Hart Energy Launches Its Energy Data Via ArcGIS Online HOUSTON, May 2, 2013 (GLOBE NEWSWIRE) -- Hart Energy's Mapping and Data Services unit (formerly known as Rextag Strategies) today announced its launch of their Energy Data Service via Esri's ArcGIS...

Hart Energy's GIS Data Posts Record Quarterly Results HOUSTON, TEXAS, April 9, 2013 (GLOBE NEWSWIRE) -- Hart Energy's Mapping and Data Services unit (formerly known as Rextag Strategies) today announced its best quarter ever, as it added more than 41,000...