The OKAN SEVER Engineering Services and Trade Ltd. specialises in providing professional and technical services in the fields of noise, vibration, seismic and acoustic engineering and material supply. As an expert acoustic/vibration/seismic partner, Spectra Engineering Services works in partnerships with architects, building contractors, building owners, property managers and industrial companies to provide them with design, assessment and insulation services related to their noise, vibration, and seismic requirements of their structural, mechanical and physical environment projects. The formal business launch and establishment of OSM Sismik in Istanbul is being lead by the Company's founder and principal consultant, Okan Sever.