Parthetic Service, No Parcel received.Aramex SA

Been waiting for my parcel to be delivered since it aas sent on the 30th of November , called several times they say the deliverry address was not on the system, i gave the consultant who claimed it was adjusted on the system and parcel will be delivered friday , ive exhausted my finds calling the customer care to no help. Its 7days today still no response and no parcel, its really put my job at risk as this is a client parcel.Please help coz this service is absolutely astonishing.I want my parcel today.