Built Datum

The operating system for understanding buildings. We unify fragmented building assessment data across EPC, BREEAM, NABERS, WLC, and more into one model — enabling portfolio-level decisions on carbon, cost, and compliance. Existing buildings will decide net zero.

Share of global carbon emissions from buildings
40%
UK commercial real estate market
£1.4tn
UK MEES EPC-B deadline for commercial lettings
2030

Our expertise:

Multi-framework assessment:
Run EPC, BREEAM, NABERS, WLC, MEES, WELL, and LEED assessments from one unified data model. Re-use existing building data across frameworks.
Carbon reduction pathways:
Quantify operational and embodied carbon impacts. Model retrofit scenarios aligned to RICS Whole Life Carbon, ISO 14040, and EN 15978 principles.
Portfolio intelligence:
Compare buildings across your estate. Benchmark performance, identify the biggest opportunities, and make data-driven CapEx decisions at scale.