Arq Quantum Technologies raises $1.4M pre seed
Arq Quantum Technologies raised $1.4M in pre seed funding, announced on 16 July 2026, led by Ground State Ventures, with participation from Big Sur Ventures. The round is tracked live by Fusion42 as part of the Raise fund database and the Scout startup database.
Spanish quantum networking startup developing long-distance quantum communication hardware using multiplexed quantum repeaters based on rare-earth doped crystal memories. Arq Quantum Technologies is based in Spain and currently at pre seed stage, operating in deeptech, quantum.
Round details
| Company | Arq Quantum Technologies |
| Stage | pre seed |
| Amount | $1.4M |
| Announced | 16 July 2026 |
| Lead | Ground State Ventures |
| Participation | Big Sur Ventures |
| Source | announcement ↗ |
Frequently asked questions
- How much did Arq Quantum Technologies raise?
- Arq Quantum Technologies raised $1.4M in its pre-seed round, announced 2026-07-16.
- Who invested in Arq Quantum Technologies's pre-seed round?
- The round was led by Ground State Ventures, with participation from Big Sur Ventures.
- What does Arq Quantum Technologies do?
- Spanish quantum networking startup developing long-distance quantum communication hardware using multiplexed quantum repeaters based on rare-earth doped crystal memories.
Verified 16 July 2026 · Sources: public filings