ELLSWORTH – Mark Arthur Gantnier, 44, formerly of Sherman, passed away Oct. 23, at his home after a courageous battle with cancer.

The son of Joseph and Kathleen Gantnier, he was born July 20, 1963, in Houlton. He was a member of the Army Corps of Engineers, where he proudly served as a medic.

He is survived by two children, Amy and Ken; his mother, Betty Roy of Sherman; his siblings, Lorraine Ray of Sherman, Linda Wood of Gardner, Mass., Noreen Comeau of Leeds, Rita Chasse of East Millinocket, Mona Qualey of Benedicta, William Gantnier of Wilton, N.H., Peter Gantnier of Ames, Neb., Roger Roy of Sherman, Carol Gantnier of Cross City, Fla., and Sarah Lander of Dedham; and longtime companion, Wendy.

He was predeceased by his parents, Kathleen and Joseph Gantnier, and Ralph Roy; and sister, Mary E. McDonald.