NuStar Energy ESG Presentation Deck

OUR BALANCED MIDSTREAM ASSETS NuStar Transports and Stores Crude Oil, Petroleum Products, Ammonia and Renewable Fuels in Markets Across North America Pipelines: 10,000 pipeline miles 645 MM barrels transported in 2020 1.8 MMbpd average daily volume in 2020 NuStar Portland Benicia P Olacoma Vancouver (21 Selby Ostockton Pittsburg Wilmington OR CA ETHANOL WA NV SED RENEWABLE FUELS BIODIESEL ID NuStar AZ UT RENEWABLE DIESEL MT WY Rawlins CO Denver Q Colorado Springs Rosario Albuquerque O NM El Paso Mexico Mandan ND BNRR ∞ Jamestown (North) Aberdeen O SD STORAGE HEADQUARTERS FACILITIES 10 Milch Ganitor Dorfolk O North Plattea Oscoola o Abemathyo Amarillo xon Stanton Lubbock Cheyenne KS Concordia Wo McPherson Solina Hutchinson O Clawson OK Wichita Falls Colorado City - TX Big Spring Jamestown (East) CCCS Laredo Nuevo Lang San Antonio (2) O Wolsey Sioux Falls Rock Rapids OOO Milford O Mar IA OCouncil Bluffs mous a Burgos Basin OMoorhead MN ●Gorjuva Wasson Sauk Centre B Dorado Catoosa O O Portus BNRR WI Twin Cities (Roseville) Ringgold Southiae Houston Corpus Christi Edinburgo Harlingen Brownsvile REFINED PRODUCT PIPELINES Responsibly Resilient LEGEND Texas City MO O AR LA St. James 9 IL MI Osue Island IN MS TN AL CRUDE OIL PIPELINES OH KY Canada GA Baltimore Andrews AFEON Piney Poin WV VA NC SC NY Jacksonville FL NH MA CT ME Ounden (2) OPaulsboro DE ORIGIN/ TERMINATION POINTS -NJ MD Ovirginia Beach PointO Tupper Terminals: 73 terminal facilities 72 MM barrels of storage capacity 172 MM barrels throughput in 2020 7

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