# Sunwafe: Renewables & environment, Gijón, Spain

> Sunwafe: Sunwafe is a European renewable energy company focused on manufacturing silicon ingots and wafers for photovoltaic applications. Based in Gijón, Spain.

Source: https://millionrounds.com/startup/sunwafe (Millionrounds; every figure on the page links to its filing or article)

Spain · [Renewables & environment startup](https://millionrounds.com/companies)

# Sunwafe

Sunwafe is a European renewable energy company focused on manufacturing silicon ingots and wafers for photovoltaic applications.

Funding reported Last round: Seed

Renewables & environment Gijón, Spain

Company summary

- **Founded:** 2024 2 years old
- **Team:** 1 1 to 10 people
- **Funding reported:** 216.4M as listed, currency not stated
- **Last round:** Seed Sept 2025

How sure we are

- ✓ **Listed** We know it exists and what it does
- 2 **Funding reported** A company dataset reports a raise
- 3 **Observed** A filing or a dated announcement confirms a round

No round for Sunwafe has been confirmed by a filing or an announcement yet, so nothing here counts toward an investor's record. [How we decide](https://millionrounds.com/methodology)

## About Sunwafe

Sunwafe is a European renewable energy company focused on manufacturing silicon ingots and wafers for photovoltaic applications.

Founded in 2024 by InnoEnergy, the company aims to establish a state-of-the-art facility in Asturias, Spain, with construction set to begin in 2027 and commercial operations targeted for early 2029. The project is supported by a €200 million grant from the Spanish government, highlighting its importance to Spain's reindustrialization and the European solar value chain. The company specializes in the industrial-scale production of high-end silicon wafers, which are essential for advanced photovoltaic technologies like TOPCon and Heterojunction cells. Sunwafe's processes include silicon purification, ingot formation, wafer slicing, and polishing, all designed to produce high-performance, low-carbon products. With an annual production capacity of 2.5 billion silicon wafers, Sunwafe aims to meet up to 50% of Europe's projected wafer demand by 2030, contributing to the growth of the solar industry and promoting sustainable energy solutions.

## What company datasets say Sunwafe raised

Funding, as reported

Reported in all **216.4M** in the source's currency

Last round **Seed**

Last round date **Sept 2025**

Investors listed **2**

## The company, in detail

What they build

Known for

clean energy transition sustainable energy distribution manufacturing thickness optimization sustainable manufacturing wafer manufacturing pv wafers european pv industry industrialisation g12 wafer format ingot and wafer production european mechanical or industrial engineering wafer polishing diamond wire saws

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- **Sector:** Renewables & environment
- **Industry code:** NAICS 33141, SIC 3674

## Renewables & environment in Spain

Startups like it

- [**X1 Wind** Barcelona · founded 2017 *Raised*](https://millionrounds.com/company/x1-wind)
- [**Eranovum** Madrid · founded 2019](https://millionrounds.com/startup/eranovum)
- [**Ekhi** Madrid · founded 2020](https://millionrounds.com/startup/ekhi)
- [**Altano Energy** Madrid · founded 2021](https://millionrounds.com/startup/altano-energy)
- [**SolarMente** Barcelona · founded 2019](https://millionrounds.com/startup/solarmente)
- [**HVR energy** Madrid](https://millionrounds.com/startup/hvr-energy)
- [**Nomad Solar Energy** Madrid · founded 2023](https://millionrounds.com/startup/nomad-solar-energy)
- [**HESStec (Hybrid Energy Storage Solutions Ltd)** Paterna · founded 2018](https://millionrounds.com/startup/hesstec-hybrid-energy-storage-solutions-ltd)

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