Diamond Shamrock

Diamond Shamrock, a Valero subsidiary, is committed to delivering high-quality fuels and renewable energy solutions while prioritizing safety, environmental stewardship, and community engagement. The company’s operations encompass refining petroleum, producing renewable diesel, and managing logistics, all with a focus on reliable, affordable, and sustainable energy.

Valero, the parent company, emphasizes a culture of diversity, inclusion, and employee well-being, aiming to foster a safe and rewarding work environment. Through innovation and a commitment to responsible practices, Diamond Shamrock strives to be a leading corporate citizen within the energy industry.

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