

We’re accepting new clients.
We offer professional private investigation services across Slovakia, tailored to your personal or business needs.
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Office
Nevadzova 6F
821 01 Bratislava
Transparent Pricing
Our prices are tailored to the complexity of your case. No hidden fees, clear agreements, and full cost transparency.
100% Confidentiality
We guarantee absolute discretion in all investigations. Your privacy and trust are our top priorities.
Fast & Efficient
We act quickly without compromising accuracy. Immediate response to urgent cases.
Legal & Reliable
All investigations are conducted according to Slovak and EU legislation, ensuring admissible evidence.
Nationwide Coverage
We operate across Slovakia and beyond – wherever you need us.
Advanced Technology
We use state-of-the-art tools for surveillance
Private investigator Slovakia
If you are looking for a reliable Private Investigator in Slovakia, you have come to the right place. At DET.GROUP, we provide professional and discreet investigative services across the entire country, always in full compliance with Slovak and European laws. Our main goal is to deliver accurate information, verified evidence, and complete confidentiality for individuals, businesses, and legal professionals.
In today’s world, information is the key to making the right decisions. Whether you need to clarify a sensitive personal matter or protect your business from fraud, internal risks, or security threats, hiring a private investigator can help you uncover the truth. Our services are designed to give you peace of mind, protect your interests, and provide solid evidence for informed decision-making.
As a leading private investigation agency in Slovakia, we offer a wide range of services to meet your needs. These include infidelity investigations, where we discreetly verify suspicions and deliver documented evidence; surveillance, using advanced tools and methods to collect accurate data; and person address tracing, helping you quickly and effectively locate individuals within Slovakia or abroad. We also provide background checks to confirm personal or business information before critical decisions, as well as due diligence services for investors and companies planning partnerships or mergers. For clients dealing with financial disputes, we conduct asset tracing to detect hidden or disputed assets, while our employment verification service ensures you hire candidates with an authentic background. In addition, we specialize in locating missing persons, whether they are relatives, debtors, or people you have lost contact with over time.
Every case is unique, and we understand that one solution does not fit all. That’s why we also offer tailor-made investigation services, designed according to your specific situation. Whether it is a highly sensitive personal issue or a complex corporate investigation, our team develops strategies that deliver results quickly and effectively. For corporate clients, we provide advanced solutions such as fraud detection, internal audits, competitor analysis, and information security assessments to safeguard your organization from potential risks.
When you choose DET.GROUP, you are choosing professionalism, discretion, and trust. We combine years of experience with modern technology to ensure every investigation is carried out efficiently and legally. Our ultimate goal is to uncover the truth and provide you with the evidence you need to make the right decisions.
If you need a trusted Private Investigator in Slovakia, contact us today and take the first step toward clarity, security, and peace of mind.
In the Slovak Republic, we provide private investigation services in full compliance with Act No. 473/2005 Coll. on Private Security Services, which regulates the conditions for operating and performing detective services. At DET.GROUP, we ensure that every assignment meets all legal requirements and is carried out professionally, ethically, and within the boundaries of applicable law.
Which cities do we operate in?
At DET.GROUP, we operate across the entire country, offering discreet and professional investigation services in all major locations. Our team of private investigators is available in Bratislava, Košice, Prešov, Žilina, Nitra, Banská Bystrica, Trnava, and Trenčín, ensuring nationwide coverage for individuals and businesses. No matter where you are in Slovakia, we are ready to help you uncover the truth and provide accurate, legally obtained evidence.
Payment Options
We offer flexible payment options to ensure your comfort and transparency. We accept credit/debit cards (Visa, MasterCard), bank transfers, cash upon agreement, mobile payments (Apple Pay), and cryptocurrencies (Bitcoin).




We work only up to the amount of the paid deposit, and after receiving the deposit, we proceed with the investigation. All transactions are secure, confidential, and an invoice can be provided upon request.