Until a certain point HR tasks can be completed by different team members, until this is at administrative level only and they do not need to solve more complex HR or payroll related tasks. In most of the cases when the need arises of building an HR team, is when a company expands, grows in number of employees, then it is recommended to start building an HR team that can properly handle all the employee related issues and tasks.

A good team can be successful if they are in the right environment. Building strong HR community facilitates this even more this objective.