Claims to be liberal but mainly supports business interests? Who else but the FDP could that be?
And, yep:
http://www.alde.eu/alde-group/national-delegation-elected-me... Germany: LAMBSDORFF Alexander Graf, Freie Demokratische Partei
And the FDP is currently disintegrating so vociferously it's almost comical to watch. But supporting ACTA has only a small part in that, if any.