Sonexos Seed: €5.4M

Oct 26, 2026Public sources — Collected from public sources, not yet cross-checked.

Sonexos raised €5.4 million (about $6.04 million) in a seed round led by Valquest Partners, announced Oct. 26.

Facts

Company: Sonexos
Amount: €5.4 million (about $6.04 million)
Currency: EUR
Stage: Seed
Announced: Oct 26, 2026
Instrument: Equity
FX rate: 1 EUR = 1.1193 USD on Oct 23, 2026

Investors

Led by: Valquest Partners
Participants: Robert Bosch Venture Capital GmbH

Use of funds

Fund industrialisation of the core platform; customer integration, reliability testing, qualification, and regulatory compliance; expansion of engineering teams; international intellectual property protection.

As stated by the company.

Sources

1.Lausanne’s Sonexos raises €5.4 million to tackle low-frequency noise from fans, compressors and even data centres — EU-Startups, Oct 26, 2026

Public sources — Collected from public sources, not yet cross-checked.Last verified Oct 26, 2026