Delek US is a Brentwood, Tennessee-based downstream energy company and corporate strategic investor backing energy-adjacent technologies. Its venture activity includes early-stage and later-stage financings, including Series A and Series E rounds, and it has acted as a co-lead investor. The company is most relevant for founders in energy, CleanTech, climate, sustainability, industrial technology, aerospace and aviation, and logistics, with investment activity across the United States, Canada, and Israel.