Optimize your GRI Reporting Process
- Ensure compliance with AI support by using our guided framework and Proof AI to draft disclosure texts.
- Centralize proof and track progress by assigning specific chapters colleagues, eliminating the version chaos of shared Word documents.
- Automate next year's report by reusing your verified structure and narratives, allowing you to simply "rollover" content and update only the new data points.

Enterprises that already turn proof into progress with Sunhat
















































Your GRI Sustainability Reporting Engine
Manage your entire reporting cycle in one central hub — from initial gap analysis to final disclosure — combining framework expertise with seamless team collaboration. Turn your sustainability data into a scalable asset that’s always audit-ready.

Draft GRI Management Approaches in Seconds.
Writing qualitative GRI disclosures is often the most time-consuming part of the report. Proof AI overcomes writer’s block by generating initial drafts for "Management Approach" sections based on your existing internal documents. It ensures your narratives are consistent, compliant, and always backed by verifiable evidence.
- Framework-Aware Drafting: Proof AI understands GRI requirements and structures your content to meet specific disclosure standards.
- Zero-Hallucination Guarantee: The AI only uses your verified internal data as a source, ensuring your report remains an accurate reflection of your company.
- Click-to-Source Transparency: Every AI-generated draft is directly linked to the source document in your library, making internal reviews and external audits seamless.
More Functionalities
GRI Framework Templates
Pre-configured module structures covering topic-specific and industry-specific GRI standards to guide first-time and experienced reporters.
Collaborative Data Collection
Tools to assign specific KPIs (Indicators) to data owners across the company and track their submission status in real-time.
Year-on-Year Rollover
Feature to duplicate previous reports and update only changed data, preserving static content and structure for maximum efficiency.
Hear directly from our Customers
Real enterprises. Real results. See how teams cut response times in half and turn proof into their competitive edge.
"Sunhat helps us to streamline the collection of data for reporting and multiple ratings, which are crucial for us to maintain credibility and transparency for our sustainability goals."
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data points received
“In the past, dealing with complex investor questionnaires sometimes required inquiries to several departments. Today, thanks to Sunhat, we can often find the right answers and evidence in seconds - which saves a tremendous amount of time.”


Investment data points for CSRD were retrieved through a structured process
"With Sunhat, we significantly improved our EcoVadis reporting efficiency and transparency, gaining a competitive edge. We appreciate the good communication and quick response time from Sunhat and Cozero, which has enabled us to achieve the success of our sustainability management."


streamlined compliance reporting for CSRD, CDP and Ecovadis
"Sunhat streamlines our customer response process, and allows the information from our subject-matter experts to be added to our knowledge library to reduce duplicate work."

time saved to answer multiple ESG ratings and manage reporting projects
Explore More Use Cases
Your Sustainability Report
End Word-document chaos by drafting texts with AI and assigning data points securely.
SASB
Satisfy investor demands with industry-specific metrics and build the foundation for future ISSB compliance.
UNGC
Simplify your 'Communication on Progress' by automatically reusing verified ESG Proof.
Frequently Asked Questions
Get answers on evidence management, automated document validation, and how to establish Sunhat as your central source of truth of your proof.
Through our Year-on-Year Rollover feature. Instead of starting from scratch, you carry over verified structures and static narratives from the previous year. You only need to update specific data points in your Proof Library, which then syncs across the entire report.
Yes. Sunhat is built on the "Write Once, Use Many" principle. Once a proof (e.g., an environmental policy or emission data) is verified in your library, it can be mapped to GRI, CDP, and EcoVadis simultaneously, eliminating duplicate work.
Our Proof AI is framework-aware and operates on a "Zero-Hallucination" principle. It doesn't pull from the open web; it drafts "Management Approach" sections using only your uploaded, internal documents to ensure 100% factual accuracy.
Sunhat replaces messy email chains with a live dashboard. You assign specific GRI indicators to "Data Owners" in HR, Finance, or Legal. Automated reminders and real-time status tracking show you exactly where the bottlenecks are.
No. Sunhat acts as your "Reporting Engine." We handle the data collection, verification, and text drafting. Once finished, you use our Agency-Ready Export to provide structured, verified content to your agency, drastically reducing layout correction loops.
Stop scrambling. Start proving.
Your next customer questionnaire, assessment, or audit doesn't have to be a fire drill. Get the platform that keeps proof ready for every request.












