MESKO S.A. is the largest producer of ammunition and anti-armor and anti-aircraft missiles in Poland. The company manufactures small caliber ammunition from 5,56 mm up to 9 mm, both NATO and Russian standard, medium caliber ammunition from 12,7 mm up to 35 mm, tank ammunition: 120 mm and 125 mm, artillery ammunition, rocket systems: PIORUN, GROM, SPIKE, and rockets FENIKS and NLPR 70mm (2,75”). MESKO S.A. provides tooling services, plastic working, chemical treatment, heat treatment services, demilitarization services of outdated combat warfare and has a capability of heavy alloys production. Company cooperates with many institutes that are combined in Łukasiewicz scientific and research network and technical universities.