Xcel Energy's Public Service Company of Colorado has chosen GridUnity's GridInterConnect platform to modernize its ...

In February of 2003 PSCO, a subsidiary of Xcel Energy Inc., Minneapolis, MN, awarded the contract to the Siemens/Beta consortium for the design, procurement, construction and commissioning of the ...

Power company Xcel Energy Inc's <XEL.N> unit Public Service Company of Colorado (PSCo) will buy two of peer Calpine Corp's <CPN.N> Denver plants for $739 million.