KOESTLER - Zachary A., "Zack", 26; Johnstown, died November 1, 2019 at home. Born July 16, 1993 in Johnstown, son of Kurt Koestler and Heather Charny. Preceded in death by sister, Ashly Koestler in infancy, and grandfather, Richard Koestler. Survived by parents; sister, Kristen Koestler, grand-parents, Audrey Koestler and Karen Charny, with whom he resided. Also survived by aunts, Jill and Kris and uncle Danny, whom he loved dearly. Rest in peace Zack. At the request of the family, there will be no services at this time.
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