​Oakland County:248.765.2110

​Macomb County:586.799.2988

​Wayne County:734.330.5960

​Livingston County:810.207.5626

About Our Company

Solutions Overview

ICU INVESTIGATIONS is owned and operated  by Mr. Peter Kourtesis since 2003. Mr. Kourtesis is a graduate of Wayne State University with a B.S. degree in Criminal Justice and a B.A. degree in Psychology. Mr. Kourtesis is also a member of the “International High IQ society” which is for individuals with an IQ in the top 5% of the population. Mr. Kourtesis has done investigative work in other states as well as other countries.



Diverse Experience

We serve a wide range of clientele, and every client relationship is valued greatly. Each engagement benefits from the depth and breadth of our expertise.


Advantage of Repeat Clients

We are proud that so many of our clients have repeatedly turned to us for their investigative needs and we work hard to earn their loyalty every day.

*Asset searches (Banks, Brokerages, property   ownership, vehicle ownership.

*Cell phone numbers.-who is the owner of a specific cell phone number.

*Background Checks

*Comprehensive Profile.-Individual or Company.

*Expert's in Infidelity Investigations.

*Expert's in Child Custody cases.

*Expert's in GPS Vehicle tracking.

*Missing Persons

*Non compete cases.