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NOX Energy raises €3M in seed funding to connect home heat pumps to European power markets. Rise PropTech and Volve Capital co-led the round.

PRIVATESep 30, 2026

Amount Raised

€3 Million

Round Type

Seed

EnergyRenewable EnergySolarEnergy ManagementEnergy StorageEnergy EfficiencyPower GridClean Energy

Investors

100inFair Capital Impact FundUneti VenturesSeeder FundVolve CapitalRise PropTech

Description

NOX Energy raised €3 million in seed funding to provide software that links home heat pumps and solar panels to electricity prices and power markets across Europe. The round was co-led by Rise PropTech and Volve Capital, with participation from Seeder Fund, Uneti Ventures, Fair Capital Impact Fund, and 100in. The company has connected over 10,000 devices and counts major energy suppliers Eneco and Frank Energie among its customers. NOX aims to become the infrastructure layer for energy flexibility in Europe, similar to SWIFT's role in banking.

Company Information

Company

NOX Energy

About

NOX Energy is a European software platform that connects home heat pumps, solar panels, and batteries to electricity markets, enabling households to respond to power prices and earn revenue. Founded in 2024, the company acts as infrastructure between energy devices and suppliers/grid operators, similar to SWIFT for energy flexibility. It has connected over 10,000 devices across Europe and counts major energy suppliers like Eneco and Frank Energie as customers. NOX helps households save up to 28% on energy costs while earning up to €200 annually through flexibility services.

Fundz sees it the moment NOX Energy raises, hires an exec or expands, usually minutes after it happens, and tells you who to reach.

Predictive Intelligence
Strategic

ML-powered predictions for NOX Energy's next move

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NOX Energy raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

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Fundz is a real-time business intelligence platform powered by agentic AI that proactively delivers personalized daily signals, including funding rounds, executive changes, M&A activity, 13F institutional filings, SEC 8-K events, investor activity, and website modifications, based on each user's watchlist and ICP. A trusted data source at firms such as BlackRock, Oracle, Kleiner Perkins, LinkedIn, HubSpot, and Cloudflare, Fundz democratizes the institutional-grade intelligence that previously required a PitchBook or Bloomberg terminal. Features include FundzWatch™ for automated website change detection, Daily Briefing for AI-powered daily briefings, and unified cross-signal alerts across 281,000+ organizations. Developers and data teams can access these signals programmatically via the Fundz Funding Data API, with transparent published pricing.