutions | Full Benefits Administration | HRIS | Risk Management Human Resource Expertise: Employee Relations | Government Compliance Assistance Performance | Management Solutions | Training & Development | Recruitment Services Recognized as a "Best Places to Work" and "Fast Fifty" high growth company by Crain’s, Tandem HR clients use Tandem HR's expertise so they can focus on their energies on building their businesses and servicing their clients. read more