Profident fund for employees

My cousin(Gontse Esther Malhangu-key holder/2lc) was working at one of their retail stores at Fourways,she was also a casual at rage she resigned as she was treated unfairly, two years down the line she requested an assistance regarding profident fund/form until to date she hasn't been assisted, they (call it springs under frontierco Company-contact number 010 300 6888) arrogantly do not want to assist her, why is that?