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NexWafe
Low-carbon, ultra-thin and highly-efficient silicon wafers for photovoltaics
About NexWafe
NexWafe GmbH is a pioneering company in the solar energy sector, specializing in the production of monocrystalline silicon wafers using their proprietary Kerfless Wafer Technology. This innovative approach allows NexWafe to produce EpiWafers, which serve as a direct replacement for traditional Cz (Czochralski) wafers used in solar cell production. The key advantage of NexWafe's technology is its ability to significantly reduce waste and energy consumption, making the production process more efficient and cost-effective.
The company primarily serves solar cell manufacturers who are looking for high-efficiency, low-cost wafers without the need to modify their existing production lines. NexWafe operates in the renewable energy market, which is experiencing rapid growth due to increasing global demand for sustainable energy solutions.
NexWafe's business model revolves around manufacturing and supplying EpiWafers to solar cell producers. The company generates revenue by selling these wafers, which are produced using a saw-free manufacturing process that saves up to 60% of silicon material. This not only reduces production costs but also lowers energy consumption, making the wafers more affordable and environmentally friendly.
The company has received significant investment and recognition, including doubling of investment from Wermuth Asset Management's GGF2 and winning the Environmental Technology Award (Umwelttechnikpreis). NexWafe is also expanding its production capabilities with a new 250 MW kerfless wafer factory in Bitterfeld, Germany.
NexWafe's leadership team includes experienced professionals like Dr. Stefan Reber (CEO and Founder), Dr. Frank Siebke (CFO and Founder), and Peter Pauli (Chairman of the Board), who bring a wealth of knowledge and expertise to the company.
In summary, NexWafe is at the forefront of solar wafer technology, offering a cost-effective, efficient, and environmentally friendly alternative to traditional wafer production methods.
Source: Dealroom company dataAt a glance
- Status
- Operational
- Founded
- 2015
- Headquarters
- Freiburg, Germany
- Employees
- 81
- Open positions
- 4
- Dealroom signal
- 73.6/100
- Sub-industry
- Clean Energy
- Sector
- Energy, Solar Energy, Spinout, Sustainable Development Goals, EIC, Climate Tech, Novel Energy, Renewable Energy, Eitclimatecleantech, EIT Ecosystem
- Technology
- Hardware, Deep Tech
- Business model
- Manufacturing
- Client focus
- b2b
Knowledge graph
More headlines
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| GRANTOther financing | Sep 2025 | $2.5M | — | European Innovation Council | — |
| LATE VCOther financing | Apr 2025 | $0 | — | InnoEnergy | — |
Financials
Revenue, earnings and other financial measures where available. Years marked “E” are estimates.
Growth signals
Latest recorded traffic for NexWafe is 1.4K monthly website visits, down 44% over the last three months. NexWafe's team grew 6.6% over the past year.
Open positions
Similar companies
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Investments and acquisitions
Recent portfolio relationships for companies that also act as investors or acquirers.
Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed2 investors entered at this stage
Fraunhofer Venture
European Innovation Council
Series A5 investors entered at this stage
- LYLynwood
Aramco Ventures
Green Gateway Fund- GHGAP Technology Holding
- BIBantina Invest
Series B and later7 investors entered at this stage
Reliance New Energy Solar- EMEcosummit Ventures Management
- AVATHOS Venture
- KCKeshik Capital
- MTMalcolm Turnbull
Reliance Industries
InnoEnergy
Other known investors2 additional known investors
Chemiepark Bitterfeld-Wolfen
Fraunhofer Society - Fraunhofer Gesellschaft
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about NexWafe on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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