
Expert check of election manifestos: Climate targets in the building sector
- Election manifesto analysis with a focus on decarbonization of the real estate sector
- Climate-tech company Purpose Green evaluates strategies for emission reductions and energy efficiency improvements in terms of effectiveness and feasibility
- Clear efficiency standards, a digital approval reform and targeted investments are urgently needed to achieve climate goals

Berlin, February 13, 2025 – The building sector accounts for more than 30% of CO₂ emissions in Germany. The outcome of the upcoming federal election will determine important measures for decarbonization and sustainable development in the real estate industry. Purpose Green ( purpose-green.com ), one of Germany's leading climate tech companies, has analyzed the election manifestos of the major parties. ESG expert Daniel Schreiner evaluates the approaches in terms of effectiveness and feasibility.
Three key areas of action for climate protection in the building sector
- Sustainable housing: While some parties (Greens, SPD, Left Party) favor mandatory efficiency standards, subsidies for climate-friendly heating systems, and refurbishment incentives, the CDU/CSU and FDP favor tax incentives and less bureaucracy. The AfD and BSW largely reject government intervention and rely on voluntary measures.
- Digitalization in the real estate sector: Most of the parties surveyed (Greens, SPD, CDU/CSU, FDP) support digital building permit applications and smart technologies to accelerate approval processes. The Left Party calls for additional government support for smaller businesses, while the AfD and BSW favor market-based solutions.
- Climate protection and livable cities: The Greens and SPD prioritize a rapid phase-out of fossil fuels and the protection of natural CO₂ storage. The CDU/CSU and FDP are committed to technological innovations and emissions trading. The Left Party calls for far-reaching measures, including free public transport and strong support for renewable energies. The AfD and BSW reject binding climate targets.
It requires clear guidelines, speed and determination
Daniel Schreiner, real estate expert and ESG lead at Purpose Green, says: "Without clear and economically viable refurbishment measures, the building sector, with its immense CO₂ emissions, remains a challenge. Successful strategies are based on:
- Binding but affordable efficiency standards with realistic implementation deadlines.
- Individual consideration tailored to the building’s needs.
- Reducing bureaucracy to accelerate restructuring processes.
Furthermore, digitalization is essential: Without standardized, digital approval processes and automation, progress will not occur. Efficient digitalization at the interfaces between authorities and the real estate industry can significantly increase the refurbishment rate in Germany."
Further details on the analysis can be found in the blog article (link)
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Purpose Green is one of the leading German climate tech companies based in Berlin, transforming the building sector with comprehensive end-to-end solutions for energy-efficient refurbishment and ESG-led asset management. Purpose Green is the only company in Germany to offer a holistic, modular, combinable approach for the real estate sector: its own Green+ portal links intelligent software solutions with specialist ESG and energy consulting as well as operational construction management.
Real estate owners, managers and institutional funds thus receive tailored support in the transformation of apartment buildings, residential and commercial buildings as well as office buildings - both at individual property and portfolio level. In this way, Purpose Green enables individual sustainability goals to be achieved efficiently, CO₂ emissions to be significantly reduced and properties to be future-proofed in terms of value retention and sustainable value appreciation.
Purpose Green was founded in 2023 by Okitonga Memba and the brothers Lucas and Lennart Christel. Backed by leading early-stage investors such as Speedinvest, Atlantic Labs and Fifth Wall, Purpose Green is driving sustainable change to decarbonize the real estate sector.
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