Costello, Thomas A. age 24, of New York, New York, formerly of Chaska, MN, died tragically of a water skiing accident at his family cabin on Friday, June 11, 2021, at North Memorial Hospital, Robbinsdale, MN. Survivors include his loving family, parents, Pat and Beth of Chaska; sisters, Ashley of Minneapolis and Sarah of Chaska; aunts, uncles, cousins, other relatives and many, many friends. Memorial Service Saturday, June 26, 2021, 11:00 AM at St. Andrew Lutheran Church, 13600 Technology Drive, Eden Prairie, MN. Visitation Friday, June 25, 2021, 6:30 9:00 PM at Family of Christ Lutheran Church, 2020 Coulter Blvd., Chanhassen, MN, and also 9 11 AM at St. Andrew on Saturday. Private inurnment at Mount Pleasant Cemetery in Chaska, MN. In lieu of flowers, memorials are preferred to Make-A-Wish, Minneapolis; Minneapolis Children's Hospital, Cancer and Blood Disorder; Cure Search; or Relay for Life, Carver County. Bertas Funeral Home, Chaska (952) 448-2137 bertasfh.com