Mark Edward Gleason, age 68, of Sarnia, Ontario passed away peacefully at Blue Water Health in Sarnia on July 28, 2026.

Born on July 20, 1958, in Sarnia, Ontario, Mark lived a life dedicated to Family, Work and Friends. He was always kind and always put others first before himself.

Mark is survived by his children Malissa (Dave), Candise (Rob) and Eric (Meghan), and his grandchildren Alex, Joseph, Kiara and Lily, his mother Sandra (Harold) and his brothers Gary and Alan (Sandra).

Mark was preceded in death by his father Arthur and his sister-in-law Robin.

Aquamation has taken place. There will be no funeral or visitation. A celebration of life will be held at a future date to be determined.

Remembrances and condolences may be expressed to the family online in “Mark’s Guestbook” at mccormackfuneralhomesarnia.com.

In lieu of flowers, donations may be made to the Bluewater Health Foundation at www.bwhf.ca/donate