Arnaud Castaignet

Vice President of Government Affairs & Public Relations at Skeleton Technologies, a billion-dollar company that produces 4 times more effective industrial batteries

Arnaud Castaignet is Vice President of Government Affairs & Public Relations at Skeleton Technologies, a global leader in high-power and fast charging energy storage technology. Skeleton is a cleantech and industrial company founded in 2009 in Estonia, with development and manufacturing facilities in Germany. Skeleton produces both its energy storage devices and its own raw material – its patented “curved graphene” - with a fully European value chain. Arnaud formerly worked as Head of Public Relations for the Republic of Estonia’s e-Residency programme and as a Communication Officer for the French President François Hollande. He started his professional career as a business journalist specialized in the geopolitics of energy in Istanbul. Arnaud also co-manages the Adopt a drone initiative, supplying drones to the Ukrainian army, and is senior fellow in a French think tank named Open Diplomacy.


How to work with science and drive the economy? (Interview on the stage)

During the interview, Arnauld will address the following questions:
● what are the stages of turning a fundamental scientific discovery into a successful business?
● how to build effective communication with scientists and investors?
● what are the top challenges of scaling deep tech companies?
● current trends in cleantech innovations

About Skeleton Technologies

Skeleton Technologies is a European technology leader in high power, fast charging energy storage for transportation, grid, automotive, and industrial applications. Skeleton Technologies develops and produces energy storage solutions to help companies to reduce CO2 emissions and save energy. The supercapacitor and SuperBattery energy storage technologies, based on patented curved graphene, represent the biggest technological advancement in the industry in the past 20 years.

Skeleton Technologies works with some of the largest companies in the world, such as Siemens, Honda, Shell, Škoda Electric, CAF, the European Space Agency. Companies products decrease CO2 emissions and fuel consumption, improve power quality, and empower wider electrification of the biggest industries globally to fight climate change.

Skeleton Technologies Group has over 330 employees and has four main locations: it's manufacturing in Großröhrsdorf, sales in Berlin, materials development in Bitterfeld-Wolfen, and support, office, electrical engineering and module development in Tallinn, Estonia. In 2024, the company open the largest supercapacitor factory in the world in Markranstädt, Germany.


Tech Estonia Interview on the stage
How to work with science and drive the economy?
Details coming soon

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Tech Finland Lecture
Approaching business as a scientist
Details coming soon