Our team of licensed investigators boasts a collective experience spanning over 100 years, encompassing diverse backgrounds in intelligence, undercover investigations, family law, background inquiries, law enforcement, and executive protection. Recognizing the unique nature of each situation, we diligently customize our investigative services to align with your specific requirements.
The acquisition of accurate and comprehensive information stands as a pivotal factor in making informed decisions. Rest assured, we possess the requisite resources and expertise to unearth pertinent details regardless of the circumstances.
If you are seeking investigative services within the Portland, Eugene, or Newport regions, consider collaborating with the most esteemed professionals in the field. By doing so, you will gain unparalleled access to our wealth of insights and extensive experience.
You have questions? We have answers.
If you need a reputable, affordable and qualified private investigation firm – then look no further.
If you do not see the services you are in need of on this page, we still may be able to assist you, or make a professional referral.
Duane Larson, Supervising Investigator
Portland Oregon Private Investigators
Free Telephone Consultations
Located in the Portland World Trade Center
Cornerstone Investigative Services, Inc – Portland Private Investigators
One World Trade Center
121 SW Salmon St. Suite 1100
121 SW Salmon St. Suite 1100
Portland, OR 97204
Office visits are by appointment only. We do not accept walk-ins.
Our office hours are as follows:
Mon-Fri 9:00AM-6:00 PM
FREE and CONFIDENTIAL Telephone Consultation
(503) 575-2836
A cohesive and successful team of Investigators
Our team of dedicated professional investigators are well-versed in many specialized areas. We will not advocate for you in an area in which we are not experienced. Our team brings a diverse background to the table, allowing us to serve you in various investigative areas. This gives Portland Private Investigators an edge when dealing with complex matters.
ABOUT US
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.
CONTACTS
Cornerstone Investigative Services, Inc – Portland Private Investigators
One World Trade Center
121 SW Salmon St., Suite 1100
Portland, OR 97204
(503) 575-2836
Office visits are by appointment only. We do not accept walk-ins.
Our office hours are as follows:
Mon-Fri 9:00AM-6:00 PM
FREE and CONFIDENTIAL Telephone Consultation
One World Trade Center
121 SW Salmon St., Suite 1100
Portland, OR 97204
(503) 575-2836
Office visits are by appointment only. We do not accept walk-ins.
Our office hours are as follows:
Mon-Fri 9:00AM-6:00 PM
FREE and CONFIDENTIAL Telephone Consultation
LICENSE
Oregon State Lic. 69507
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