Piotr Garbaczonek is a mastering engineer, mixing engineer, producer, sound designer, and modular synthesis performer. He primarily works in rock, hard rock, metal, and various electronic music subgenres. His credits include artists and projects such as Sonovalova, Hemma The Monarch, Ashweta Mamledar, P.H.0, Tonga Conga, 10 Days, Pab Emson, bitethebull and others.

He graduated from Berklee College of Music in 2021 with a major in Electronic Production and Sound Design. After relocating to New York in 2022, he completed a master’s program in Music Technology at NYU in 2024, culminating in a dissertation that explored his pursuit and ongoing research into the future of interactive music streaming.

In his free time, he creates YouTube videos for synthesizer enthusiasts worldwide, featuring ambient compositions, experimental electronic works, DIY Eurorack module builds, modular renditions, tutorials, lessons, and more. He releases music under the alias CMPLR, blending various electronic genres such as Glitch-Hop, IDM, Dubstep, and Cyberpunk. Additionally, he produces music under his name, having released over 80 songs in the past 7 years, including 4 albums, 2 EPs, and numerous singles.