Thanks for the reply - not trying to scrutinize for the sake of splitting hairs I swear! =) Are these the same company? As far as I know, TGS (Transportadora De Gas Del Sur) was an Argentine / South American gas company traded on the NYSE. The link you posted is for the OSLO stock exchange, and even the contact information for the BoD and investor's relations differs from what I see on the TGS website: