Gtech

Gtech or G-Tech may refer to:


 * GTECH S.p.A., now International Game Technology, formerly Lottomatica S.p.A.
 * GTECH Corporation, an American company that was acquired by Lottomatica in 2006
 * Grey Technology (Gtech), a British company Grey Technology Ltd (Gtech) for cordless home and garden appliances
 * Guilford Technical Community College
 * G-Technology, a brand of Western Digital, now called SanDisk Professional