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Planet A Ventures

Neue Schönhauser Str 16, Berlin, 10178, Germany

Overview

Planet A Ventures is a greentech venture fund looking to support European solutions for a sustainable future. Planet A Ventures has an in-house science team that calculates life cycle assessments to determine a startup's impact. Their scientists have the authority to veto investments if the impact is not significant and quantifiable. Planet A Ventures invests in European green tech start-ups that are making a significant positive impact on the environment while also building scalable businesses.

Total investments
31
Lead investments
14
Investments · 12mo
5
Active investors
5

Sector focus

  • Venture Capital
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Investment portfolio

  • Optiml

    Led · Seed · Feb 2026

    Founded in 2022 as an ETH Zurich spin-off, Optiml offers a Real Estate Decision Intelligence (REDI) platform that continuously guides hold, sell, invest, and cap-ex decisions for large real-estate owners and their advisers. The software blends proprietary decision algorithms—built on more than a decade of ETH research—with finance and governance tooling to create transparent, auditable recommendations at the portfolio level. By ingesting structured and unstructured data from existing systems, it produces investment-committee-ready decision records that factor in individual building conditions, local regulations, budget limits, and net-zero targets. The company reported more than €2 million in contracted annual recurring revenue (ARR) during 2025 and has signed clients such as Patrizia, Catella, Empira, CTP, and Longevity Partners. Optiml’s product roadmap includes deeper functionality and expansion into additional geographies. The newly raised capital will fund these initiatives over the next two years.

  • one • fıve

    Participated · Series A · Jan 2026

    Headquartered in Hamburg, one.five offers an AI-driven solution that converts technical performance data, regulatory constraints, and consumer preferences into precise requirement profiles for new packaging materials. This data-centric approach is designed to cut R&D waste and shorten time-to-market for sustainable paper-based packaging. The company was founded by Martin Weber, former CFO of vertical-farming unicorn Infarm, and Claire Hae-Min Gusko. Early commercial traction includes collaborations with paper manufacturers Starkraft (a Zellstoff Pöls AG unit) and Grünperga Papier, while it is also cultivating partnerships with converters and global FMCG brands. The recently secured Series A funding will finance further platform development and international operational expansion. Although no revenue or user numbers were disclosed, the company positions itself as a critical technology layer within the packaging supply chain, aiming to deliver market-ready, regulation-compliant materials more efficiently.

  • ECAIR

    Participated · Equity · Dec 2025

    Founded in 2023 by ex-Lydia executives Maxime Bensadoun and Victor Jolly, ECAIR acts as a financial co-pilot for installers undertaking energy-transition projects. Its platform converts quotations into fully funded projects by offering an integrated capital stack that spans installer working capital and point-of-sale consumer loans. The newly launched consumer-loan product uses an AI-driven underwriting engine that calibrates repayments to a home’s projected energy savings, making projects cash-flow positive from day one. On the B2B side, ECAIR has already deployed more than €8 million in working capital to installers. With electricity prices up 80% and gas 120% in France over the past decade, the company targets a €15 billion French residential renovation market and a €100 billion opportunity across the EU. Proceeds from its latest funding will accelerate product rollout and support expansion across France before scaling further into Europe.

  • Aris Machina

    Participated · Seed · Nov 2025

    Aris Machina, founded by former Northvolt executives Peter Carlsson and Siddharth Khullar, aims to create an industrial super-intelligence for factories. Its core product is an AI-based Agentic Operating System that transforms fragmented legacy factory environments into knowledge graphs navigated by autonomous agents. The company is initially building two modules: a “co-engineer” that accelerates R&D and reduces errors in battery chemistry, and a factory-floor system that adjusts production in real time to cut waste, boost yield, and lower resource and energy use. Although the first deployment target is battery manufacturing, the platform is designed to extend to semiconductors, aerospace, robotics, defense, biopharma, and fuel production. Aris Machina officially launched at the Slush conference in Helsinki and has assembled a 17-person team, almost entirely drawn from Northvolt. The founders position the technology as a shift from predictive to generative manufacturing, where the system itself proposes next steps. To finance product development and hiring, the startup has secured just over $10 million in pre-seed capital.

  • Mondra

    Participated · Series A · Oct 2025

    Mondra provides an AI-powered supply chain intelligence platform that maps complex, farm-to-fork networks for the food industry using digital twin technology. The software delivers real-time data on carbon footprints, broader environmental impacts, price volatility and climate-related supply risks, integrating these insights into the existing systems of retailers, food producers and suppliers. Customers can generate audit-ready ESG data, analyse sourcing alternatives and collaborate with suppliers to prioritise emissions reductions while protecting profitability. Last year the company introduced Sherpa, an embedded AI assistant that acts as a co-pilot for decision-making across climate, social and financial dimensions. Mondra plans to extend its analytics beyond emissions tracking to cover supply-chain disruption and broader climate-risk management. Backed by new funding, the team will accelerate expansion into key European markets such as the Netherlands, Germany and France. Although specific revenue or user figures have not been disclosed, the firm positions itself as a critical enabler of Net Zero strategies within the global food sector.

Team

  • Fridtjof Detzner

    Co-Founder / General Partner

    LinkedIn
  • Tobias Seikel

    Co-Founder & General Partner

    LinkedIn
  • Lena Thiede

    Co-Founder/ Partner

    LinkedIn
  • Nick De

    Co-Founder / General Partner

    LinkedIn