DTE vs OTTR

DTE Energy Company

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 698 distribution substations and 445,800 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; 1,308,000 service pipelines; and 1,305,000 active meters, as well as owns approximately 2,000 miles of transmission pipelines. Its Gas Storage and Pipelines segment owns natural gas storage fields, lateral and gathering pipeline systems, and compression and surface facilities, as well as has ownership interests in interstate pipelines serving the Gulf Coast, Midwest, Ontario, and northeast markets. The company's Power and Industrial Projects segment offers metallurgical coke; pulverized coal and petroleum coke to the steel, pulp and paper, and other industries; and power, steam and chilled water production, and wastewater treatment services, as well as supplies compressed air to industrial customers. It also owns and operates 5 renewable generating plants with a capacity of 139 MWs; 22 gas recovery sites; and 10 reduced emissions fuel facilities. Its Energy Trading segment engages in power, natural gas, and environmental marketing and trading; structured transactions; and the optimization of contracted natural gas pipeline transportation and storage positions. The company was founded in 1903 and is headquartered in Detroit, Michigan.

Otter Tail Corporation

Otter Tail Corporation, together with its subsidiaries, engages in electric utility, manufacturing, and plastic pipe businesses in the United States. The company's Electric segment produces, transmits, distributes, and sells electric energy in Minnesota, North Dakota, and South Dakota; and operates as a participant in the Midcontinent Independent System Operator, Inc. markets. This segment generates electricity through coal, wind and hydro, and natural gas. It serves approximately 133,000 residential, commercial, industrial, and other customers. Its Manufacturing segment engages in the contract machining, metal parts stamping, fabrication and painting, and production of plastic thermoformed horticultural containers, life science and industrial packaging, and material handling components, and extruded raw material stock for recreational vehicle, agricultural, oil and gas, lawn and garden, and industrial and energy equipment industries. It also manufactures clamshell packing, blister packs, returnable pallets, and handling trays for shipping and storing odd-shaped or difficult-to-handle parts for customers in the medical and life sciences, industrial, recreation, and electronics industries. The company's Plastics segment manufactures polyvinyl chloride pipes for municipal water, rural water, wastewater, storm drainage and water reclamation system, and other uses. This segment markets its products to wholesalers and distributors through independent sales representatives, company salespersons, and customer service representatives. The company was formerly known as Otter Tail Power Company and changed its name to Otter Tail Corporation in 2001. Otter Tail Corporation was founded in 1907 and is headquartered in Fergus Falls, Minnesota.