Founder and CEO of Sound Particles, an award-winning audio software company best known for pioneering particle-based sound design. His technology has been used extensively in major film, television, and game productions, including Dune, Oppenheimer, Star Wars, Game of Thrones, and Avengers: Endgame.

With a background in computer science and sound engineering, Fonseca developed Sound Particles to solve real-world challenges faced by sound designers working on large-scale and immersive projects. The company’s tools have become industry standards for creating complex, cinematic soundscapes and spatial audio environments.