Recognized expertise serving the energy transition

Sireos builds, manages, and optimizes photovoltaic and energy storage power plants
From design to operations and maintenance, Sireos supports photovoltaic and storage projects throughout their entire lifecycle. Our teams tailor their approach to the specific needs of each project, offering streamlined decision-making processes and a high degree of technical and contractual flexibility.





Photovoltaic EPC
Sireos supports developers in the construction of their photovoltaic power plants, from engineering through to commissioning.
Storage EPC
Sireos supports developers and asset managers in the design and construction of battery energy storage systems (BESS), connected to both transmission (TSO) and distribution (DSO) networks.
Asset services
Operations and maintenance, repowering, cybersecurity... Sireos works to protect and extend the performance of photovoltaic and storage power plants.
Four years, over 100 power plants, one single requirement

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