Mark Sheldon Schaible was born on December 10, 1959, Moorhead, MN, to Marvin A. Schabile and Doris A. (Bauer) Schaible. Mark's younger years were spent in Wapato, WA. In 1969, the family moved to Kirkland, WA. Mark graduated from Juanita High School, Kirkland, in 1978. He attended a hair styling and cosmetology college in Bellevue, and worked in that profession for about three years. He then took a 12- month course in computer-aided drafting at Lake Washington Technical College, Kirkland. The Boeing Company of Everett, WA, hired Mark from the class and he worked for Boeing as a Technical Product Designer in Commercial Airplanes and Engineering until he retired in 2020.

Mark married Cynthiann "Cyndi" Ahrensfeld in 1990. They divorced in 2007 and remarried in 2010, then divorced in 2016. They remained friends until Cyndi passed away of breast cancer in 2021. Cyndi had two children form a previous marriage to Kurt Ahrenfeld: Orion, born in 1978 and Brianne, born in 1981. Orion is married to Nicole Peterson and they live with their dog Misha. Brianne is married to Michael Gagnon and they have three children: Josephine, Quinn, and Lucy.

In 2021, Mark purchased the former Hinderer house in Elgin, ND. It is best known for its classic early 1900s front porch where Mark spent much of his leisure time visiting with family and friends. Mark is known for his creative mind and subtle sense of humor and for his artistic and musical abilities. Mark attended the Assembly of God Church in Elgin, greatly enjoying the friendly parishioners and the teaching of numerous fill-in pastors of the church.

Mark passed from this life to his heavenly home on September 4, 2026, at about 9:30 p.m. Cremation has taken place and a memorial service will be held in 2027 in Elgin. In lieu of flowers, please donate to the charity of your choice in memory of Mark.