Showtek

At the right to this image, and next to the MIDI Keyboard Controller, we can clearly see that an Apollo Twin Audio Interface is being used for the Studio Setup of Showtek, as it shows this Twitter image, recently uploaded on 16th January, 2017

At the center of Showtek's studio setup lies Sony's RMX-R100 console.

Wouter Janssen of Showtek is seen in the studio with Marcel Woods using the TC Electronic PowerCore Reverb.

A photo of Wouter working in the studio shows Showtek use the Apogee Duet interface.

The bottom of the rack on the right in Showtek's studio setup contains the Samson D1500 Frequency Analyzer.

This picture shows the showtek studio where they use Vicoustic Wave Wood on the back wall

Showtek's studio has Vicoustic's Flexi Wood A50 on the back wall.

This item can be seen in this Instagram post

The third and fourth unit in the rack on the top right of the desk are two of the NowSonic PowerPlants. This is the Facebook page of the designer (Jan Morel from Morel Muziek BV.) who builds studios for famous Dutch DJ's like this one for Blasterjaxx. Jan Morel uses these units in almost all of his studio builds.