Valero Energy operates several subsidiaries that contribute to its diverse range of services within the energy sector. Some of its notable subsidiaries include Valero Refining Company, which manages the refining operations and produces a wide variety of fuels and petrochemical products. Additionally, Valero has a renewable diesel subsidiary called Valero Renewable Fuels, which focuses on the production and distribution of renewable energy sources. Valero also owns the company that operates its retail convenience stores and gas stations, commonly known under the Valero brand. These subsidiaries enable Valero to maintain a significant presence in both traditional petroleum markets and the emerging renewable energy sector. For a comprehensive overview of Valero's subsidiaries, one might consider visiting the company's official website, where detailed information is typically available.