# Torge Thönnessen

> Torge Thönnessen is a seed investor at Customcells Group (Itzehoe) backing Battery and CleanTech. See 3 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Customcells Group](https://shizune.co/investors/profile/customcells)
- Location: Itzehoe, Germany
- Total investments: 3
- Last investment: Nov 2025
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/torge-thönnessen-030b14128

Torge Thönnessen is a seed investor at Customcells Group in Itzehoe focused on Battery and CleanTech. Torge Thönnessen is the Co-founder and CEO at Custom Cells.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $3.5M–$5.7M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Battery | 1 | 33% |
| CleanTech | 1 | 33% |
| Recycling | 1 | 33% |
| Manufacturing | 1 | 33% |
| Sustainability | 1 | 33% |

7 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 2 | 67% |
| Series A | 1 | 33% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Germany | 1 | 33% |
| Switzerland | 1 | 33% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| BTRY | BTRY is a spin-off of EMPA and ETH and is developing the industry's first energy-dense solid-state battery, using sophisticated semiconductor manufacturing technologies. | $5.7M | Seed | Nov 06, 2025 |  |
| Cylib | Cylib provides technology for recycling lithium-ion batteries into usable raw materials, turning battery waste and production scrap into materials like lithium, graphite, nickel, cobalt, and manganese for reuse in battery and industrial supply chains. Their proprietary process focuses on the holistic recovery of all battery components, utilizingwater-based methods to minimize chemical use and reduce environmental impact. Cylib operates an integrated end-to-end recycling workflow that includes discharge, material separation, and refinement for reintegration into manufacturing processes. The company’s approach supports circular material flows and aims to strengthen supply chains for battery producers and related industrial partners. | $59.9M | Series A | May 15, 2024 |  |
| Cylib | Cylib provides technology for recycling lithium-ion batteries into usable raw materials, turning battery waste and production scrap into materials like lithium, graphite, nickel, cobalt, and manganese for reuse in battery and industrial supply chains. Their proprietary process focuses on the holistic recovery of all battery components, utilizingwater-based methods to minimize chemical use and reduce environmental impact. Cylib operates an integrated end-to-end recycling workflow that includes discharge, material separation, and refinement for reintegration into manufacturing processes. The company’s approach supports circular material flows and aims to strengthen supply chains for battery producers and related industrial partners. | $3.5M | Seed | Oct 14, 2022 |  |

3 of 3 investments shown.

## Co-investors
- [Speedinvest](https://shizune.co/investors/profile/speedinvest) — VC Fund, 2 deals together
- [Vsquared Ventures](https://shizune.co/investors/profile/vsquared-ventures) — VC Fund, 2 deals together
- [10x Founders](https://shizune.co/investors/profile/10x-founders) — VC Fund, 1 deal together
- [Bloomhaus Ventures](https://shizune.co/investors/profile/bloomhaus-ventures) — VC Fund, 1 deal together
- [HTGF (High-Tech Gruenderfonds)](https://shizune.co/investors/profile/high-tech-gr%C3%BCnderfonds) — VC Fund, 1 deal together
- [Kick Foundation](https://shizune.co/investors/profile/kick-foundation) — VC Fund, 1 deal together

## About Customcells Group

VC Fund · Itzehoe, Germany

Custom Cells - Energy storage can be optimized to chemical, battery and battery module level based on your requirements, so that large performance benefits are achieved. Our energy storage battery or intermediates are manufactured from prototype to series Zellbautechnologie unique and completely customized to the customer's application - thisis one of the outstanding uniqueness of custom Cells.Due to the close link with R & D and material suppliers Custom Cells may at any time access to the latest energy storage technologies. These technologies are used in the design of your products and generate a great value in comparison to standard solutions. Custom Cells produced in a qualified ISO 9001 production environment.

3 contacts available at Customcells Group.

| Name | Title | Profile |
| --- | --- | --- |
| Dirk Abendroth | CEO | https://shizune.co/investors/profile/dirk-abendroth |
| Leopold König | Co-Founder and Managing Director | https://shizune.co/investors/profile/leopold-k%C3%B6nig |
| Torge Thönnessen | Founder and CEO | https://shizune.co/investors/profile/torge-thnnessen |

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## FAQ

### What does Torge Thönnessen invest in?

Torge Thönnessen invests primarily in Battery, CleanTech and Recycling startups, most often at Seed and Series A stage. Most of the 3 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Torge Thönnessen's check size?

Torge Thönnessen typically joins rounds of $3.5M–$5.7M at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Torge Thönnessen participates in.

### When did Torge Thönnessen last invest?

The most recent investment recorded for Torge Thönnessen closed in Nov 2025. Shizune tracks 3 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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