Skip to content

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.

SBTi 2026: Targets, Validation, Scope 3 & CSRD Integration — The Complete EU Guide

Complete SBTi guide for European companies in 2026: target setting, validation process, Scope 3 requirements, company commitment lookup, near-term and net-zero pathways.

Read More →

EU Taxonomy Simplified: Key Changes in the Omnibus Package 2025 Explained

EU Taxonomy after Omnibus Directive 2026/470 (in force 18 March 2026): key simplifications, compliance timeline, scope changes, reporting impact for companies.

Read More →

LCA vs. PCF: Choosing the Right Environmental Assessment for Your Product

Discover when to use Life Cycle Assessment (LCA) or Product Carbon Footprint (PCF) to optimize your product’s sustainability and meet regulatory demands.

Read More →

Sustainability Reporting Made Easy: A Guide to the VSME Standard for SMEs

Complete VSME standard reporting guide for SMEs in 2026: 147 data points across Basic and Comprehensive modules, EFRAG framework, Voluntary Standard update, step-by-step.

Read More →

Navigating ESRS Compliance: Practical Steps for Small and Medium-Sized Enterprises (VSMEs)

Discover how VSMEs can successfully implement the new EU Sustainability Standards (ESRS) with practical steps, tools, and expert support.

Read More →

How to Build a MACC: Cost-Effective CO₂ Reduction Plan [2026]

Build a Marginal Abatement Cost Curve to prioritize CO₂ reductions by cost. Step-by-step guide with worked example & template for decarbonisation.

Read More →