Turning Data into Reusable Proof
When stakeholders demand proof, most teams scramble. Sunhat’s Collaborative Proof Platform, powered by Proof AI, brings everything together so you can respond instantly, accurately, and with confidence.
Proof finally has the infrastructure it was missing.
With Sunhat, you can identify data sources and stakeholder requests, produce AI-driven responses, and share structured, audit-ready results. Here's how it works.
Proof that moves at the speed of business
Your proof library becomes your advantage
Build and maintain a centralized proof ecosystem tailored to every stakeholder demand.
Focus on decisions, not data chasing
Automate repetitive proof workflows and spend your time on what matters.
Embedded where your proof lives
Integrate Sunhat directly into your daily tools so proof flows naturally through your workflows.
Domain expertise
Customize various frameworks
Use our flexible templates & improve your ratings, reports & certifications.
Collaboration
Empower team-wide response checks
Assign roles, set deadlines, and enable seamless collaboration.
For enterprises
Reflect your corporate structure
Use company-specific processes for reporting and data aggregation.
Scan documents automatically
Generate audit-proof responses and evidence based on your documents.
Ensure high data quality
Use the storage of metadata to validate your sources.
Secure stakeholder collaboration
Assign role-specific rights to internal and external team members.
Analyze impact-related metrics
Aggregate and analyze your quantitative and qualitative data.
Ensure transparency and traceability
Track communication histories and review comments.
REST API
Use our seamless integration into your existing system landscape.
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.

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
"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
"Managing sustainability data means handling not only quantitative, but also qualitative information and covering multiple interfaces to other areas due to the variety of topics. A tailored solution to the reality of a sustainability manager was the necessary next step for us to create a comprehensive and validated data basis."


hours saved across departments
Your proof is everywhere. Now it’s together.
No more hunting through SharePoint, checking SAP, or chasing down Excel files. Sunhat connects all your systems and documents into one verified source so proof is instant, not impossible.

Frequently Asked Questions
Get answers about why you still benefit from Sunhat even though you already have an ESG platform and a document management system.
No. ESG platforms help you measure and report. We help you prove. It’s the difference between having data and being able to instantly verify it for anyone who asks.
Document management stores files. Sunhat understands what those files prove, who needs them, and how they map to requirements. Think librarian, not just library.
No. Keep your carbon accounting, ESG software, and document systems. Sunhat connects them and makes the proof instantly usable.
Most customers save about 70 percent of the time on their first assessment. Win one deal faster because you can prove your sustainability and Sunhat pays for itself.
Yes. Most customers start with their most painful assessment. Once that’s fixed, they naturally expand to other uses.