Sound Particles raises €1M from Portugal Ventures for 3D audio push
What's the deal? Sound ParticlesDealroom has a profile for this one. Try Dealroom →, a Portuguese 3D audio software startup, has raised €1 million (about $1.1 million) in an early VC round led by Portugal VenturesDealroom has a profile for this one. Try Dealroom →. The deal, announced in July 2026, was made under Portugal Ventures' Leiria Crescimento call.
What does it do? Sound Particles built proprietary software that applies particle systems — a technique from the visual effects industry — to 3D audio. Its tools are used across film, gaming, and VR.
What's the money for? The company is entering a new growth phase, using its spatial audio know-how to develop high-quality binaural technology for headphones. The funding will accelerate the final development stages and support its market-entry strategy.
Who's backing it? Portugal Ventures is the venture arm of state-owned Banco Português de FomentoDealroom has a profile for this one. Try Dealroom →, financed through Portugal's Recovery and Resilience Plan. Sound Particles has previously drawn backing from Indico Capital PartnersDealroom has a profile for this one. Try Dealroom → and the European Investment Fund, plus grants from Epic GamesDealroom has a profile for this one. Try Dealroom →.
The bigger picture: The round is part of a wider €2.7 million commitment Portugal Ventures made to three Leiria-based startups. Biotech firm NutrivalleyDealroom has a profile for this one. Try Dealroom → received €250,000 under the Leiria Recuperar call, a scheme designed to support companies hit by extreme climate events.
Why now? Since launching the Leiria Crescimento call in 2024, Portugal Ventures has received 133 applications requesting more than €90 million in capital. "Investir nas empresas da Região de Leiria é investir na competitividade, na inovação e no futuro da economia portuguesa," said Marco Neves, president of Portugal Ventures.
The signal: The deals mark Leiria's startup ecosystem as a prioritised target for state-backed VC rather than a series of one-offs. For Sound Particles, the round fits a broader trend of European deep-tech tools for immersive media securing specialised public-backed capital.
Read more: Link to Leaders
Image credit: www.ilmicrofono.it
