Complaining about the poor service from Saccawu provident fund

Im a pensioner a mother a widow i hereby complaining about the Saccawu provident fund for my late sons provident fund money .my son died on the 13 November 2019 since November 2019 when i submitted the claim i have not recived my late sons money everytime when i m calling them they telling me that its awaiting for Approval from the trustees. The service its very very poor becouse everytime i call waistingg money for airtime they telling me different stories