The article describes a new seed+ round announced on 2026-03-23 with an undisclosed amount. Verbund X Ventures is the lead investor, with participation from Sparring Capital, KGAL, and other unnamed investors. The company had previously announced a 10000000 US dollar seed round in early 2025, but that earlier round is not the primary investment extracted here.
About Zerothird
An Austrian deep-tech startup providing commercial quantum encryption and entanglement-based Quantum Key Distribution solutions for critical infrastructure and secure communications.
Vienna, Austria
Read Company ProfileFrequently Asked Questions
What type of funding round did Zerothird raise?
Zerothird raised a seed round.
When did Zerothird raise its seed?
Zerothird raised its seed on 2026-03-23.
Who invested in Zerothird's seed?
The investors in Zerothird's seed are: Verbund X Ventures, Sparring Capital, KGAL, Other unnamed investors.
What type of investment was Zerothird's seed?
Zerothird's seed was a equity investment.
How will Zerothird use the funds from its seed?
Zerothird plans to use the funds for: expand cybersecurity solutions for critical infrastructure, advance quantum-safe data transmission technology, support commercialization and deployment of quantum-secure network connections.