47/100BSempra company profile
- CEO
- Jeffrey Walker Martin
- Employees
- 15,938
- Headquarters
- 488 8th Avenue, San Diego, CA 92101, US
- Sector
- Utilities
- Industry
- Diversified Utilities
- IPO date
- 29 Jun 1998
- Stock exchange
- NYSE
- ISIN
- US8168511090
Website:sempra.com
About the company
Sempra, an energy holding company founded in 1998 and headquartered in San Diego, California, conducts its operations both domestically and internationally. The firm adopted its current name in July 2021, having previously been known as Sempra Energy. Through its San Diego Gas & Electric Company division, Sempra delivers electricity to approximately 3.6 million individuals and natural gas to roughly 3.3 million individuals across a 4,100 square mile service area. The Southern California Gas Company segment manages an extensive natural gas network, encompassing distribution, transmission, and storage infrastructure, which supplies gas to an estimated 22 million people within a 24,000 square mile territory. Furthermore, Sempra's Texas Utilities division specializes in the regulated transmission and distribution of electrical power, serving 3.8 million residential and commercial customers. This segment oversees 140,000 miles of transmission and distribution lines, including 18,249 circuit miles of transmission lines and 1,174 transmission and distribution substations. It also features interconnections to 130 third-party power generation facilities with a combined capacity of 45,403 megawatts.
Employees
Sempra had about 5,600 employees at the end of fiscal year 2025 (31 December 2025), by its annual report. That is 9.9% more than a year before.
Employees at each fiscal year end, as the company reports them in its annual report (10-K); revenue and net income per employee are the fiscal year's over that count.
Who owns Sempra
Institutions such as funds, banks and insurers held 92.8% of Sempra's shares on 30 June 2026, 1,313 of them reporting holdings to the SEC; the rest is held by individual investors and other shareholders.
Shares free to trade
Closely held shares belong to insiders, founders and owners of more than 5%, and seldom change hands. The free float is the rest: the shares anyone can buy and sell.
Common questions about Sempra
Source: Financial Modeling Prep