Xcel Energy Inc.

Xcel Energy Inc. (Xcel Energy) is an energy utility company engaged into generation, transmission and distribution of electricity, natural gas and related energy services. The company along with its subsidiaries is in the business of purchasing, t ...

Xstrata Plc

Xstrata PLC (Xstrata) is a diversified global company, engaged in metal extraction and mineral processing technology. The company is a major producer of copper, coking coal, thermal coal, nickel, ferrochrome, vanadium and zinc as well as platinum ...