Mark Dennis Seithel Obituary
It is with deep sorrow that we announce the death of Mark Dennis Seithel of Warrenton, Missouri, who passed away on December 2, 2025, at the age of 67, leaving to mourn family and friends. Leave a sympathy message to the family in the guestbook on this memorial page of Mark Dennis Seithel to show support.
As we bid farewell to this luminous soul, let his loved ones carry forward the torch of his memory, illuminating the path ahead with the warmth of his love and the brilliance of his spirit. Though Mark may journey beyond the horizon of our sight, his essence remains woven into the very fabric of our being — a guiding light in the darkness, a beacon of hope in the night.
