# KRAFTBLOCK: Renewables & environment, Sulzbach, Germany

> KRAFTBLOCK: KRAFTBLOCK, founded in 2014 in Sulzbach/Saar, Germany, is a technology company focused on sustainable thermal energy storage systems.

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

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

# KRAFTBLOCK

KRAFTBLOCK, founded in 2014 in Sulzbach/Saar, Germany, is a technology company focused on sustainable thermal energy storage systems.

Email

Funding reported Last round: Series B

Renewables & environment Sulzbach, Germany

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Company summary

- **Founded:** 2014 12 years old
- **Team:** 43 11 to 50 people
- **Funding reported:** 25.5M as listed, currency not stated
- **Last round:** Series B Aug 2023

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 KRAFTBLOCK 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 KRAFTBLOCK

KRAFTBLOCK, founded in 2014 in Sulzbach/Saar, Germany, is a technology company focused on sustainable thermal energy storage systems.

Led by Dr. Martin Schichtel and Dr. Susanne König, KRAFTBLOCK aims to decarbonize heavy industries and support the transition to renewable energy. The company develops modular and eco-friendly storage solutions that help industries reduce fossil fuel reliance and improve energy efficiency by utilizing waste heat. KRAFTBLOCK's flagship product is a high-temperature thermal storage system that uses a patented granulate made from recycled materials. This system can operate at temperatures ranging from 350°C to 1,300°C and can store significant amounts of thermal energy. The company also offers consulting services for industrial decarbonization, waste heat utilization, and renewable energy integration. KRAFTBLOCK has partnered with major corporations, including PepsiCo and Mitsubishi Power Europe, to implement its innovative solutions across various sectors, including food, steel, and chemicals.

## What company datasets say KRAFTBLOCK raised

Funding, as reported

Reported in all **25.5M** in the source's currency

Rounds **5**

Last round **Series B**

Last round size **22M**

Last round date **Aug 2023**

Investors listed **9**

## Founders and team

From KRAFTBLOCK's own website: 2 founders, 2 on the team.

**Martin Schichtel** CEO & Co-founder

**Susanne König** CEA & Co-founder

- **Christian Gebhardt** COO
- **Karsten Dieckhoff** VP Engineering

## On 5 portfolio pages

Investors who name them

- [TechEnergy Ventures](https://millionrounds.com/fund/techenergy-ventures)
- [EnergyLab](https://millionrounds.com/fund/energylab)
- [Freigeist](https://millionrounds.com/fund/freigeist)
- [SBI Ventures Europe](https://millionrounds.com/fund/sbi-ventures-europe)
- [Koolen Industries](https://millionrounds.com/fund/koolen-industries)

Each firm lists KRAFTBLOCK on its own website. That is the firm's claim, a weaker thing than a round we watched, but a named source.

## The company, in detail

What they build

Known for

thermal energy project scalable heat storage clean energy & technology renewable energy solutions consumers energy storage innovation sustainable energy energy infrastructure manufacturing long-duration storage thermal energy storage materials thermal energy system natural resources waste heat recycling system scalable energy solutions industrial heating

Built with from their website

Amazon SES Google Tag Manager DC Storm Amazon CloudFront Anchor HREF Lang YouTube Google Workspace CloudFlare Viewport Meta

+8 more

Amazon Simple Email Service AutoCAD Webflow Hosting Google Meet CloudFlare CDN CAPTCHA Navisworks Mobile Friendly

- **Sector:** Renewables & environment
- **Industry code:** NAICS 33361, 333248, SIC 3621
- **Region:** Saarland
- **Full record:** [Every detail in the company directory](https://millionrounds.com/directory/kraftblock)

## Renewables & environment in Germany

Startups like it

- [**GALVANY** Berlin · founded 2021 *Raised*](https://millionrounds.com/company/galvany)
- [**1KOMMA5 Köln** Cologne](https://millionrounds.com/startup/1komma5-k-ln)
- [**HY2GEN** Wiesbaden · founded 2017](https://millionrounds.com/startup/hy2gen)
- [**ENVIRIA** Frankfurt · founded 2017](https://millionrounds.com/startup/enviria)
- [**Reverion** Eresing · founded 2022](https://millionrounds.com/startup/reverion-2)
- [**H2 MOBILITY** Berlin · founded 2015](https://millionrounds.com/startup/h2-mobility)
- [**empact GmbH** Cologne · founded 2021](https://millionrounds.com/startup/empact-gmbh)
- [**HPS Home Power Solutions AG** Berlin · founded 2014](https://millionrounds.com/startup/hps-home-power-solutions-ag)

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