Δαφνη Ευτυχια Αρθουρος

I'd say just send the takedown notice, being sure to cc in the hosting company.

Short of messing around with lawyers and court, that's probably all that you'll realistically be able to do....although, if you can find some evidence that the thief is doing this on a wider scale, I imagine that there's someone at Google who might be interested enough to deindex the infringing site.