Energy attribute certificates

Guarantees of Origin are certificates of renewable electricity production in Europe, promoting traceability and sustainability at the community level, and accelerating the energy transition.

International Renewable Energy Certificates, verify renewable energy generation outside Europe, enabling companies or consumers to demonstrate their use of clean energy.

Gas Sustainability Certificates verify gas production’s sustainability and origin, ensuring it comes from renewable sources or eco-friendly processes like biomass generation or biogas capture.

These certificates represent energy savings achieved through efficiency measures. Global Factor, as an accredited Delegated Entity in Spain, offers end-to-end management of the national Energy Savings Certificate (CAE) system — turning your efficiency efforts into measurable value.