In our video section we provide you with an overview of our CUSTOMCELLS® videos. Image videos and other film contributions will inform you about our service portfolio and our other activities.

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"The past years have shown why investing in Customcells is a good idea"

Our founder Torge Thönnessen explains why an investment in Customcells has proven profitable and will continue to do so.

"Customcells has very ambitious goals"

The mayor of Itzehoe Ralf Hoppe is convinced that Customcells will achieve its set goals for the future.

"Customcells has a great influence in the region"

Customcells founder Leopold König on how Customcells is developing jobs in the Itzehoe region.

"We are very happy to accompany Customcells on this journey"

Daria Saharova of WorldFund explains why WorldFund invested in Customcells.

"The foundation stone is actually a signal of departure"

At the groundbreaking ceremony, our CEO Dirk Abendroth talked about the future of Customcells and why Customcells is so successful.

Investing in location: Customcells strengthes sustainable battery industry "Made in Germany"

Setting a sustainable course for the future of the German battery industry: The Customcells company is investing tens of millions in the expansion of its Itzehoe site in Schleswig-Holstein. The production team on site will be tripled. With more research and innovation as well as joint process development, the specialists for application-specific premium battery cells are boosting Germany’s path to becoming an international market leader for green high-performance technology, enabling the mobility revolution thanks to holistic electrification on the road, on water and in the air.

Laying the foundation together, taking off together

On the 28th February, we laid the foundation stone for the expansion of our site at our home location in Itzehoe - and at the same time gave the starting signal for sustainable battery cell production "Made in Germany".

Find out more about the laying of the foundation stone here.

10 Years of CUSTOMCELLS®

More than 150 employees, locations in Itzehoe and Tübingen, strong partnerships and a sustainable footprint as a developer and manufacturer along the entire value chain: that is the balance CUSTOMCELLS® draws ten years after the company was founded. The former spin-off of the Fraunhofer Institute is now one of the leading developers and manufacturers of application-specific battery cells - and thus a pacesetter for comprehensive electrification, on the road, in the air and on and under the water. CUSTOMCELLS® has already set the course for the next leaps in growth.

Groundbreaking ceremony for site expansion: CUSTOMCELLS massively expands development capacities

More innovations and patents for Germany's energy and mobility turnaround: with the expansion of its site in Itzehoe, CUSTOMCELLS is significantly expanding the company's capacities in the areas of research and development and small-scale mass production. In the presence of representatives from business and politics, the groundbreaking ceremony was held today for the company's forward-looking new building, which will enable CUSTOMCELLS to grow even faster in the future – all while offering its employees a sustainable and state-of-the-art workplace.


Future Battery Forum 2022: Innovation in battery production to generate competitive advantage

Future Battery Forum 2022, Innovation in battery production to generate competitive advantage, Dr. Dirk Abendroth, CEO, CUSTOMCELLS Group; Michael Leipold, Director Business Unit Plastics and Metals, Herrmann Ultraschall; Dr. Hannes Schmüser, Member of the Board of Management, DÜRR Systems AG, Dr. Saskia Wessel, Divison Director Product and Production Technology, Fraunhofer Research Institution for Battery Cell Production FFB.

Future Battery Forum 2022: Innovations in battery cells – high performance and true sustainability

Future Battery Forum 2022, Innovations in battery cells and materials – high performance and true sustainability, Dr. Dirk Abendroth, CEO, CUSTOMCELLS Group and Dr. Vincent Pluvinage, CEO, OneD Battery Sciences, Inc.


Master of Batteries: Formation

Formation is the final step in the manufacturing process. It is the moment when the battery cell comes to life and a charge/discharge cycle activates the material in the newly assembled battery.

Learn more about Battery Cell Technology:

CUSTOMCELLS® von A-Z: European Supply Chain

In development, we rely on a highly diversified European supply chain. In this way, we make an important contribution to technological sovereignty in Europe with CUSTOMCELLS® and deliver innovation and a future "Made in Germany".


More than 150 employees, locations in Itzehoe and Tübingen, strong partnerships, and a sustainable footprint as a developer and manufacturer along the entire value chain: That is the record CUSTOMCELLS® has built in the ten years since the company was founded. What started as a spin-off of the Fraunhofer Institute is now one of the leading developers and manufacturers of application-specific battery cells – and thus a pacesetter for comprehensive electrification, on the road, in the air, and in the water. Now, CUSTOMCELLS® is setting the course for another phase of growth.

CUSTOMCELLS® from A to Z: H - High Quality

High-Quality is more than just a promise to our customers. We use state-of-the-art technology throughout the entire manufacturing process to guarantee battery cells of excellent quality – made by CUSTOMCELLS®.

Master of Batteries: Machine Learning

Innovation requires modern processes. At CUSTOMCELLS®, we therefore not only design battery cells that enable an electrified future. We also develop the appropriate, efficient process technologies for our customers.


Ever wondered who we actually are and what we do? No problem. With our new video series 'CUSTOMCELLS® from A-Z' we explain in a total of 24 episodes not only our company, but also where and how our products are used. And yes of course, we have to start with the letter 'C'.


Master of Batteries

CUSTOMCELLS is setting the pace for the technological transformation of our time. With our new publishing project, ‘Master of Batteries’, we tell the related stories of a world in change. ‘Master Of Batteries’ is a new platform, powered by CUSTOMCELLS, combining the knowledge of experts from a wide range of disciplines, industry insights and a curious look at all aspects of battery development and manufacturing. For the first time ever, CUSTOMCELLS is doing this on the well-known international blog platform Medium.

Five questions for Dr. Dirk Abendroth - CEO of the CUSTOMCELLS Group

Since mid-May, Dr. Dirk Abendroth has been CEO of the CUSTOMCELLS Group. In a short interview, we asked him which topics are currently of particular concern to him, which goals he is pursuing with his team and which exciting application cases Dirk sees for CUSTOMCELLS.

CUSTOMCELLS® expands site in Itzehoe

CUSTOMCELLS® is expanding its site in Itzehoe. With a modern, sustainable office complex in innovative timber construction, the company is creating a new working environment for a growing number of employees - and is also making a long-term commitment to the city of Itzehoe and the energy coast of Schleswig-Holstein.

CUSTOMCELLS® Expert Talk: Ines Miller

How specifically are the requirements for battery technologies in the automotive industry changing? What trends are driving the industry - and what role will artificial intelligence play in the future?  We talked about this with Ines Miller (P3) in our latest "Expert Talk". Take a look!

Dr. Dirk Abendroth has been named the new CEO of the CUSTOMCELLS® Group

His goal is to drive our ambitious growth course and develop synergies between the CUSTOMCELLS® Group’s companies and holdings. Get to know Dirk in this short video.

CUSTOMCELLS® is strengthening its top management

Dr. Dirk Abendroth has been named the new CEO of the CUSTOMCELLS® Group. His goal is to drive the premium brand’s ambitious growth course and develop synergies between the CUSTOMCELLS® Group’s companies and holdings, which include the Cellforce Group (CFG). In this interview, our Co-Founder Torge Thönnessen talks about the new CUSTOMCELLS® CEO.

CUSTOMCELLS® Expert Talk: Dr. Andreas Würsig

CUSTOMCELLS® Expert Talk with Dr. Andreas Würsig. Dr. Andreas Würsig is Head of Business Unit "Battery Systems FAB-SH" in Itzehoe at Fraunhofer ISIT in Itzehoe. Fraunhofer ISIT is one of Europe's most modern research facilities for microelectronics and microsystems technology. At the heart of the institute are the clean room facilities, large enough not only to conduct research but also to manufacture the developed microchips on an industrial scale.

Get to know our team!

CUSTOMCELLS® relies on the innovative strength of its employees, who not only bring a great technological expertise to the table, but also a doer mentality and the desire to shape the future today. We are 'powered by people'. Our business is driven by the ideas of our team. A good team is comparable to the world's best battery cells. Get to know our team in this video. 


The constant dialog with experts within the battery cell business as well as with different industries is essential for CUSTOMCELLS®. On our YouTube channel, we make the talks, opinion pieces and dialog available for everyone. Today's guest: Dr. Ralf Wagner, CEO E-Lyte Innovations GmbH.


At regular intervals, CUSTOMCELLS invites experts from the industry to join us for a discussion. Together, we want to find out how the production of lithium-ion batteries will change in the future, what role technologies such as artificial intelligence will play, and which verticals and industries in particular will benefit from modern lithium-ion batteries - today and tomorrow. In a conversation with CUSTOMCELLS today: Markus Babel, CEO/General Manager at Scantech Germany GmbH.


Are you looking for a new challenge? CUSTOMCELLS® offers you an attractive working environment with challenging projects. With our team of more than 150 employees, we are one of the world's leading companies in the field of special lithium-ion accumulator technologies. Get to know some of our colleagues in this video.


In another episode of the battery podcast "GELADEN," Benno Leuthner explains the global trend of detaching the cells of an electric car's traction battery from their standardized form and dispensing with battery modules (cell to pack) and integrating the battery cells directly into the body (cell to chassis). These new technologies are expected to save costs and provide more range.


The 'Battery Forum Germany' is one of the most important conferences and exchange formats in our industry. This year, our Co-Founder & Co-CEO Torge Thönnessen talked about our company history - and some of our most exciting partnerships.  You can watch the keynote in full length here.


Two days full of inspiration, innovation and discussion: We successfully concluded our comprehensive hands-on seminar on the topic of "Production of lithium-ion batteries" at our Itzehoe site with participants from science, industry and startups from the technology environment.


2,100 participants from 70 countries, 55 speakers, more than 40 sessions and around 80 exhibitors - and CUSTOMCELLS® right in the middle. At the Future Battery Forum 2021 in Berlin, Dr. Daniela Werlich, CTO of CUSTOMCELLS®, discussed the impact of the 'European Green Deal' on global battery production together with Dr. Christian Rosenkranz, Felix Bietenbeck and Mark Laderer.


The management conference #FutureBattery21 brings together the entire value system of battery technologies: around 1,500 users, battery system & cell manufacturers and their suppliers will spend two days exchanging information at this event, making new contacts and discussing how the industrial ramp-up with a high market share of battery-driven solutions in Europe can be achieved.


CUSTOMCELLS® CEO Leopold König discusses the future of urban air mobility together with Martin Cullen from TE Connectivity and Mareike Noack from Henkel.


As part of his tour of Germany, Peter Altmaier, Federal Minister for Economic Affairs and Energy, visited CUSTOMCELLS® in Itzehoe. Together with CDU Member of Parliament Mark Helfrich, Altmaier informed himself about the progress of CUSTOMCELLS®.


Lilium relies on CUSTOMCELLS® for the series production of its battery cells. As one of Lilium's main suppliers, CUSTOMCELLS® will in future make the existing Lilium battery technology ready for series production and produce it at the CUSTOMCELLS® site in Tübingen on a customised basis using state-of-the-art high-tech solutions.

CUSTOMCELLS® - Ahead in Cell Innovation

CUSTOMCELLS® is a world leading company in the development of special electrode production and lithium-ion battery cells. We are specialized in producing energy storage systems for extreme conditions where other solutions fail. Based on many years of development experience, CUSTOMCELLS® has extensive know-how which enables us to offer comprehensive and holistic consulting services for energy storage concepts and process technology. With access to 14 industrialized electrode technologies, over 250 raw materials on stock as well as unique cell manufacturing technology, CUSTOMCELLS® is able to produce customized battery cells made in Germany according to our customer’s applications.

CUSTOMCELLS® - Development and series production of state-of-the-art lithium-ion batteries

CUSTOMCELLS® is a leading company for the development and series production of state-of-the-art lithium-ion batteries. Based on flexible manufacturing concepts and state-of-the-art research and production facilities, we develop and produce high-tech solutions. Today, CUSTOMCELLS® employs more than 100 qualified employees at two locations in Itzehoe and in Tübingen.

CUSTOMCELLS® - Customizing lithium-ion batteries - Prototyping and series production

Batteries are not a one-fit-all solution. CUSTOMCELLS® develops tailor-made and optimized battery configurations that can meet very specific requirements such as high energy density and C-rates as well as installation space or temperature requirements. In order to offer the highest quality and thus a long cycle life and safety, we strive for high transparency and corresponding traceability during the development and production process. Watch the presentation "Customizing lithium-ion batteries - From the first material tests to series production" of CUSTOMCELLS® CEO Leopold König.


With the new company location in Tübingen, CUSTOMCELLS® is now expanding its service portfolio and, in addition to consulting, electrode production and prototype development, is now concentrating on the establishment of series production of high-quality lithium-ion battery cells in small to medium volumes.

Managing global batteries - what challenges lies ahead?

Benno Leuthner, CUSTOMCELLS
Indresh Kumar,  Edison Analytics @ ION Energy
Simon Daniel, Moixa
Moderator: Christopher Brown


Batterietagung 2019