Andrea Fraizer

Private Investigator - Legal Professional

Criminal Defense | Capital Cases | Juvenile Dependency | Trial Preparation

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Professional Overview

Need experienced investigative support for a complex criminal defense or sensitive family matter?

Connect with Principled Investigations Group for a confidential conversation about how Andrea’s experience can support your case.

Andrea Frazier is a private investigator and legal professional with more than 30 years of experience supporting criminal defense, juvenile dependency, and family law cases. Her background includes investigations involving homicide, capital and death penalty cases, sexual assault, child abuse, and domestic abuse. She brings a careful, compassionate approach to matters requiring thorough fact-finding, discretion, and detailed documentation.

Andrea’s work includes locating and interviewing witnesses, reviewing evidence, researching criminal and medical records, developing social and family histories, and preparing investigative reports. Her extensive experience working alongside attorneys includes case management, evidence organization, court filings, and trial preparation. As a volunteer investigator with the Idaho Innocence Project, she reviewed case files, obtained additional records, interviewed witnesses, and supported investigations into wrongful convictions.

Andrea also has experience conducting surveillance and collecting photographic and video evidence for insurance fraud investigations. Across her work, she emphasizes clear reporting, careful evidence handling, and effective coordination with attorneys, law enforcement, and service providers. Her experience supporting individuals affected by trauma and mental health challenges informs her approach to sensitive interviews and client communication.

Areas of Focus

  • Criminal defense investigations

  • Homicide, capital, and death penalty case support

  • Juvenile dependency and family law matters

  • Witness location and interviews

  • Evidence review and investigative reporting

  • Records, background, and social history research

  • Trial preparation and litigation support

  • Surveillance and insurance fraud investigations

Experience & Credentials

  • More than 30 years of investigative and legal support experience

  • Oregon private investigator license held since December 1997 — DPSST PSID #48478

  • Former Legal Assistant / Private Investigator with David R. Carlson, Attorney at Law, 1997–2021

  • Volunteer Investigator with the Idaho Innocence Project, 2019–2023

  • Private investigation and insurance fraud surveillance experience with ISG

  • Associate of Arts in Criminal Justice, Treasure Valley Community College

  • Additional coursework in Criminal Justice and Sociology at Southern Oregon University, Eastern Oregon University, and Boise State University