Publications
English version
Spanish version
2023 Sustainability Report
Equal Opportunities Policy
Business Code of Conduct
Political Contributions, Lobbying and Other Political Activities Policy
HSE-RM-SR Policy
Anti Bribery and Corruption Policy
Human Rights Policy
Diversity, Equity and Inclusion Policy
Conflict of Interest Policy
SierraCol Energy Diversity, Equity and Inclusion Statement
Speak-Up and non-retaliation Policy
SIGO
Sustainability Report 2021 PWC Limited Assurance
TCFD 2021
Sustainability Report 2022 PWC Limited Assurance
TCFD 2022
Sustainability Report 2023 PWC Limited Assurance