Harassment

I am getting emails stating I am owing this company R622, but I'm getting emails every day and every second the amount owing is more and more, I have no business with this company and according to them I app**** in 2015, for this loan spotter thing I DO NOT OWE THIS COMPANY, I DID NOT SIGN ANY AGREEMENT OR CONTRACT OR WHATEVER THEY ARE SAYING IT IS They email me, no phone calls.. Oh and threatening sms's

STOP THIS *** BECAUSE I WILL TAKE IT FURTHER, AND BY THIS I MEAN THE OMBUDSMAN