Tohoku Electric Power Co., Inc. engages in electric power supply business. It operates through the following segments: Electric Power, Construction, and Others. The Electric Power segment supplies electricity to the Tohoku region. The Construction segment handles telecommunications, civil engineering, and construction work; and provides research, survey, and analysis services related to environment preservation. It also designs and manufactures power supply equipment. The Others segment includes gas and information communication businesses. It also sells power supply equipment materials. The company was founded on May 1, 1951 and is headquartered in Sendai, Japan.