Mostostal Płock SA is one of the most experienced Polish companies operating in the mechanical industry. The company’s history goes back more than 50 years. The company was founded in 1963, since 1998 it has been forming part of Mostostal Warszawa Capital Group. Main competences of Mostostal Płock are focused in the field of broadly defined oil&gas sector. Nevertheless, the company is also operating in chemical, energy and food industries. The basic tasks and services of the company feature: prefabrication and erection of storage tanks, prefabrication and assembly of industrial installations and pipelines. Mostostal Płock owns equipment base and a laboratory with accreditation of PCA. The company also holds all the necessary qualifications and certificates, e.g. certified management system according to ISO 9001, 14000, 18000. Company’s customer portfolio includes firms such as PKN Orlen SA, Lotos SA, PERN SA.