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Correctional Institutions Division

Security Threat Group

The Security Threat Group Management Office (STGMO) monitors the activities of security threat groups (gangs) and their members who threaten the safety and security of TDCJ units, staff and offenders. The STGMO provides oversight, training and technical support for the unit level staff who gather information on the activities of security threat group members. The STGMO works closely with law enforcement agencies by sharing information on security threat groups and their members.

STGMO Gang Renouncement and Disassociation (GRAD)

Oficina Gerencial de Groupos Que Amenazan la Seguridad (GRAD)


Texas Department of Criminal Justice
Correctional Institutions Division
Security Threat Group Management Office
Sigifredo Sanchez
P.O. Box 99
Huntsville, TX 77320-0099
Phone: (936) 437-8445
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Texas Department of Criminal Justice | P.O. Box 99 | Huntsville, Texas 77342-0099 | (936) 295-6371