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Johannes Fiegenbaum

Johannes is a sustainability consultant and early-stage climate tech investor. With a background in marketing technology, he now helps companies grow sustainably—whether through ESG strategy, carbon accounting, or positioning for Article 9 VC funds. He regularly writes about corporate decarbonisation, product LCAs, and climate innovation, drawing on hands-on experience with startups, investors, and sustainability leaders across Europe.

Why Banks Demand Detailed Biodiversity Reports: Financial Risks and Regulatory Requirements

Learn why banks require comprehensive biodiversity reporting from companies, how to meet CSRD and ESRS E4 requirements, and leverage nature-positive strategies for business ...

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ISO 14091: The Essential Guide to Climate Risk Analysis for Companies

ISO 14091 explained: How to conduct a CSRD-compliant climate risk analysis with methodology, step-by-step process, practical examples and TCFD/CSRD alignment.

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Climate Adaptation Investments for EU Companies: Hazard, Measure, Payback

What counts as a climate-resilient investment under EU rules, which measure fits which hazard, and how to calculate the return, with one anonymised case.

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EU Taxonomy's 10% Rule: Strategic Implications for Banks and Asset Managers

The new 10% rule in EU Taxonomy 2.0 reduces reporting burdens for financial institutions while forcing clearer decisions on sustainable investment strategies. Learn the key ...

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5 Essential Resilience KPIs to Make Your Company Crisis-Proof

Discover the 5 most important resilience KPIs that help German companies meet regulatory requirements while strengthening competitiveness and measuring adaptation capabilities.

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Double Materiality: A Strategic Approach to CSRD Compliance in 2026

How to run a double materiality assessment: impact and financial materiality, stakeholder input, the VSME route for smaller companies, and how to turn the result into a reporting ...

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