Discovered a collection account # XXXX XXXX XXXX XXXX on my credit report. Mailed a certified validation letter to Resurgent Capital Services/ LVNV funding dated XXXX XXXX, 2015 and signed for on XXXX XXXX. Received a letter dated XXXX XXXX that an investigation was initiated on my behalf. I have heard nothing else from them. The validation of this account was not completed within the 30 day period allowed by the FCRA.