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Otark

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Otark operates a digital platform for procuring and selling certified green electricity in Germany, connecting industrial and mid-sized buyers directly with producers through a PPA marketplace, standardized 1-Click PPAs, and a planned Green SPOT day-ahead exchange. It handles contract execution including physical delivery, balancing group coordination, guarantee-of-origin transfers, and settlement data for its 350+ business customers.

Founders & leadership

JQJan Quecke
Jan QueckeCo-Founder & CEOJan Quecke is co-founder and CEO of Otark, a green electricity procurement platform for German industrial and mid-sized buyers. He previously spent 18+ years in energy, finance, and sales roles, including as managing director of SL Naturenergie, which he helped scale from €10 million to €200 million in annual revenue.
OKOrtwin Kartmann
Ortwin KartmannCo-Founder & COOOrtwin Kartmann has spent over 20 years building digital infrastructure platforms; he previously invented Sofortüberweisung (later acquired by Klarna) and co-founded Shopgate, a mobile commerce platform serving over 5,000 merchants. He is co-founder and COO of Otark, a digital platform for procuring certified green electricity in Germany.
RRainer
RainerCFO

Investors · 2

Funding

SEC filings, press & company announcements

Source: company announcements and press reports — follow each round's link for the claim.

In the news

Frequently asked questions

What does Otark do?
Otark operates a digital platform for procuring and selling certified green electricity in Germany, connecting industrial and mid-sized buyers directly with producers through a PPA marketplace, standardized 1-Click PPAs, and a planned Green SPOT day-ahead exchange. It handles contract execution including physical delivery, balancing group coordination, guarantee-of-origin transfers, and settlement data for its 350+ business customers.
Who founded Otark?
Otark was founded by Jan Quecke, Ortwin Kartmann.
Who are Otark's investors?
Otark's investors include D11Z, Venture Stars.