Electricity from the sun, accessible and sustainable

Solar and  Hybrid Systems

Long experience, strong know-how, cutting-edge solutions for energy transition.


With over 30 years of experience and more than 450 projects carried out in 30 countries around the world, STE Energy is today an internationally recognized player, able to manage complex projects through its multidisciplinary engineering knowledge and excellent project management skills.

"We are a dynamic company whose development strategy is based on technological and geographical diversification and on a strong commitment to innovation."

Stefano Maria Stella Managing Director


+30 years international presence 

+30 countries around the word

+450 projects carried out

+60 projects active in  O&M

"We play an important role in the energy transition, working for the development and management of an electricity system entirely powered by renewable sources, for a more sustainable, modern and future-oriented world for the sake of our children."

Stefano Maria Stella Managing Director

Electricity from the sun, accessible and sustainable

Solar is certainly the fastest-growing renewable energy, bringing energy in a competitive and accessible way almost everywhere. STE Energy is a General Contractor with a track record of over 100 plants for over 500 MW of installed capacity, offering cutting-edge solutions for photovoltaic power plants as well as for hybrid systems that integrate solar with other renewable or traditional sources and energy storage.

Our experience at your service

We provide our clients with our expertise through all stages of the project, such as development, operation and maintenance, as well as design, construction and commissioning. As a global provider of O&M solutions, STE Energy’s full-integrated services support continuous operation by means of a control room with 24/7 assistance.


• Photovoltaic Power Plants • Hybrid PV Solutions • Off-grid systems • High Voltage systems      and advanced digital substations  • Innovative automation, control        and protection systems • Remote monitoring      and control platform e-guardian


INTERPORTO - ITALY Balance of System for a large solar plant on roof of 12,5 MW.

CERIGNOLA - ITALY Full EPC contract for a ground solar power plant of 1MW.

SAN FIORANO - ITALY Full EPC contract for a ground solar power plant of 6MW.

ZAGARISE - ITALY Full EPC contract for a ground solar power plant of 1MW.

Your reliable partner for renewable energy and electricity infrastructure

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