DTE Energy

DTE Energy Company engages in the utility operations. The company's Electric segment generates, purchases, distributes, and sells electricity to approximately 2.2 million residential, commercial, and industrial customers in southeastern Michigan. It generates electricity through fossil-fuel, hydroelectric pumped storage, and nuclear plants, as well as wind and other renewable assets. This segment owns and operates approximately 700 distribution substations and 445,200 line transformers. The company's Gas segment purchases, stores, transports, distributes, and sells natural gas to approximately 1.3 million residential, commercial, and industrial customers throughout Michigan; and sells storage and transportation capacity. This segment has approximately 20,000 miles of distribution mains; 1,305,000 service pipelines; and 1,285,000 active meters, as well as owns approximately 2,000 miles of transmission pipelines. Its Gas Storage and Pipelines segment owns natural gas storage fields, late