Bad payers

I have helped this company lethal force Riaz with some items for there vehcles and I gave them on trust that they will come and pay as per Riaz and until today even on a voice clip I promise he would come and pay and its 2 weeks and nothing happened I call and all that happens is I'm ignores . really this is supposed to be a sucurity company and we need to realy on them if they do this to people