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Certified Sites

Members of the Solar Stewardship Initiative (SSI) commit to meeting the comprehensive requirements of the SSI Standards.

Each site undergoes a rigorous site-level assessment process to ensure the site meets all requirements of the Standards. Assessments are completed by an independent Assessment Body (AB) which is approved by the SSI. Qualified independent assessors associated with approved ABs will verify a site’s compliance. After the assessment completion, a summary of the assessment activities, methodology, and results are published. Each site is re-assessed every three years. Detailed expectations and timelines are defined in the SSI Assurance Manual.

The table below provides a summary of the SSI member sites that have received certification against SSI standards.

Please note that the certification claims only relate to the certified sites and not the companies or their supply chains. For more information please refer to the SSI Claims Guide.

The SSI ESG assessment is based on the ESG Standard and each site performance is evaluated against 96 criteria, structured across three core dimensions: 23 criteria for Governance and Business Ethics, 21 criteria for Environmental performance, and 52 criteria for Human and Labour Rights. It is important to note that some criteria may not apply to the specific site under assessment, depending on its unique context and operations.