Custom manufacture of capital spare parts for gas and steam turbines; custom manufacture of equipment used to increase power output in gas and steam turbines; custom manufacture of control systems for rotating equipment; custom manufacture of gas turbine cleaning solutions; custom manufacture of auxiliary systems for industrial equipment; custom manufacture of parts for gas and steam turbines and other rotating and industrial equipment; custom manufacture of ancillary equipment used in power generation in the nature of electro-mechanical skids, hydraulic skids, gas turbine auxiliary skids, heat recovery steam generators, steam engine boilers for power generation, electric generators, transformers, hydraulic controls for machines, hydraulic torque converters, hydraulic power units, hydraulic pumps, centrifugal pumps, gears, and electric control panels; machine shop services, namely, machining parts for others in the fields of hydraulic pumps, hydraulic motors, hydraulic cylinders, hydraulic valves, servo valves and proportional valves; manufacture of hydraulic cylinders to order and/or specification of others; manufacturing services for others in the field of hydraulic cylinders