San Diego, California-based Sempra (SRE) is an energy services company involved in the sale, distribution, storage and transportation of electricity and natural gas. With a market cap of $51.8 billion, Sempra operates through Sempra California, Sempra Texas Utilities, and Sempra Infrastructure segments. Companies worth$10 billion or more are generally described as “large-cap stocks,” Sempra fits the bill perfectly. Its dominant utility presence in California and Texas, a growing global LNG and infrastruc ...