P&W is a full-service foundry specializing in non-ferrous green sand foundry processes and prototype or moderate volume stainless steel investment castings. P&W has a full-service pattern shop and also offers complete machining and inspection capabilities in-house as well as custom metal fabrication services. For high-volume, production quantity stainless investment castings, P&W maintains close partnerships with a small number of offshore investment casting houses around the world.