NuStar Energy - NuStarInternet NuStar Energy - NuStarInternet. As of May 3, 2024, Sunoco has successfully completed its acquisition of NuStar Energy L.P. Find out more here. Operations Map. NuStar’s Assets … NuStar Energy - NuStarInternet. As of May 3, 2024, Sunoco has successfully completed its acquisition of NuStar Energy L.P. Find out more here. Operations Map. NuStar’s Assets …