MFC not responding to multiple emails!!!

I am currently working abroad and unable to phone MFC directly regarding my complaint. I have sent numerous emails to MFC and one of their representatives I have spoken to a few times, but they are not getting back to me. I have sent a total of 7 emails, on website (contact request), to their representative (Roelyn) and to their email, but it has been 7days and I haven't heard anything from them yet. I need someone from MFC to contact me via email asap to sort out my complaint.