Terna (company)

Terna (Italian: Rete Nazionale SpA Trasmissione Elettricità ) is a company from Italy and the central network operator for the Italian electricity grid at the highest voltage level ( EHV ) and high voltage level (HS). Terna has more than 90 percent of the Italian electricity grid. The transport network has a total length of 63,500 km. Involved are 445 substations, three control rooms to network control and keeps up with the 1,640 m world record for the depth of a submarine cable laid SA.PE.I. (Sardinia - Tuscany ). Thus Terna is the largest electricity network Bertreiber Europe and the sixth largest in the world.

Terna was in connection with the IPO in 2004 as a subsidiary of the Italian electricity grid Enel SpA independently. The shares of the network company came to 1.70 euros per share on the stock market. The price was thus set at the lower end of the bookbuilding range. With a volume of 1.48 billion euros was this IPO as one of the largest in Italy. The shares offered 870 million was oversubscribed by almost three times. The majority shareholdings was founded at Enel.

The Italian electricity grid infrastructure was involved for many years mainly vertical in the Enel Group. With an increasing deregulation pressure from the European Union began in 1990 structural changes with relevant effect.

The regulatory process called for a single, independent operators of the Italian network infrastructure. Through this process, sectoral influences and in particular the action of dominant providers should be prohibited in monopolistic electricity market. The legislature opted in Italy for a regelmentierten, general network access ( rTPA ). This process is usually accompanied with a transfer of ownership of networks to an independent system operator (Independent System Operator, ISO).

The so-called " Bersani Decree " (Law n ° 79 of 16 March 1999) entered into force on 1 April 1999. It took the EU Directives 96/92/EC and put them into national law. Enel, at the time of entry into force more than 87 percent of the Italian high-voltage network and on all interconnectors to neighboring countries. The formation of a single national distribution network and the establishment of a joint-stock company responsible for the operation was continued. The net compensation or the power distribution was transferred by the " Bersani Decree " 1999 " Gestore della Rete di Trasmissione Nazionale " ( GRTN ) and controlled.


(As of 2nd quarter 2009)

  • Cassa Depositi e Prestiti (CDP ): 29.99%
  • Larger institutional investors: Pictet Funds Europe SA: 4.9%
  • Other institutional and individual investors: 60.0 % (of which 38.5 % were institutional shareholders and individual shareholders 21.4 %).