Or alternatively, in the bottom right hand corner of the page there, there is links to their twitter, FB, etc. You could try posting to there and see if someone can contact you back regarding it.
Now, it is quite possible that someone FROM that rogers account is hacking you. But its quite possible that person in unaware of it as well That they have a virus or malware, which is being controled by an outside source, to make these attacks.
But if you can get in touch, they should be able to contact the user in question.