LuLarge – Trustworthy ESG Data Extraction for GSSS Bonds

Co-developed a production-ready, end-to-end prototype that extracts trustworthy, structured ESG data from unstructured sustainability reports for the GSSS bond market.

Client
LuLarge
Timeframe
2025

Key contribution

  • Co-built the retrieval pipeline ("Eye") and the extraction/summarisation engine ("Brain")
  • Built transparency and provenance visualisation to trace extracted metrics back to their source passages
  • Established manual ground-truth datasets and a continuous benchmarking setup for QA

Outcome

A scalable workflow for traceable ESG data extraction, improving comparability and transparency for compliance-oriented workflows.

Focus

  • Data Engineering
  • ESG / GSSS Bonds
  • RAG & LLM
  • Provenance & Auditability
  • QA & Benchmarking