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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.

EU Taxonomy for Startups: Unlock Sustainable Growth and Green Financing

Discover how startups can leverage the EU Taxonomy to set ESG goals, secure green financing, and gain a competitive edge for sustainable growth.

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ESG and Climate Risk Management for Technology Companies: Strategies and Tools for 2025

Discover how technology companies can manage climate risks and meet ESG requirements with strategic planning, tech tools, and expert consulting in 2024.

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Sustainability and ESG in 2025: Next-Gen Metrics, Technologies, and Compliance

Explore ESG trends in 2025: advanced metrics, AI, blockchain, IoT, CSRD compliance, and strategies to boost sustainability and corporate responsibility.

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Why an ESG Strategy is Essential for Startup Success

Discover how a clear ESG strategy helps startups minimize risks, attract investors, and unlock market opportunities for long-term growth.

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EU Taxonomy: Practical Checklist and Guide for Companies

Use this practical EU Taxonomy checklist to assess activities, avoid greenwashing risks and align finance, legal and sustainability.

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Carbon Accounting for Startups: 4 Common Mistakes & Solutions

Discover why 70% of startups fail at CO2 accounting. Learn 4 common mistakes in emissions data collection and proven solutions to improve accuracy.

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