Board of Directors


Carl-Erik Lagercrantz

Carl-Erik has more than 20 years’ experience in the IT and telco segments, with leading roles at, among others, Utfors, Telenor, and British Telecom Nordics. He also has a background as a successful entrepreneur. He is chairman of Polarium and vice chairman of Northvolt and H2 Green Steel.

Board member / CEO

Stefan Jansson

Stefan founded Polarium back in 2015 based on an idea of how energy storage solutions built on lithium-ion battery technology could empower a smart and sustainable world. As CEO, Stefan leads Polarium’s rapid global expansion. He has more than 25 years of experience from working with innovative energy storage solutions and building global businesses. Prior to Polarium Stefan was part of the founding teams of Northstar Battery Company as well as Abatel.

Board member

Carola Puusteli

Carola is VP Strategy and Technology at Schneider Electric. She has more than 30 years of experience from industrial entrepreneurship and management. Carola has held several senior positions at Schneider Electric and spent nine years at ABB. She is also a Board member of Vattenfall, Halton Group in Finland and Interpartner in Denmark. Carola has an international BA Econ from Uppsala University.

Board member

Bo Jungner

Bo is an advisor to Vargas. He has worked in the finance and venture capital sector for more than 40 years, mainly in Stockholm and London. He worked 19 years at Ratos until 2017, of which the last five as Deputy CEO. Prior to this, he spent two years with Brummer & Partners and 13 years with SEB/Enskilda. Since 2017, Bo is a private investor and advisor. He is also Chairman of Accessbolaget. Bo has a BA Econ from the Stockholm School of Economics.

Board member

Cecilia Qvist

Cecilia is the CEO of Leia Inc, a nanotechnology company. She has extensive experience in technology-driven companies in transformational growth, including Spotify, Lego Ventures, and NASDAQ. She has been President of Lego Ventures, Global Head of Markets at Spotify and has held positions at Ericsson, Swedbank, and NASDAQ. Cecilia also serves at the board for Kinnevik and Trustly. Cecilia has an MBA from The University of Edinburgh.

Board member

Sophia Bendz

Sophia is a General Partner at early-stage investment fund Cherry Ventures, Advisor to Atomico, angel investor, board member of VRG foundation & Race for the Baltic and former advisor to the Swedish Prime Minister. She is former Global Marketing Director at Spotify and co-founder of AllBright. Sophia has a MSc in Economics from Stockholm University.

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