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Non-regulated activities

Infographic on Terna's non-regulated activities

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icona efficienza energetica
ENERGY SERVICES

Activities involving design, construction, commissioning, revamping/repowering and maintenance of photovoltaic plants, high-voltage substations and storage systems, as well as energy-efficiency solutions, thanks to the specialised and diversified skills of Altenia, the energy specialist of the Terna Energy Solutions Group, a company founded in 2025 from a corporate reorganization of LT and Avvenia.

icona equipment
EQUIPMENT

Industrial activities in the field of transformers, thanks to Tamini's century of experience, a world leader in the production of industrial transformers and in after-sales service and the field of overland cables, through the distinctive skills acquired with Gruppo Brugg Cables Group, a centre of excellence for research, development and testing in the field of terrestrial cables, in response to the growing needs of the electricity system in both sectors and to strengthen the supply chain.

icona connectivity
CONNECTIVITY

Connectivity offer for telecommunications operators, providing 46,000 km of high voltage lines equipped with a newly constructed fibre-optic infrastructure. This solution ensures superior performance compared to traditional terrestrial cables, both in terms of reliability and signal quality. Furthermore, maintenance, housing and hosting services, with equipped space for the installation and accommodation of telecommunications equipment.

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Data as of 31 December 2025