Sempra EnergyIRS: 330732627
Sempra Energy serves one of the largest utility customer bases in the United States. It distributes natural gas and electricity in Southern California and owns 80% of Oncor, a transmission and distribution business in Texas. SoCalGas and San Diego Gas & Electric distribute gas to more than 20 million customers, while Oncor serves over 10 million Texas customers. The firm's other affiliates own and operate liquefied natural gas facilities in North America and infrastructure in Mexico.