Fundz

Noak raises €5M seed funding to scale perovskite-silicon tandem solar technology. Helios Foundation, Nuhma and V2HFin back the Belgium-based imec spin-off.

PRIVATEOct 30, 2026

Amount Raised

€5 Million

Round Type

Seed

LimburgManufacturingEnergyRenewable EnergySolar

Investors

V2HFinNuhmaHelios Foundation

Description

Belgium-based Noak, a spin-off of imec and UHasselt, has raised €5 million in seed funding to scale and industrialise perovskite-silicon tandem photovoltaic technology. The funding came from Helios Foundation, Nuhma and V2HFin. The technology combines perovskite and silicon layers, targeting conversion efficiencies of 30–35%, compared with silicon's practical limit of 27–28%. The capital will support development at EnergyVille in Genk and preparations for gigawatt-scale manufacturing partnerships.

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Company Information

Company

Noak

Location

Limburg, Belgium

About

Noak is a Belgium-based spin-off of imec and UHasselt developing perovskite-silicon tandem photovoltaic technology. The company aims to scale and industrialize solar cells that combine perovskite and silicon layers to achieve conversion efficiencies of 30–35%, surpassing silicon's practical limit of 27–28%. Built on over a decade of research and five years of outdoor testing, Noak is preparing for gigawatt-scale manufacturing with focus on material-efficient and recyclable designs.

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Noak 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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