Zamet S.A. manufactures and sells industrial steel structures, machinery, and equipment in Poland and internationally. It offshore equipment for underwater petroleum extraction and drilling platforms; manufactures for deep-coal mines; lifting equipment; material handling devices, including cranes, overhead cranes, winches, and reclaimer stacker, shiploader, shipunloader, and wagon tipplers, as well as loading and unloading systems, such as stacker, reclaimer, grab unloader, and semi portal scraper; machinery and metallurgical equipment and items for metallurgy, steel, and non-ferrous metal processing plants; and technological lines and equipment for the processing of non-ferrous metals. The company also provides equipment for mining, which includes stackers, bucket-wheel excavators, wagon tipplers, and vertical conveying equipment; devices for the mechanical processing of mineral raw materials; and spare parts and upgradation services. In addition, it designs, manufactures, installs, commissions, services, and modernizes hydraulic presses for use in the food industry; produces and installs large welded and bolted steel structures.Further, it is involved in the construction of road and bridges, sports, and industrial and public buildings.The company was founded in 1956 and is based in Piotrków Trybunalski, Poland. Zamet S.A. is a subsidiary of Equity III TDJ Estate Sp. z o.o. sp. Komandytowo-Akcyjna.