The Building Research Institute (ITB) is a renowned research entity based in Warsaw, operating since 1949. ITB offers a wide range of services, including certification of construction products, quality management systems (PN-EN ISO 9001), environmental management systems (PN-EN ISO 14001), and occupational health and safety management systems (PN-N-18001). The institute also conducts personnel competency certification in the construction sector in accordance with the PN-EN ISO/IEC 17024 standard. With accreditations from the Polish Centre for Accreditation (PCA) and the status of notified body no. 1488, ITB ensures the highest quality of services provided.

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