David E. Mammoser Obituary
The passing of David E. Mammoser (Byron, Illinois) leaves a void in the hearts of many, as we bid farewell to a loving soul who departed on November 30, 2025 at the age of 77. Leave a sympathy message to the family in the guestbook on this memorial page of David E. Mammoser to show support.
He was predeceased by: his parents, Richard Mammoser and Shirley Mammoser (Marks); the mother of his children Florence "Flo" Mammoser-Nicioli; and his half-brothers, Frank Sheats and Robert Sheats.
He is survived by: his daughter Shannon Earl (Bryan); his siblings, Mary Guida, Richard Mammoser, Pamela Jones (Ronald), Richard Sheats (Anita), Joseph Mammoser, Michael Mammoser, Catherine Bednar, Steve Mammoser (Sigrid) and James Mammoser (Linda); and his grandchildren, Courtney and Wyatt. He is also survived by many nieces, nephews, family and friends.
