NuStar Energy Investor Conference Presentation Deck

NuStar Along With Strong Operational Performance Across Our Footprint ... Our pipeline systems have rebounded strongly, and several of our terminals continue to benefit in 2021 from Spring 2020's contango In April and the first two weeks of May, we averaged slightly over 100% of our early 2020 (pre-Covid) utilization 高 Transported 817MM bbls Crude + Refined Products during 2020, 6MM more than 2019 PIPELINE SEGMENT n Successfully contracted 100% of our storage across our footprint STORAGE SEGMENT Selb Pittsbu West Coast- 100% 150% 100% 50% 0% 100% 50% 0% 65% ID MT Central West (Comparison of YoY refined product demand) 100% 100% 75% April 2020 Oct 2020 April 2021 TYIVI South Texas (Comparison of YoY refined product demand) 105% 105% ND Mandan BNRR Jamestown (North) Aberdee SD April 2020 Oct 2020 April 2021 athy ipsbu eyen Amolo Dixon ubbock Hu Claw do Wichita Falls Colorado City TX Spring San Antonio (2) NoStar (8) dinburg Jamestown (East) Moorhead MN Basin 110% 100% 90% 80% 70% 60% 50% Wasson Pettus Central East (Comparison of YoY refined product demand), Ringgold Southlake Houston 80% April 2020 Oct 2020 April 2021 Corpus Christi Harlingen Brownsville Texas City ( AR LA 90% Canada MS 105% GA Gulf Coast- 100% SC NY more Poir ksonville Point Tupper- 100% ΜΑ CT Linde Paulsbe DE Point Tupper TYTU East Coast- 100% 5

View entire presentation