Marc A. Garza, P.I.

CEO of GRI Investigative Group, Inc.

Background and Experience:

Marc is a licensed private investigator and a retired police sergeant with over two decades of law enforcement experience. Throughout his police career, he held a variety of roles, including patrol officer, field training officer (FTO), investigations, firearms instructor, SWAT officer, and police supervisor. He has investigated and provided expert testimony in both civil and felony-level criminal cases. Marc  leverages his comprehensive law enforcement background to deliver meticulous, results-driven private investigations. His expertise in investigative techniques ensures actionable and effective outcomes for our clients.

Stella Chases

Investigative Assistant - Operations

Background and Experience:

Stella brings a wealth of experience in office management and systems, with a career dedicated to enhancing the operational effectiveness of investigative and surveillance teams. She plays a pivotal role in supporting complex investigations by conducting thorough background research, organizing case documentation, and delivering litigation support with precision and discretion. Known for her professionalism and attention to detail, Ms. Chases ensures that all processes run smoothly and efficiently, contributing to the overall success and integrity of each case. She holds a degree in Criminal Justice from San Diego State University.