SAN ANTONIO - NuStar Energy L.P. (NYSE: NS) announced that members of management will participate in meetings with members of the investment community at the 2022 Wells Fargo Midstream and Utility Symposium on Wednesday, December 7, 2022 and Thursday, December 8, 2022. The materials to be discussed in the meetings will be available on the partnership's website by 9:00 a.m. Eastern Time, Wednesday, December 7, 2022.

NuStar Energy L.P., a publicly traded master limited partnership based in San Antonio, Texas, is one of the largest independent liquids terminal and pipeline operators in the nation. NuStar currently has approximately 10,000 miles of pipeline and 63 terminal and storage facilities that store and distribute crude oil, refined products, renewable fuels, ammonia and specialty liquids. The partnership's combined system has approximately 49 million barrels of storage capacity, and NuStar has operations in the United States and Mexico. For more information, visit NuStar Energy L.P.'s website at www.nustarenergy.com and its Sustainability page at https://sustainability.nustarenergy.com/.

Contact:

Investors

Pam Schmidt

Vice President

Investor Relations

T: 210-918-INVR (4687)

Media

Mary Rose Brown

Executive Vice President and Chief Administrative Officer

Corporate Communications

T: 210-918-2314

T: 210-410-8926

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