Translating Sustainability into Financial Language
In 2025, I co-authored the Aligning Real Estate Sustainability Indicators (ARESI) white paper, achieving significant impact by creating a neutral forum for cross-industry collaboration on climate finance standards in real estate.
Most notably, multiple recommendations have already been informally adopted (e.g., via institutes like INREV) or more formally integrated into the EU’s SFDR 2.0 consultation process – a critical development that directly influences how sustainable finance regulations evolve across Europe.
ARESI’s core achievement addresses a fundamental market failure: without consistent, auditable indicators, climate performance cannot be priced, financed, or enforced. By establishing industry consensus on asset-level sustainability metrics, ARESI has created a “Rosetta Stone” between technical sustainability data and the contractual infrastructure of real estate – including investment mandates, loan agreements, transaction warranties, and asset management frameworks.
This regulatory integration ensures capital flows are properly directed toward genuinely sustainable projects by making climate metrics “decision-grade”: sufficiently standardised and financially legible to influence actual investment, underwriting, and transaction outcomes. The result is that sustainability performance moves from aspirational reporting to contractual reality, enabling markets to reward genuine performance rather than greenwashing.
Robbie Epsom CEnv
Robbie is Co-Founder of Karteria Partners and is registered as a Chartered Environmentalist via membership of Institution of Environmental Sciences (IES).
Explore more registrant 2025 impacts
2025 Registrant Impact | Supporting the IMF to achieve ISO 20121
by Becky Toal CEnv
2025 Registrant Impact | Habitat defragmentation
by Stephen Elderkin CEnv
2025 Registrant Impact | Sustainability at The Dogs Trust
by Stephen Last CEnv
2025 Registrant Impact | Holding government to account
by Ellie Strike CEnv