Tungsten Network is a global electronic invoicing firm that provides supply chain financing services from international offices in the United Kingdom, United States, Bulgaria, Germany, and Malaysia. As a small- to medium-sized IT company, they have an estimated revenue of £31. 3 million (GBP) as of July 2017. Tungsten Corporation Plc (TUNG) is reported to trade regularly on the London Stock Exchange. Main competitors in this arena include Tradeshift, Coupa, Ariba, Basware, Taulia and iPayables.