
Insite ESG Verification
Reliable ESG reporting starts with credible data.
Insite Compliance provides independent ESG data verification to help organizations validate reported information, strengthen governance, and meet stakeholder and program expectations with confidence.
Powered by TSP
Our verification services are evidence-based and aligned with recognized reporting frameworks, utility programs, and client-specific requirements, supporting the credibility, traceability, and reliability of reported sustainability data.
The referred verification partner for The Sustainability Project (TSP), conducting desktop verification of sustainability practices and ESG questionnaire responses submitted through the TSP platform. Through this role, Insite independently evaluates reported information, underlying systems, and supporting data to enhance confidence in ESG disclosures used for supplier risk assessment and program oversight.
Our ESG verification services are designed for rigor without disruption. We assess data collection methods, internal controls, and governance processes, and provide clear, actionable findings to support accurate reporting and continuous improvement.
Verification Experience
Insite has conducted ESG and sustainability verifications in support of utility and multi-stakeholder programs, including Pacific Gas and Electric Company (PG&E) and the Sustainable Supply Chain Alliance (SSCA).

Questionnaire Development
In addition to independent ESG data verification, Insite develops targeted questionnaires tailored to client or program-specific requirements. Drawing on deep field experience, we work with organizations to design focused assessment tools and validate supplier responses across defined risk for example
ESG Reporting
Extreme Heat Preparedness
Textile Waste Management
These tailored questionnaires help ensure data collected is relevant, consistent, and aligned with program objectives, while enabling more meaningful analysis and follow-up.
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Suppliers Sustainable Self-Assessment
How It Works


Get in Touch
We are here to assist with any inquiries and provide more information about our services. Please contact us using our Contact Form.
