Business & Private Detective Agency
active worldwide

Business investigations

Business investigators are used in a wide variety of scenarios.

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Private investigations

Our private detectives have the necessary experience to assist in the context of private disputes.  

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Security services

In the course of a security and vulnerability analysis, experienced investigators check your company.

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Seminars and trainings

In an entertaining and descriptive way, one of our experienced investigators teaches your employees about the security risks that surround them in their daily work.

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Investigation methods

In the course of a security and vulnerability analysis, experienced investigators review your company.

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DETEK always charges according to the expenditure of time. The high quality of our work and our individual approach to each case stands in contrast to an all-inclusive price tag. 

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You need evidence?

An employee starts a rival company by using your business contacts? A competitor imitates your product? Debtors suddenly disappear? You would like to know the security status of your company? You suspect your stolen car abroad? You were falsely accused in court? A family member has gone missing?

We can help you!

DETEK is available for business investigations, private matters or security questions – discreet, determined, professional.

Looking back on over 100 years of experience, we not only know every trick, but have been able to establish ourselves in many areas. With nine operations centres across Germany and three branch offices in London, Marbella and Zurich, we guarantee short distances and quick contact. Every day more than 100 employees work on the cases entrusted to DETEK – supported by the latest technology.

Locations: Where to find DETEK investigators

Since its formation in 1978 in Hannover, Germany, the investigation firm DETEK has worked hard to expand its network of private detectives and operations centers. From our various locations, we carry out investigations all over Germany and around the world.

Contact us!

There are many ways for you to contact us. We look forward to receiving your inquiries and questions!

DETEK Locations
national und international

Member of World Association of Detectives

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