MultiServ’s worldwide operations and subsidiaries comprise the Harsco Metals business arm of Harsco Corporation, one of the world’s leading diversified industrial services companies. Harscos market-leading busin......MultiServ’s worldwide operations and subsidiaries comprise the Harsco Metals business arm of Harsco Corporation, one of the world’s leading diversified industrial services companies. Harscos market-leading businesses provide essential services and products to major industries that are key to global economic growth and progress, including infrastructure, metals, railways and energy. Harsco’s core purpose is to build teams that win with integrity anywhere in the world.