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Spark Cleantech
Energy · Gif-sur-Yvette, France · Founded 2022
Making onsite hydrogen possible with 5x less electricty than water electrolysis. Producing clean valuable solid carbon materials. Decarbonising natural gas and methane emissions MoreLess
Spark Cleantech is an innovative startup focused on revolutionizing the hydrogen production industry. The company has developed a unique, patented technology called Cold Nanopulsed Plasma, which converts methane (CH4) into hydrogen (H2) and carbon black (C) without emitting carbon dioxide (CO2). This process, known as plasmalysis, uses plasma discharges to break down methane molecules into valuable products, making it an environmentally friendly alternative to traditional methods.
The primary clients for Spark Cleantech are industries and businesses that require hydrogen for various applications, such as energy production, transportation, and manufacturing. The company operates in the clean energy market, which is rapidly growing due to increasing environmental regulations and the global push towards sustainable energy solutions.
Spark Cleantech's business model is based on licensing its patented technology to other companies and providing them with the necessary equipment and support to implement the plasmalysis process. Additionally, the company may engage in direct production and sale of hydrogen and carbon black, leveraging its technology to create high-quality, eco-friendly products.
Revenue is generated through licensing fees, equipment sales, and potentially from the sale of hydrogen and carbon black. By offering a cost-effective and energy-efficient solution for hydrogen production, Spark Cleantech aims to capture a significant share of the clean energy market.
In summary, Spark Cleantech is a pioneering company in the clean energy sector, offering a groundbreaking technology for hydrogen production that minimizes environmental impact and maximizes energy efficiency.
Keywords: hydrogen production, methane conversion, plasmalysis, clean energy, patented technology, carbon black, Cold Nanopulsed Plasma, eco-friendly, energy-efficient, licensing.
Company overview
Spark Cleantech company information
The essential company record, classifications and operating signals in one place.
- Status
- Operational
- Founded
- 2022
- Headquarters
- Gif-sur-Yvette, France
- Employees
- 43
- Open positions
- 8
- Dealroom signal
- 91.2
Valuation & funding
Spark Cleantech funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| DEBT✓Debt | Dec 2025 | $14M | — | Undisclosed | ↗ |
| SERIES A✓Equity / VC | Dec 2025 | $19M | $75M | Asterion Ventures · Innovacom · 360 Capital · Taranis | ↗ |
| SEED✓Equity / VC | Jul 2023 | $1.5M | $6.2M | Asterion Ventures | ↗ |
| SUPPORT PROGRAM✓Other financing | Dec 2022 | $0 | — | 21st by CentraleSupélec | — |
| SPINOUT✓Other financing | Dec 2022 | — | — | French National Centre for Scientific Research - CNRS · CNRS Innovation · SATT Paris-Saclay · Paris-Saclay University | — |
Financials
Workforce over time
Available workforce history. Financial fields without reported data are omitted.
| Year | Employees |
|---|---|
| 2026 | 42 |
| 2025 | 31 |
| 2024 | 24 |
| 2023 | 13 |
| 2022 | 8 |
| 2021 | 4 |
Growth signals
Spark Cleantech website traffic
Latest recorded traffic for Spark Cleantech is 120 monthly website visits, down 74.5% over the last three months. Spark Cleantech's team grew 38.7% over the past year.
Hiring
Open positions at Spark Cleantech
Current openings linked to this company in Dealroom.
Comparisons
Spark Cleantech compared with similar companies
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Talent graph
Spark Cleantech's talent
Source: Dealroom Talent Intelligence.
Global footprint
Where Spark Cleantech has talent and traffic
team presence
In the news
Latest news about Spark Cleantech
Recent press, funding announcements, and product moves mentioning Spark Cleantech — open to read from the original sources.
Market sentiment
What the market is saying about Spark Cleantech
An AI-synthesized read of the highest-engagement posts about Spark Cleantech on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.
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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