I.C. System, Inc. Debt Collection Complaint

I.C. System, Inc. Debt collection department,

I do not know Attempts to collect debt not owed Debt is not yours Texas

To whom it may concern : I have several collection accounts on my file from a collection agency named IC SYSTEM the accounts are as follows ( ). Please be advised that I am disputing these collections due to the fact that IC SYSTEM has not responded to my requests for debt validation within the required 30 days. I sent IC System letters requesting debt validation via certified mail using the following receipt numbers - - - - - and - - - - -. These letters were delivered on -/-/18, it is now -/-/18 and I have received - communication in response to my validation request. I am requesting that you investigate this matter and delete these accounts from my credit file immediately or provide me with proper debt validation from IC System to collect these debts. Your immediate response is greatly appreciated.