Sjoerd Valkering Jun 2026

His first live show was at a venue called De Nieuwe Anita in Amsterdam. There were no lights, just a single bare bulb swinging over his battered mixer. He wore welding goggles. For 75 minutes, he didn’t play “tracks” so much as summon them. He used contact microphones to amplify the sound of him scraping a metal chair across the concrete floor. He ran a police siren through a modular effects chain until it became a mournful, rhythmic drone. The crowd, a sea of black denim and thousand-yard stares, didn’t dance so much as shudder in unison.

His live sets became legendary for their intensity. He never spoke. He never took requests. He once played a three-hour set where the tempo gradually slowed from 150 BPM to 60 BPM, ending in a wall of feedback so dense and warm it felt like a blanket. People stood in stunned silence for two minutes after the last tone faded. Then they cheered. sjoerd valkering

To the uninitiated, Sjoerd was just a quiet graphic designer from Breda. He wore plain black t-shirts, rode a creaking bicycle to his studio, and drank bitter coffee from a chipped mug. But to the small, dedicated cult following of the Koolstof label and the attendees of the secret Loodlijn parties, he was a prophet of the post-apocalyptic dance floor. His first live show was at a venue

He didn’t send it to labels. He uploaded it anonymously to a obscure SoundCloud page with a black square as the avatar. The track was 140 BPM of pure, unrelenting dread. A kick drum that sounded like a pile driver on wet clay. A bassline that wasn’t a note but a pressure . And over the top, a ghostly, pitch-shifted vocal sample from an old safety instruction video: “In case of emergency… remain calm.” For 75 minutes, he didn’t play “tracks” so

Beyond football, he expanded his media portfolio to include other specialized sports sites, including: : A leading Dutch source for Formula 1 news.

A dedicated hub for Formula 1 enthusiasts in the Netherlands.

What started as a hobby in a small attic room grew into a digital media powerhouse. Valkering launched his first major platform, , which eventually became one of the most recognized fan sites for AFC Ajax supporters. Under his leadership, Valkering Media expanded its portfolio to include several niche sports platforms that reached millions of visitors monthly: