Operation & Maintenance

Key figures

assets managed

+3.4 GW

in operation for Voltalia & Third parties 

energy produced


dedicated O&M specialists

years of international experience


countries in four continents

Why us

Voltalia is a certified company with the Solar O&M Best Practices Mark. A self-certification-based label developed by the SolarPower Europe O&M Task Force based on the recommendations of the O&M Best Practices Guidelines. The aim of the Mark is to promote transparency and excellence in solar O&M.

Solar O&M

As CMMS we use Fiix that is a cloud-based software for maintenance and asset management that organizes, tracks, and schedules all maintenance activities we provide to our clients.

What distinguishes us?



  • Profiles focus (mainly electrical maintenance expertise, for the long term)
  • Voltalia own employees.


  • Resources management & allocation
  • Training for expertise
  • MMC – Maintenance Methods Center & Specialized engineering
  • Maintenance Management based on global system CMMS
  • Global claiming management
assets managed


  • VoltPower Hub (Porto and Mossoró)
  • VoltPower System
  • EP – Energy Portal (for direct customers access)


Committed to improving the global environment and promoting local development, at Voltalia we contribute to socio-economic development and the preservation of the environment through innovative and personalized solutions.

Where we are operating

Reach us

As a reference in Operation & Maintenance services, our commitment is to offer our customers and investors the best solutions. We collaborate with clients and investors who require a state of the art service. If you are interested in our offer, please contact us.

btn Reach Us