You can easily interface Exelsys with other payroll system using the Payroll Sync Technology. There already exist out of the box integrations with some of the popular payroll systems

Interfacing with Payroll Systems can be done directly or through Excel spreadsheets

You can have your employees in different payroll entities and interface with a consolidated HR system.

Payroll details and payslips can be pulled from the payroll systems you use and Employees can easily view this from Exelsys Self-Service

With Exelsys Payroll Sync you can consolidate different Payroll Systems

You can optionally interface by importing different payroll lists from excel spreadsheets generated by your payroll systems.

If payroll in different countries is in different companies the Exelsys Payroll Sync tool will automatically convert it to your base currency while also keeping the original values in the local currency.