Military Aviation Plants No. 1 S.A. (WZL1) have been providing services in the aviation sector for almost 80 years and successfully supporting the Polish Armed Forces. For decades the company gained a well-established position on the market, and its well-developed infrastructure-technology facilities, trained staff and advanced quality of services provided made it the Service Center of SZ RP Helicopters and School Aircraft. The WZL1 participates in national programmes specified as Csar ZOP, WISŁA or WIZJER. The plants are besides active in the process of acquiring fresh helicopters for the Polish Army.