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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.

Developing an Effective ESG Strategy: From Analysis to Implementation

Do you want to develop an ESG strategy that not only meets regulatory requirements but also secures...

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ESRS E1 Implementation Guide: Mastering Climate Reporting Requirements

Want to know how to successfully implement the requirements of ESRS E1? This standard is central to...

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VSME Standard: The Simplified Sustainability Reporting Solution for EU SMEs

Sustainability reports are more important than ever for German SMEs. With the new VSME standard,...

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Spain's Climate Law: Challenges and Opportunities for Companies

Spain's new climate law presents companies with major challenges – and opportunities. Starting in...

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Digital ESG Solutions for SMEs: Green Micro SaaS & APIs for Efficient Sustainability Management

Starting in 2024, stricter ESG requirements apply to SMEs in Germany – and many are asking: How can...

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German Sustainable VC Market: Where Real Opportunities Lie in 2025

The German sustainable VC market is experiencing a turning point. The good news: ESG investments...

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