AI-supported optimisation of existing heating systems in apartment buildings — smart radiator thermostats plus a proprietary boiler-room control device, steered by self-learning software — cutting heating energy and CO2 costs by 25–29% without renovation.
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<p><span style="font-size:28pt"><span style="font-family:"Times New Roman",serif"><strong>cosy.green GmbH — Crowdfunding Investor Memo</strong></span></span></p>
<p><span style="font-size:10pt"><span style="font-family:"Times New Roman",serif"><em>cosy.green makes the existing heating system of an apartment building run more efficiently — smart radiator thermostats plus its own control box in the boiler room, steered by self-learning software — so landlords and housing companies cut heating energy and CO2 costs without renovating.</em></span></span></p>
<p><span style="font-size:10pt"><span style="font-family:"Times New Roman",serif">Sector: <strong>PropTech / building energy management</strong> · Stage: <strong>Pre-seed/Seed (first revenue 2025)</strong> · HQ: <strong>Langenselbold, Germany</strong> · Raise: <strong>up to €700K participating subordinated loan (threshold €60K, passed; €70,351 from 28 investors at review)</strong></span></span></p>
<h1><span style="font-size:16pt"><span style="font-family:"Times New Roman",serif"><span style="color:#2e74b5">Snapshot</span></span></span></h1>
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<p><span style="font-size:10pt"><span style="font-family:"Times New Roman",serif"><strong><span style="color:black">1 · Is the price fair? 💶</span></strong></span></span></p>
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<p><span style="font-size:10pt"><span style="font-family:"Times New Roman",serif"><strong><span style="color:black">3 / 5 — Stretched but arguable. </span></strong><span style="color:black">The €3.3M pre-money (€4.0M fully subscribed) equals roughly 8–9x the company's own planned 2026 revenue but ~448x its 2025 actual revenue of €8,922. The nearest funded German peers (Green Fusion: €2.7M seed 2023, €12M Series A Jan 2025; vilisto: €5M Series A 2023 — round sizes, valuations undisclosed) give direction but no firm anchor; no published valuation multiples exist for this niche.</span></span></span></p>
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<p><span style="font-size:10pt"><span style="font-family:"Times New Roman",serif"><strong><span style="color:black">2 · Can they reach an exit stage? ⭐</span></strong></span></span></p>
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<p><span style="font-size:10pt"><span style="font-family:"Times New Roman",serif"><strong><span style="color:black">AI SCORE 67 / 100 — Average. </span></strong><span style="color:black">Strongest evidenced precondition: a working product in paying operation — 50 apartments live since December 2025, three paying customers including the City of Langenselbold (publicly corroborated), and a fully disclosed two-scenario financial plan. Biggest gap the evidence shows: the company's own plan records just €3,037 of cash at end of June 2026, making this raise and €450K of planned shareholder loans load-bearing for 2026.</span></span></span></p>
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<p><span style="font-size:10pt"><span style="font-family:"Times New Roman",serif"><strong><span style="color:black">3 · If they do, what could it pay? 🎯</span></strong></span></span></p>
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<p><span style="font-size:10pt"><span style="font-family:"Times New Roman",serif"><strong><span style="color:black">Target 4.83–6.25x over ~5 years (37–45% per year) — the company's own displayed target. </span></strong><span style="color:black">If the company hits its own plan, the contract's end-of-term bonus mechanic pays illustratively ~3.9x (base scenario) to ~5.0x (target scenario) before fees and future dilution — derived from the loan's formula (your share × 100% of the last full year's revenue) applied to the company's planned 2030 revenue of €11.7M / €15.9M. These figures do not include dilution from future fundraising rounds, which would reduce actual returns — see the dilution section. Most early-stage investments return little or nothing.</span></span></span></p>
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<p><span style="font-size:10pt"><span style="font-family:"Times New Roman",serif"><strong>How to read the score</strong></span></span></p>
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<p><span style="font-size:10pt"><span style="font-family:"Times New Roman",serif"><strong><span style="color:black">85–100 · Excellent</spa
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