engineering services, instrumentation, computer hardware, packaging products, packaging machinery and equipment, fasteners, printing, computer services, metals, valves, industrial vacuum cleaners, washers, aircraft components and equipment, advertising and marketing services, seals, screws, rivet products, pumps, stainless steel, tantalum available from e-mail promark industries, inc. based in mcdonald, pa. click the links below to visit our website or contact us via our profile page.