TransUnion Credit Reporting Complaint

TransUnion Credit reporting department,

Incorrect information on credit report Account terms Michigan

I regularly monitor my credit report and a company - - - appeared on my report alleging I owe them a total of $700.00. I called company to inquire about item on my report I ask where did they obtain my information from and what company did you work with in order to obtain my info because this does not belong to me. After speaking to the representative the out right said I owed this money. I sent a validation letter to this company during - -2015 & - -2015 and yet to hear a response back from them.