5 Biggest Publicly Owned Utility Companies in the US

2. Exelon Corp. (NASDAQ: EXC)

Revenue (TTM): $34.775 billion

Exelon Corp. (NASDAQ: EXC) is a utility holding corporation that serves hundreds of millions of customers in Pennsylvania, Illinois, and other parts of the United States. The corporation, which has a market value of $48.716 billion, is among the main domestic power generators, with power generated by fuels such as gas, wind, hydroelectric, nuclear as well as solar stations. The corporation earned $7.915 billion in the second quarter. Exelon committed $5.5 billion in capital to modernize its electric system and aimed to invest another $6.5 billion to ensure that its customers receive reliable service.