Institute for Testing and Certification, is a testing, certification, calibration and inspection company providing professional services in the field of testing, certification and conformity assessment of materials, products and services in the area of civil engineering. Division CSI - Centre of Building Construction Engineering offers following specialised services in the field of preparing of the energy certification process, preparing of proposals to minimize the energy performance of buildings, including their diagnostics, preparing documents for grants including projects for all levels of engineering and construction supervision.