International Game Technology PLC, formerly Gtech S.p.A. and Lottomatica S.p.A., is a multinational gambling company that produces slot machines and other gambling technology. The company is headquartered in London, with major offices in Rome, Providence, Rhode Island, and Las Vegas. It is controlled, with a 42 percent stake, by De Agostini. Italian gambling company Lottomatica acquired Gtech Corporation. The acquisition closed in August 2006 with Lottomatica later changing its own name to Gtech. The combined company spanned across different verticals including lotteries and digital gaming. In 2015, the company acquired American gambling company International Game Technology and again adopted the acquired company's name as its own. Wikipedia