To perform installation, inspection, maintenance and repair work on mechanical equipment such as packing pumps and valves, disconnecting, connecting, and insulating pipes, welding, and operating machine tools where close tolerances are not involved. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes.