JWW Invest S.A. provides installation services in the power industry in Poland. The company engages in modernizing and renovating power equipment, including the installation of pressure parts of boilers, heat exchangers, tanks, and other boiler-related devices, as well as low and high-pressure pipelines. It is also involved in the provision of general contractor services for power and industrial construction purposes; installation and renovation of mid and high-pressure pipelines; renovation of power and industrial boilers; construction of reservoirs and installation of steel constructions; prefabrication of chambers and other pressure vessels; pressure element welding; investor supervision; and welder training. In addition, the company engages in facility designing; construction of industrial facilities as a general contractor; construction of wind farms; supervision and coordination of construction works; and reconstruction and expansion of existing plants. Further, it provides services related to non-destructive tests; implementation of management systems; supplier and subcontractor audits; preparation of customers to obtain authorizations and certification; verification and examination of welders; and acceptance of steel constructions and pressure equipment. JWW Invest S.A. was founded in 2012 and is based in Katowice, Poland.