Donald D. Holsti, 56, of Great Falls, passed away Tuesday, December 27, 2016.Don was born on June 9, 1960 in Linton, North Dakota to Raymond and Dena Holsti. He was a good son, a great brother and a loyal helping friend. He spent his life in the construction industry, working on many homes and businesses in the Great Falls area.He was preceded in death by his parents and his dog, Willie.Don is survived by his brother, Robert (Susan) Holsti; sister Ginger (Jay); nieces Denise and Melissa; great niece Dalee; and many loving and caring friends.A private service will be held with a celebration of his life at a later date.