Randy M.
11/29/2023
Jacob at Great Lakes Professional Investigations is truly as professional as can be. He is experienced, knowledgeable and reasonably priced. Highly recommended!
Great Lakes Professional Investigations
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1212 S Naper Blvd Ste 119
Naperville, IL 60540
Great Lakes Professional Investigations LLC, founded by licensed private detective Jacob Osojnak, has been serving attorneys in the Chicagoland area since 2011. With expertise in criminal defense investigation and service of process, the company is committed to providing reliable and professional investigative services across DeKalb, DuPage, Kane, and Kendall Counties.
The firm offers a range of services, including asset searches, skip tracing, and criminal defense investigations, utilizing advanced technology and proven methods to produce timely results. Jacob Osojnak's extensive experience and active involvement in professional associations underscore the company's dedication to excellence in the field of private investigation.
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Reviews
3.53 reviews
Diana Y.
7/12/2020
Jacob was very professional and prompt. He responded to all of my contacts expeditiously. He was able to serve the opposing party with ease and the prices were very reasonable. If we had a need...
Kerry W.
4/11/2022
When using a private investigator, one would hope your identity (the client) would be private also. This was not the case for me when using Jacob's services. I only hired him to do a "skip trace"...
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