Seed · Real Estate Tech · Vienna, Austria · Founded 2023 · 11–50 employees
Wohnio is a Vienna-based company that develops digital heating optimization solutions for multi-story residential buildings. By deploying its proprietary IoT hardware, wireless sensors, and cloud-based machine learning algorithms, the company optimizes central heating systems through automated hydraulic balancing and remote adjustments. Its minimally invasive retrofitting technology achieves an average reduction in heating energy consumption of 18.8% without requiring access to individual tenant apartments. The startup closed an 800,000 EUR seed extension round in September 2025 alongside 350,000 EUR in public grants to accelerate its product rollouts.
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