What makes a product or a service more than the quality seal of the technical monitoring Association, better known as the TuV. With this quality seal of TuV assumes responsibility for our society and the environment a bit. Because on this seal is familiar. It provides guidance and often makes the decision. So also in the selection of the investigation. When the mass of companies which offer Detective Services, it is not always easy to find the right service provider. So, it is very difficult to find a detective agency suitable for its situation for the potential client. Group membership in one of the reputable professional associations may be possible selection criteria for a detective agency, such as the Detetektei Lentz or but also the fact that no sub-contractors (freelancers) are employed.

One of the criteria can be also the fact, that recognized all detectives at the Detective Agency employed by the federal employment agency Have successfully completed training as a certified detective ZAD”over nearly two years. This will ensure that really as a detective trained and experienced people edit their order, so that the principal in hindsight no unpleasant surprises such as inadequate reporting, shaky pictures, lost target and also encountered detectives. Right here, the TuV certificate is EN ISO 9001:2008 to the European-wide quality standard DIN. The detective agency Lentz carries this certificate since the year 2003. The TuV Rheinland monitored, as a neutral and independent monitoring organisation, such full-bodied advertising promise, and checks that they really meet the facts. Specifically, group is checked for the detective agency Lentz by personal visits once a year by two auditors of TuV Rheinland – in all certified offices. In addition, TuV receives insight into all documents and personnel files. Audits are carried out to following criteria: the advertised offices exist really? Have the training to become a certified detective ZAD really all detectives”? Involved really all detectives as permanent? Is there really no subcontractors at the detective agency Lentz? Are laid down quality guidelines in the order processing really consistently observed by the detectives? Is there a large enough number of written current references from satisfied clients? Are the strict data protection regulations in each branch consistently observed? How deal with sensitive data? Really only the absolutely necessary employees have access to this data? How is the data protected from access by unauthorized staff? So our quality management system EN ISO prescribes 9001:200 for example according to DIN, all detective activity reports of the Detektei Lentz undergo group, before issuance to the client, if necessary, of one of the jurists of companies on their legal usability.