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NexWafe

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Low-carbon, ultra-thin and highly-efficient silicon wafers for photovoltaics

Freiburg, GermanyFounded 2015Energy
Valuation $100–250M Last recorded · 2023
Revenue <$1M Latest reported FY
Headcount <100 Current team size
Total funding $100–500M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for NexWafe and the history behind them.

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 data

At 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

Funding history

10 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
GRANTOther financing Sep 2025 $2.5M — European Innovation Council —
LATE VCOther financing Apr 2025 $0 — InnoEnergy —
Showing the latest 2 of 10 recorded eventsBook a demo for the full funding history →

Financials

Revenue over time

Revenue, earnings and other financial measures where available. Years marked “E” are estimates.

YearRevenueGrowth
2026
2025
2024
2023
2022
2021
2020 —
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Growth signals

NexWafe website traffic

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.

Latest monthly visits1.4K 3-month web change-44% 1-year team growth+6.6%
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Similar companies

Closest operating peers by Dealroom taxonomy

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Showing 8 of the closest matchesCompare every metric →

Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

16 investors on the cap table

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

  • Lynwood
  • Aramco Ventures
  • Green Gateway Fund
  • GAP Technology Holding
  • Bantina Invest

Series B and later7 investors entered at this stage

  • Reliance New Energy Solar
  • Ecosummit Ventures Management
  • ATHOS Venture
  • Keshik Capital
  • Malcolm Turnbull
  • Reliance Industries
  • InnoEnergy

Other known investors2 additional known investors

  • Chemiepark Bitterfeld-Wolfen
  • Fraunhofer Society - Fraunhofer Gesellschaft
Team profiled 11 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 6 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
7 countries with
team presence
🇩🇪 Germany86.7%
🇺🇸 United States5%
🇫🇷 France1.7%
🇮🇩 Indonesia1.7%
🇪🇪 Estonia1.7%
Top 5 of 7 shown

Market sentiment

Posts on X, past 7 days

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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