Treo - Aviation and aerospace


We are your reliable partner and problem solver when it comes to high-quality testing services of aviation components.

Our test laboratories accredited according to DIN EN ISO/IEC 17025 are located in the Hamburg metropolitan area, one of the world’s most important regions in the civil aviation industry. Our long-standing customers in the area of aviation and aerospace are OEMs as well as 1st-tier and 2nd-tier suppliers.

Treo is also happy to support you in the preparation of documents, for example for the Qualification Test Procedure (QTP).

We offer tests and complete solutions from a single source – with the highest degree of confidentiality guaranteed.

Test standards include:

  • RTCA DO-160
  • RTCA DO-313
  • RTCA DO-357
  • ABD0100
  • D6-16050-5
  • D6-36440
More Information: Aviation

Treo - Shipbuilding


Treo has many years of experience as a service provider in the areas of shipbuilding and maritime facilities. We work closely together with the classification societies in order to guarantee our customers the maximum degree of service and safety. Among our customers are shipyards as well as component and system suppliers.

The services by Treo are internationally accepted. In the scope accredited by the DAkkS, all tests required for the type approval of electrical equipment are included. This also applies to shipbuilding-specific procedures such as dynamic inclination (swell) or compass protection distance. That means that complete tests for type approval can be carried out by the various classification societies in their own laboratories from a single source.

Test standards include:

  • DIN EN 60945
  • IACS E10 Test Specification for Type Approval 
  • IEC 60092-504
  • IEC 60533 
  • ABS Rules for Building and Classing Steel Vessels 
  • DNVGL-CG-0339
  • MEPC.107(49)
More Information: Shipbuilding

Treo industries: Defense


In the defense sector, the standards for testing equipment and components are comparatively high.

In its accredited laboratories, Treo not only has very efficient test equipment in order to meet the technical requirements, but also offers many years of experience from various customer projects.

Test standards include:

  • MIL-STD 810
  • MIL-STD 461
  • MIL-STD 167
  • AECTP 300
  • AECTP 400
More Information: Defense

Treo - Rail


We are the partner of your choice when it comes to internationally accepted testing services of rail components.

Our laboratories, accredited according to DIN EN ISO/IEC 17025, have extensive experience in testing different equipment and components according to the common rail standards. Our long-standing customers in the railway industry include OEM and supplier as well as global market leaders.

We test according to industry-specific standards and individual customer specifications in the areas of environmental simulation, material testing, EMC and electrical safety. In this combination, we have unique testing and consulting competencies, which we place at the disposal of our customers for tests in the product development stages, special tests and complete tests of their devices. With our laboratories, we cover all tests according to the most important test standards in the rail industry, thus offering the entire test program from a single source.

Test standards include:

  • DIN EN 50155
  • DIN EN 50121-3-2
  • DIN EN 50121-4
  • DIN EN 50125-1
  • DIN EN 50125-3
  • DIN EN 61373
  • DB Regulation No. EMV 06
More Information: Rail

Treo - E-bikes, pedelecs & bicycles

E-bikes, pedelecs and bicycles

With more and more cyclists switching to electrically assisted bikes, this is the perfect time for us to position ourselves in the bicycle industry as a test laboratory with a unique selling point – and provide development support for manufacturers of bicycles and components.

For example, for a well-known manufacturer of drive units for e-bikes we developed a test programm to pinpoint the weak points in their bicycle designs. Unlike conventional cycle test laboratories, we use real-life simulations. 

Exemplary standards:

  • DIN SPEC 79009
  • EN 15194
  • DIN EN 60068-2-1
  • DIN EN 60068-2-2
  • DIN EN 60068-2-27
  • DIN EN 60068-2-30
  • DIN EN 60068-2-38
  • DIN EN 60068-2-64
More Information: E-bikes, pedelecs and bicycles

Treo - Renewable energies

Renewable energy

Throughout their service life, wind turbines and their components are exposed to various environmental impacts they have to withstand.

Treo's services range from the preparation of suitable test plans and the testing of components in the laboratory to the EMC measurement of entire wind turbines on site.

Test standards include:

  • DIN EN 60068-2-X
  • FGW TR09

Automotive construction


Treo offers tests in all areas of vehicle construction. Our customers include manufacturers as well as component and system suppliers.

At the component level, we carry out tests in our laboratories in accordance with the international test standards of vehicle construction as well as with the current OEM standards.


Test standards include:

  • ISO 16750-X
  • ISO 20653
  • LV 124

General industry

General industry

Depending on where a material or product is to be used, it must meet different standard requirements and withstand different loads and stresses.

Treo assists you in selecting the relevant test standards and parameters and performs tests according to industry standards or your specifications.  In addition to accredited tests, our experience and testing facilities are also available for tests in the product development stages.

Contact us! Phone: +49 (0)40 709 73 76 - 0 or e-mail: