We are the best team to cope with any investigative task!

Portland Private Investigators – PDX PI, LLC,  is an Oregon State Licensed Professional Private Investigation agency.  Tom Turner, the co-founder of PDX PI, LLC, is a dedicated investigator with over 30 years combined private investigation and law enforcement experience.

PDX PI, LLC is a Private Detective Agency with a track record of delivering first-class professional investigative results throughout Oregon and Nationwide.

Our office is located in Downtown Portland in the Congress Center.

Our Investigative Team is comprised of Licensed Private Investigators with extensive investigative experience including surveillance and covert undercover investigations.  They are not identified here by the nature of their assignments.  This protects their status and offers a greater level of security and confidentiality for our clients.

Our Team


Tom Turner


Tom Turner,  is the co-founder of PDX PI, LLC and is a veteran private investigator with over thirty years investigative experience, licensed in Oregon and California.  He is an investigator, author, Instructor and lecturer.  His experience has been in both the public and private sectors.

Susan Newton


Susan Newton (1947 – 2016) was one of the founders of PDX PI, LLC.  Her energy and knowledge made it possible to become the agency we are today.  We mourn her passing, but know that her spirit continues with us and guides us.  Susan was an exceptional investigator, but more importantly, she was a decent, kind and honorable person.

Duane Larson

Investigative Services – Manager

Duane Larson, is a Licensed private investigator with over thirty years combined law enforcement and investigative experience. During his many years as an investigator, he has conducted numerous civil, criminal and corporate investigations.   Duane is the current manager of investigative services for PDX PI, LLC.


Our staff of licensed, experienced private investigators will handle all of your legal and personal investigative needs in the most professional, skilled, and cost effective manner.


PDX PI, LLC – Portland Private Investigators
One World Trade Center
121 SW Salmon St., Suite 1100
Portland, OR 97204
By Appointment Only
(503) 575-2836


Oregon State Lic. 56905
California State Lic. PI7686

Copyright © 2019 PDX PI, LLC. All Rights Reserved