Barendse has also produced remixes for artists in the scene, among them Armin van Buuren, Tiësto, Solarstone, Dario G, and 4 Strings.
Barendse's original releases have also been remixed by other artists, including Paul van Dyk, Ronski Speed, Filterheadz, and D. Ramirez.
His track "Ralphie B - Massive" was noticed by Tiësto and signed to the In Trance We Trust label of Black Hole Recordings.
The track was a hit and was featured by many influential DJs, including Armin van Buuren, who played it at the very first episode of his radioshow A State of Trance.
A First State album "Time Frame” was released, and the duo was asked to remix artists including Van Buuren, Tiësto and 4-Strings.