Unfair treatment to employees by third partie working with Pick N Pay

I have been trying to get hold of someone who work with third parties contact working with Pick N Pay service providers without any luck There is a cleaning company called Phadima Cleaning services working at Pick N Pay town next to BP Garage in Rustenburg CBD that company does not respect the labour laws of this country and does not respect Ccma and is putting Pick N Pay reputation course of they are working in Pick N Pay space I know is not Pick N Pay at folt but Pick N Pay has a responsibility to make sure that people working with them respect all the laws of the country