Oliver Koletzki (born October 5, 1974 in Braunschweig) is a German producer and DJ in the electronic dance music and house. Koletzki became internationally known primarily for the track The swarm, which appeared on the label Cocoon Recordings.

In the reader's poll of Groove Magazine Koletzki was voted Best Newcomer 2005. The swarm was chosen both Groove Magazine and in the readers' survey of Raveline magazine for track of the year 2005. Many DJs (including Sven Vath) played the track and tricked him into their charts. The swarm appeared with remixes of artists like Pig & Dan Dominik Eulberg and. This was followed by global bookings and further releases, including on Martin Eyerer's Kling Klong imprint. September 2005 Koletzki founded his own label Stil vor Talent. His first album was released in 2007 Get Wasted