GXS (OpenText GXS) is a subsidiary of OpenText Corporation headquartered in Gaithersburg, Maryland, United States. Its GXS Trading Grid managed more than twelve billion transactions in 2011. Since 2004, GXS has invested more than $250 million in GXS Trading Grid. As of March 16, 2012, more than 550,000 businesses connect to GXS Trading Grid and, on average, more than 2,000 new businesses join each month.