TSN Cold Case Investigation Unit

TSN provides an exclusive group of elite law-enforcement professionals working in this private firm capacity; Created to aid police agencies with cold or current cases involving Murder, Child Crimes, and Sexual Assault, we also work civilian cases whereby non-definitive cases had been closed, and a client seeks additional investigation. The experience levels of this team is second to none. With major police department tenures of at least 25 years each in Homicide, Crimes Against Children and Violent Crimes, the value exceeds any cost. Note our investigator's career experience summaries:

Curt Brannan: Spent 30 years at the Fort Worth Police Department, 27 of which were in the Homicide Unit where he spent many years as senior detective. He has trained other officers, detectives and students at universities in investigative tactics. His interrogative techniques and demeanor led to an exemplary conviction record. Curt is a dedicated family man, a devout Christian, and an Army veteran.

Frank Serra III: Retired from the Fort Worth Police Department after nearly 26 years, Frank worked in Homicide Unit, Gang Unit and Violent Crime Investigations. Partnered with Brannan for several years, he utilized his contrasting investigative style to his advantage and saw extraordinary success. Frank is fluent in Spanish and aided investigations utilizing those skills with his department as well as the Tarrant County D.A.'s Office. Frank is a dedicated family man and a veteran of the U.S. Air Force.

Rick Zomper: Rick retired from the Fort Worth Police Department after 26 years, the majority of which he spent in the Crimes Against Children Unit. He was in fact, one of the original detectives assigned to the unit when it was created to emphasize the investigative specialty of investigating child crimes. He brings immeasurable expertise in the investigation of Sexual Assaults, Aggravated Assaults, and Assaults against children. Rick is highly respected among child advocacy circles, is a dedicated family man, and retired from the U.S. Air Force.

• Retained
• Cold Cases
• State or Federal

Civil Investigation

• Wrongful Death
• Personal Injury
• Worker’s Compensation
• Premises Liability

Medical Investigations

• Narcotic Diversion Prevention
• Nursing Home Abuse
• Personal Injury - Medical Verification
• Expert Witness
• Medical Malpractice Cases

Polygraph Services

Expert Interview/Interrogation

• Witness
• Suspect
• Defendant

Forensic Lab Analysis

• DNA
• Fingerprinting
• Drug Analysis
• Ballistics
• Bio-analysis

Computer Forensics

Forensic Accounting

Surveillance and Tracking

• Tracking Devices
• Manual Surveillance and Tracking

Background / Reference Checks

Expert Witness Testimony

• State
• Federal

Tactical Systems Network, LLC
Licenses C15123 / F01087
600 Texas Street, Suite 201
Fort Worth, Texas 76102
Office: 817.332.9944
Fax: 817.332.9955