Mark Casto Obituary

The passing of Mark Casto (Washington, Pennsylvania) leaves a void in the hearts of many, as we bid farewell to a loving soul who departed on January 20, 2026 at the age of 58. Leave a sympathy message to the family in the guestbook on this memorial page of Mark Casto to show support.

In the vast expanse of eternity, may Mark find peace everlasting, cradled in the gentle embrace of the universe. And as we stand on the shores of remembrance, may his legacy inspire us to live each day with purpose, passion, and profound gratitude for the gift of life itself.

He was predeceased by: his father Donald W. Casto. He is survived by: his mother Nancy Casto (Herschell); his sister Cindy Cummings (Darrell); his sons, Marcus and Matthew Casto; and his nieces, Alexis, Skylar, Savannah and Sydney.