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246 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Case Description

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On the evening of December 16, 2015, a 34-year-old male named Mark Marshall was taking his two Chihuahuas for a walk in his West Philadelphia neighborhood. An employee of the Philadelphia Parking Authority, Marshall was also in the process of becoming a Philadelphia police officer. His walk was tragically cut short on the 4600 block of Kingsessing Avenue in what would be described as a brutal and execution-style murder.

A man, described as a Black male between 20 and 30 years of age, with ...Read More

Victim Details

Mark Marshall

Male

Black / African American

Philadelphia

PA

2015-12-16

yes

$32,500

34

Mark

Marshall

05/06/2026