- Our offices operate in accordance with international certifications ISO 9001 (Quality Management System) and ISO 27001 (Information Security Management System).
About us
More than 25 Years of Proven Experience
SPECIALIZED SOLUTIONS FOR EVERY NEED
Because every question deserves an answer…
SERVICES
We collaborate with a certified DNA center and the Hellenic Police (ELAS)
18+ Cases
25+ Cases
46+ Cases
1500+ Cases
Trusted in Cases from all over the world
Global Experience, Reliable Solutions
From Greece to every corner of the globe, we are committed to uncovering the truth for you.
Because Secrets Whisper… We listen.
Are you ready to find the answers you’re looking for?
Trust GNK Private Investigators to provide you with reliable answers and solutions tailored to your needs. Contact us today and start with a free consultation!
FAQs
Frequently Asked Questions
Here you will find the information you need about our services, the collaboration process, and the confidentiality of your case. If you don’t find what you’re looking for, contact us for further clarification.
How much does it cost to hire a private investigator?
The cost of an investigation depends on the nature of the case, the duration of the investigation, and the resources required. Each case is unique, which is why we recommend an initial consultation to provide you with a more specific estimate.
How long does a private investigation take?
The duration depends on the complexity of the case and the information required. Some cases may be completed within a few days, while others may take weeks or even months.
Is the information I provide confidential?
Absolutely. Confidentiality is our core principle. All the information you share with us is protected and used solely for the successful conduct of the investigation.
How do I initiate a collaboration?
The process is simple. Contact us for an initial meeting or phone discussion. Then, we will discuss the details of your case, inform you about the process and the cost, and we will begin the investigation as soon as we receive your approval.