- Business
- Tokyo Electric Power Company Holdings, Incorporated (TEPCO Holdings) operates as Japan's largest electric utility, engaging in the generation, transmission, distribution, and retail sale of electricity primarily to approximately 29 million customers in the Kanto region including Tokyo; the company manages a diverse portfolio encompassing thermal, hydroelectric, nuclear, wind, solar, and emerging battery energy storage systems across its Holdings, Fuel & Power, Power Grid, Energy Partners, and Renewable Power segments. Established on May 1, 1951 and headquartered at 1-1-3 Uchisaiwai-cho, Chiyoda-ku, Tokyo, TEPCO Holdings provides core services such as fuel procurement, thermal power development, power grid operations, energy partner solutions, and renewable power generation; it also offers innovative services including virtual power plants, demand response management, and data center infrastructure support. The company serves residential, commercial, and industrial customers while advancing carbon-free initiatives like Fukushima decommissioning, Kashiwazaki-Kariwa nuclear operations, and treated water monitoring. In recent developments, TEPCO Holdings formed a joint venture with Ørsted in May 2025 for large-scale offshore wind projects in Japan, partnered with Shoreline Wind in April 2025 for AI-powered operations and maintenance optimization, collaborated with AI Power in June 2025 on next-generation battery research using AI material exploration, invested ¥220 billion in July 2025 to enhance data center distribution grids in Chiba Prefecture, committed ¥1 trillion to renewable energy with a focus on floating offshore wind, divested its stake in the UK's 480MW Morecambe fixed-bottom project to reallocate capital, and released its Integrated Report 2025 outlining progress toward FY2027 data center business integration and 75% power-saving technology for AI demands.