Private & commercial investigators:
0800- 71 70 007

Freight transport department:
0800- 21 20 007

TÜV Zertifikat

Three Decades of ACON Detektive
ACON Detektive Idel GmbH investigation agency, founded in 1988 with its head office in Solingen.

Norbert Idel
Managing Director

Ermittlungen seit 3 Jahrzehnten

*** im gesamten Bundesgebiet zu einem einheitlichen Tarif! ***

© Tomasz Zajda

Wie schütze ich mein Unternehmen
gegen Wirtschaftskriminalität?

© Gajus

Sie haben Probleme mit Ihrem (Ex-)Partner?

© Coloures pic

Throwing light on the circumstances,
securing evidence

ACON Detektive investigation agency - national and international investigation

Expertise - Cost Transparency - Discretion

*** Your investigation agency in Germany – Single price structure nationwide ***

Corporate investigation

National and international investigation of: 

  • Theft & Embezzlement
  • Fraud
  • Brand piracy
  • Patent infringement
  • Illicit employment
  • Work time theft
  • Insurance fraud
  • Industrial espionage
  • Scrap theft
  • more



Private investigation

Our private detectives investigate for you in:

  • Matrimonial matters
  • Maintenance disputes
  • Custody disputes
  • Child abduction
  • Inheritance matters
  • International search for missing persons
  • Harassment and stalking
  • Return of children
  • mehr



Freight transport crime

ACON Detektive throws light on cases of:

  • Warehouse and transport theft
  • Inventory losses
  • Metal theft

ACON Industrial Logistics Consultants GmbH prepares:

  • Risk analyses
  • Security concepts
  • Preventive measures
  • more

One of our detectives will advise you without any obligation:

You can contact our private
and corporate investigators on: 

0800- 71 70 007

© Syda Productions

For the freight forwarding department, please dial:

0800- 21 20 007

© Robert Kneschke

ACON Detektive since 1988

  • Evidence which will stand up in court
  • International investigations
  • Rapid operational readiness
  • Can be contacted around the clock
  • More than 25 years of experience
  • The highest professionalism
  • 100% discretion

TÜV-certified since 1999

In 1999 we were the first investigation agency in Germany to introduce quality management, which we had certified by TÜV Rhineland.

TÜV Zertifikat - BID

ACON Detektive investigation agency: Private detectives - Commercial investigators

Security brings success - this is not only our mission statement but also a prerequisite for the commercial success of every company.

The basis for successful focused work is our decades of experience, our team of qualified and motivated employees, who use suitable state-of-the-art technical equipment, and an effective international network.

ACON detectives have been investigating all types of economic crime for almost three decades. The full spectrum for solving economic crimes is covered by highly specialized departments.

You will find that our private detectives are expert and trustworthy partners in all kinds of private matters or civil law cases.

Amongst other things, our private investigation agency makes inquiries in matrimonial, maintenance and custody matters, and international searches for missing children and persons.

In cases of child abduction (kidnapping), our experienced detectives carry out investigations internationally and help in the HCA proceedings.

press releases

You will find current press information here:

  • Diesel theft
  • Berufskraftfahrer-Zeitung
  • Wirtschafts-Woche

ACON investigation agency
is fully committed!

Our investigation agency also does all it can for people in need outside of investigations!

In this case, we support e.g. orphans in Jordan, so that they have a happy childhood. Find out more...

Your immediate contact

0800- 71 70 007

We advise you free of charge, without any obligation and, above all, discretely.