Treble Raises €15 Mn Series A-2 to Scale AI-Powered Sound Simulation Technology
Sep 17, 2026 | By Oliver Bennett

Treble, a Reykjavík-based company, has raised around €15 million ($18 million) in a Series A-2 funding round.
The company develops sound simulation technology and synthetic acoustic data for different applications.
The funding round was led by Paladin Capital Group, with existing investors KOMPAS VC, Frumtak Ventures, and the European Innovation Council (EIC) Fund also participating.
Dr. Pind, co-founder and CEO of Treble, said, “AI models and devices that perform well in a laboratory can struggle when they encounter reverberation, background noise, or an unfamiliar physical environment. Treble gives development teams at the world’s leading device makers a faster and more scalable way to model those conditions, generate the data they need, and test products to ensure they work reliably in the environments where machines operate, and people interact with them.”
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The company already works with major consumer and industrial technology firms, including Amazon and Logitech. “In many stages of developing Alexa as an AI assistant, we rely on virtual acoustic environments to accelerate product design and model development. Treble provides an accurate and scalable way to model those environments,” said Wontak Kim, Senior Audio Research Manager at Amazon.
“Paladin predicts that robotics will drive a profound wave of automation across the physical world. Yet today’s robots are largely limited to visual perception: they may detect what is in front of them but cannot interpret critical sounds – such as someone falling in another room or a crash around a corner. Even accurately understanding human speech remains difficult in real-world, acoustically complex environments,” said François Ruether, Vice President at Paladin Capital Group.
Treble was founded in early 2020 by acoustic engineers Dr. Finnur Pind and Jesper Pedersen. The company has developed a cloud-based platform that simulates how sound behaves in real-world spaces.
The platform can create synthetic audio data and digital models of rooms, vehicles, devices, and other environments. This helps companies test how products will perform in different sound conditions.
Treble says its technology can be faster and cheaper than collecting physical audio recordings. Engineering teams can use it to test audio performance and create training data before building physical prototypes.
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