Arch of the General Staff building is one part of the whole complex of the Hermitage, main museum of Saint-Petersburg. After a major renovation of its Eastern wing, the Arch of the General Staff functions as an exibition space.

CTK-Lighting Technical Company was in charge of project development of lighting for the Arch of the General Staff Building (The Hermitage) - first stage: lighting for public areas and exposition lighting, supply of lighting equipment produced by RZB, ERCO, Lucent Lighting, Iguzzini, Meyer, Kreon, Prolicht; of project development of lighting control systems, equipment supply, installation, start-up and commissioning of the equipment, as well as its programming.

Project was realized in 2011. Work on the second stage is in progress.