Pacific Gas and Electric Company operates as a utility provider, delivering electricity and natural gas services across a significant portion of northern and central California, United States. Its power generation relies on a diverse mix of sources, including nuclear, hydroelectric, fossil fuel-fired, and solar (photovoltaic) technologies. The firm is also engaged in developing innovative solutions, such as a personal microgrid backup power transfer meter for its consumers, engineered for full compatibility with its established SmartMeter system. Its broad clientele includes residential, commercial, industrial, and agricultural users, as well as natural gas-fueled electric power plants. Incorporated in 1905, the company's main headquarters are located in San Francisco, California, and it functions as a subsidiary under the larger PG&E Corporation.