Terna Energy Solutions
Excellence for the customer

Synergies and integration: the key for the Energy Transition
Altenia, system integrator of TES Group, has launched its new website
Integrated expertise for the energy transition
Terna Energy Solutions will take part in Energyear
Terna Energy Solutions will take part in Inspiratia
Energy is our work. Evolving it is our mission
An integrated network of expertise
Energy
High Voltage
We offer construction, maintenance and monitoring services for high-voltage infrastructures, providing our knowledge and expertise over the entire life of the asset, from design and planning to construction and commissioning.
Photovoltaics
We deliver end-to-end Engineering, Procurement, Construction (EPC) solutions, and we offer Operation & Maintenance (O&M) services to maximise the availability and performance of our customers’ solar farms.
Storage
We offer EPC services for utility-scale storage plants, spanning from the design of drawings for plant construction to the execution of testing and acceptance.
Energy Efficiency
We help customers identify the best solution for their needs, from initial design to full realization, integrating different technologies.
Manufacturing
Transformers
We design and install transformers for power and industrial applications based on the specific need of our clients throughout all stages of transformers lifecycle thanks to an end-to-end post-sales service.
Cables
We design, produce, install and maintain cables, accessories and system solutions for power plants, energy providers and industrial applications.
Connectivity
Optical Fiber
We grant our clients Dark Fibre within an Indefeasible Right of Use (IRU) framework, with a principle of neutrality and non-discrimination, meeting our customers’ needs.