11-21-2025 News

HEUKING advises Frankfurt-based FinTech start-up Donnerstag.ai on its seed financing round

HEUKING provided comprehensive legal advice to Frankfurt-based FinTech start-up Donnerstag.ai during its seed financing round. The company secured financing of EUR 4.3 million. The main investor in the round is Speedinvest, with QED Investors, Crestone VC as well as experienced business angels. Donnerstag.ai intends to use the funds from the seed financing to drive forward the further development of its platform, accelerate growth and strengthen its equity base.

Donnerstag.ai Technologies GmbH develops and operates an AI-supported platform for the automated reconciliation of credit notes and self-generated invoices. The start-up helps companies identify discrepancies at an early stage, make payments predictable and secure liquidity. The solution is aimed in particular at industries such as logistics, retail and temporary employment and is fully GDPR-compliant and hosted in the EU. The company was founded by Barbaros Özbugutu and Volkan Özkan, who have accumulated extensive experience in the fields of FinTech and payment transactions.

The HEUKING team, led by Dr. Patrick Müller, LL.M., advised Donnerstag.ai on all legal aspects of structuring and implementing the financing round. HEUKING regularly advises start-ups and VC investors in various VC financing rounds.

Counsel to Donnerstag.ai Technologies GmbH
HEUKING:
Dr. Patrick Müller, LL.M. (Bristol), (Lead),
Ilona Schütz,
Laura Jochem, LL.M. (Norwich), (all Venture Capital), all Düsseldorf

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