207 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.
Description
See any errors? Let us know!James Daniel Simpson – Walter Rossler Co. Mass Shooting (1995)
Overview
On April 3, 1995, 28-year-old James Daniel Simpson entered the Walter Rossler Company, a refinery inspection firm in Corpus Christi, Texas, and fatally shot five people—his former boss, the boss’s wife, and three employees—before turning the gun on himself. The massacre occurred at the former workplace of Simpson, who had resigned in September 1994. Armed with a legally purchased Ruger 9 mm semiautomatic pistol and a .32-caliber revolver, Simpson carried out the shootings in a methodical and deliberate manner, entering through the front door, shooting the victims at close range, exiting via the back door, and then committing suicide behind the building.Details of the Attack
- Date: April 3, 1995
- Location: Walter Rossler Company, Corpus Christi, Texas, USA
- Perpetrator: James Daniel Simpson, age 28 (born 1967)
- Firearms Used: Ruger 9 mm semiautomatic pistol and .32-caliber revolver (legally purchased)
- Sequence of Events: Simpson entered through the front door, shot five individuals at point-blank range, exited through the back door, and then shot himself behind the building
Victims
- Walter Rossler, 62 – owner/boss at Walter Rossler Co.
- Joann Rossler, 61 (or 62) – Walter Rossler’s wife
- Richard Lee Tomlinson, 34 – employee
- Derek Harrison, 35 – employee
- Patty J. “Wendy” Brunson Gilmore, 41 – employee
Victims
See any mistakes? Let us know!
Confirmed Victims: (5)
Wendy P. Gilmore 41 yr old Female ...View 4 additional victims ...View 4 additional victims ...View 4 additional victims ...View 4 additional victims
Links to Additional Sources (1)
See any mistakes? Let us know!Killer's Details
Simpson
James
4/3/1995
2535
Rand Morgan Rd
Corpus Christi
TX
Nueces County
78410
27.827022
-97.547919
Refinery inspection company
28
Yes
2 Firearms
NA
08/15/2025
Location:









