Deutsche Sanierungsberatung (dsb)
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Investors
Founders
About
Deutsche Sanierungsberatung (dsb) is a Berlin-based climate-tech startup operating a digital platform that helps homeowners plan and execute energy-efficient renovations, targeting Germany’s stock of roughly 16 million buildings that require upgrades to meet EU energy-efficiency requirements by 2033 4. The company was founded in 2024 by Sebastian Schmidt, Niclas Kern, and Adam Khenissi, three former employees of German solar-and-heat-pump unicorn Enpal 12. dsb reports that it serves more than 10,000 private customers and works with a nationwide network of approximately 300 local trades businesses 2. On 2026-07-21, dsb announced a Series A round of more than €10 million to fund a proprietary electricity tariff, entry into the B2B market, and continued growth of its consultant and tradesperson network; the company forecast 2026 revenue exceeding €15 million 123.
Disclaimer: This is a lean profile built from initial round coverage and may be expanded as more information becomes available.
Funding History
| Date | Round | Amount | Lead | Co-investors |
|---|---|---|---|---|
| 2025-02-24 | Seed | €3.6M | Vireo Ventures | FJ Labs, IBB Ventures, Saxovent 4 |
| 2026-07-21 | Series A | €10M+ | Simon Capital, VERBUND X Ventures | IBB Ventures, Vireo Ventures, Atlantic Food Labs 123 |
What Investors Say
“We were impressed by the ambitious and committed founding team and the strong entrepreneurial vision to bring a 360-degree solution for homeowners to market.”
— Felix Krause, Vireo Ventures, on the dsb seed round 4.
What Founders Say
“16 million buildings in Germany need to be renovated in order to achieve the energy class D required by the EU by 2033.”
— Sebastian Schmidt, Co-Founder of dsb 4.
Sources
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“Berlin’s Deutsche Sanierungsberatung raises over €10 million to accelerate climate-neutral home renovations,” EU-Startups, July 21, 2026. Accessed July 2026. https://www.eu-startups.com/2026/07/berlin-based-deutsche-sanierungsberatung-raises-over-e10-million-to-accelerate-climate-neutral-home-renovations/↩↩↩
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“German Restructuring Advisory Firm Secures More Than 10 Million Euros in Series A Funding,” Startbase, July 21, 2026. Accessed July 2026. https://www.startbase.com/news/deutsche-sanierungsberatung-sichert-sich-mehr-als-10-millionen-euro-in-series-a-finanzierung↩↩↩↩
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“Starkes Signal für Climate-Tech: Berliner Startup dsb sammelt über 10 Millionen Euro ein,” Startup Valley News, July 21, 2026. Accessed July 2026. https://startupvalley.news/de/dsb-sanierung-euro/↩↩
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“Berlin’s Deutsche Sanierungsberatung raises €3.6M,” Silicon Canals, February 24, 2025. Accessed July 2026. https://siliconcanals.com/deutsche-sanierungsberatung-raises-e3-6m/↩↩↩↩