17/02/2014 (Agence Europe) - Mergers: Qatar Petroleum International/GEK Terna/GDF Suez/Heron II Viotia Thermoelectric Station. On 13 February, the European Commission gave the go-ahead to the acquisition of joint control over Heron II Viotia Thermoelectric Station S.A. (Heron II) of Greece by Qatar Petroleum International Limited (QPI) of Qatar, GEK TERNA S.A. of Greece and GDF SUEZ S.A. of France. QPI is a Qatar state-owned company that invests through joint-ventures in the petrochemicals,...