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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.

ISO 14091 & CSRD: New Climate Risk Standards for EU Companies in 2026

Starting in 2026, new standards for climate risk analyses will apply in the EU: ISO 14091 and the ...

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Double Materiality: A Strategic Approach to CSRD Compliance in 2026

Starting in 2026, double materiality will become mandatory for companies in the EU – a concept that...

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ESG and Impact Metrics: The Key to Startup Funding Success

Sustainability is no longer a "nice-to-have" – it's a decisive factor for startup success. Why?...

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Essential ESG Metrics for Climate VCs in 2026: CO₂ Intensity, Avoided Emissions, and Social Impact

Want to know which ESG metrics will be crucial for Climate VCs in 2026? The answer is clear:...

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Water Risk Assessment for Companies: Tools and Strategies for 2025

Water risks can pose major challenges for companies worldwide: from water scarcity and stricter...

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Implementing the TNFD Framework: A Practical Guide for Biodiversity Integration

The TNFD framework provides companies with a clear roadmap to understand and transparently report...

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