

Born in White Plains, Westchester County, New York on June 4th 1958. Mark was son to the late Louise and Victor B. Coster. Beloved brother of Victor, Kevin, Justin, Marty, and Paul.
He is survived by his loving and devoted wife of 41 years, Janet Coster. Beloved by his two sons Ryan and Miles, and their wives Sharyn and Savannah. Adored "Pop Pop" of his four granddaughters Adalyn, Olivia, Robin, and Eleanor.
Mark was loved by all he met, an avid golfer and chef, he loved to work and play at the Thistle Golf and Country Club. He enjoyed playing on Sunset Beach with his grandkids and traveling with his cherished wife, a part of their hearts forever being in Hawaii.
A visitation will be held on Monday, November 11, 2024, at Our Lady Star of the Sea Catholic Church, in North Myrtle Beach, SC at 10am. Followed by the Funeral Mass at 11am. Mark's final wishes are to be cremated and brought back to a place dear to his heart, Hawaii.
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