UPDATE Pub. 3 2021-2022 Issue 1

Marathon Petroleum Company is in the business of creating value for our shareholders through the quality products and services we provide for our customers. We strongly believe how we conduct our business is just as integral to our perfor- mance. As a result, we strive to always act responsibly with those who work for us, with those business partners who work with us, and in every community where we operate. We are focused on creating a stable and scalable operating platform that will have “staying power” in an industry that is volatile, unpredictable and subject to rapid changes. Silver Eagle endeavors to be a good corporate neighbor, by assisting in positive ways with the Woods Cross and South Davis communities. Silver Eagle endeavors to work collaboratively with municipality governments, agencies, and private groups to improve the quality of life within the immediate surroundings of our Woods Cross Refinery. HollyFrontier Corporation, headquartered in Dallas, TX, is an independent petroleum refiner and marketer that produces high value light products such as gasoline, diesel fuel, jet fuel and other specialty products. HollyFrontier owns and operates refineries located in KS, OK, NM, WY and UT and markets its refined products principally in the southwest U.S., the Rocky Mountains extending into the Pacific Northwest and in neighboring plains states. HollyFrontier produces base oils and other specialized lubricants in the U.S., Canada and the Netherlands, and exports products to more than 80 countries. XCL Resources is a private oil and gas company focused on maximizing risk-adjusted returns on assets that require efficient development. Thank You 24 UP DATE 24 UP DATE

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