NuStar Energy Investor Conference Presentation Deck

COMMITTED TO ASSURING SAFE, RELIABLE ACCESS TO ENERGY AND MAINTAINING EXCELLENCE ACROSS OUR BUSINESS We are Committed to: BUILDING RESILIENCE DEVELOPING Solutions to respond to growth and evolution of energy needs in the markets we serve, as we have through our West Coast renewable fuels logistics network, which FACILITATES clean RENEWABLE FUELS to improve air quality on the West Coast and beyond NuStar Responsibly Resilient ● ● ● ● OPERATING RESPONSIBLY MAINTAINING our industry-leading health and safety record ASSURING safety and reliability through inspection and monitoring INCREASING our energy efficiency LOWERING our emissions PREPARING for emergencies PROTECTING our business and our communities with a robust cybersecurity program 11

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