Top performance in drivetrain testing.

ATESTEO is the leading specialist for drivetrain testing. The corporate group is specialised in drivetrain and transmission testing, and numbers, with its further engineering and testing services, internationally to the top partners of the automotive industry. Our competence and geographic closeness to our customers is assured around the globe with best-qualified employees at many locations in Germany, China an Japan.

Quality Made in Germany – around the globe.

The ATESTEO Corporate Group today employs approximately more than 800 staff in Germany, China and Japan. At its German headquarters in Alsdorf, employees work continuously on developing and optimising products, systems, and processes in drivetrain testing — always with the goal of generating sustained value through the power of innovation, through knowledge, and through acting effectively and transparently. The foundation of all actions at the ATESTEO Corporate Group is to offer a maximum of quality and assurance to the customer and to strengthen the trust of business and financial partners along with own employees through fairness, proficiency, and reliability.

ATESTEO Corporate Group


Headquarters with more than 150 drivetrain testing test benches in Alsdorf/Aachen, Wolfsburg, Kassel, and Munich.

ATESTEO in China

ATESTEO Gear Research Center Co., Ltd. (GRC) in Suzhou near Shanghai with 30 test benches. Sales of all services of the ATESTEO corporate group in China. Additional location GRC North Testing Center in Tianjin near Beijing with 20 test benches and a focus on e-mobility testing.


This is a sales and marketing location in Tokyo for all services and products of the ATESTEO Corporate Group in Japan.


Always quite close to customers.

Drivetrain testing is an essential component of the development process of an automobile or its components. Speed and reliability play a key role during the testing and measurement of the performance of the drivetrain in the total vehicle system. This is why we are where our customers are, no matter where in the world they are. With offices, representations, and partners in Germany, China an Japan, ATESTEO offers efficient, valid, and independent test and measurement services on site.

Alsdorf Location

The headquarters of ATESTEO GmbH are located in Alsdorf.

The company headquarters is also the largest location. On a site of 110 000m2, seven testing halls and workshops can be found, alongside the administrative buildings. In addition, ATESTEO has a testing track available, which is certified in accordance with DIN ISO 362 and on which passing and noise measurements can be carried out amongst others.

ATESTEO has the varying test stands available: from those for acoustics and vibration analysis, to special testing facilities for components and testing of entire vehicles. Both combustion engines and electrical main engines can be used as motors during the testing of transmissions and complete drivetrains. A total of 64 testing stands with a performance capacity of 70 MW are installed at the ATESTEO Alsdorf site.

  • Electro-mechanical workshop
  • Testing workshop
  • Mechanical workshop
  • Electronics laboratory and production plant
  • Vehicle assembly halls
  • Drivetrain testing stands
  • Testing stands for commercial vehicle applications
  • Testing stands with vehicle energy system
  • Acoustics roller dynamometer
  • Exhaust gas roller dynamometer
  • Servo-hydraulic torsion test bench
  • Servo-hydraulic linear test bench
  • Acoustic transmission test bench, certified according to DIN ISO 3745 Class 1
  • Measuring section, certified according to DIN ISO 362
  • Prototype manufacture in the mechanical workshop
  • Measurement laboratories

ATESTEO GmbH & Co. KG Alsdorf
Konrad-Zuse-Straße 3
D-52477 Alsdorf, Germany

Tel: +49 2404 9870-0
Fax: +49 2404 9870-159

Wolfsburg Location

At this site, a test bench building with integrated workshop and administration is located on an area of 10 000m².

Due to customer demand locally, the focus of the work of this site is the testing of complete drivetrains. 85% of the test stands here are performed as all-wheel dynamometers. Both combustion engines and electrical main engines can be used

  • Drivetrain testing stands
  • Electro-mechanical workshop
  • Testing workshop
  • Mechanical workshop
  • Electronics laboratory and production plants
  • Vehicle assembly halls

ATESTEO GmbH & Co. KG Wolfsburg
Brandgehaege 18
D-38444 Wolfsburg, Germany

Tel: +49 5308 4066-0
Fax: +49 5308 4066-456

Aachen Location

ATESTEO’s oldest site is located in Aachen.

22 drivetrain and brake testing stands for cars and lorries, together with a roller dynamometer, can be found at this site. Thanks to the work of the Workshop and Construction Departments on site, an efficient carrying out of projects is guaranteed.

  • Drivetrain testing stands
  • Brake testing stand for lorries
  • Brake testing stand for cars
  • Roller dynamometer
  • Electro-mechanical workshop
  • Testing workshop
  • Mechanical workshop
  • Construction office
  • Vehicle assembly halls

ATESTEO GmbH & Co. KG Aachen
Jülicher Straße 499
D-52070 Aachen, Germany

Tel: +49 241 96809-0
Fax: +49 241 167128

Kassel Location

05 November 2014 we have completed fitted the designation of an 11,000 square meter space in Lohfelden as a testing facility, equipped with 18 test benches, as well as an integrated mechanical and electrical workshop.

Our local customer’s requirements demand our service focus at the Kassel site to be the testing of powertrain components.

These may include the testing of double clutches, hybrid drives, as well as the examination of climate control component test benches.

We will also offer the option of testing complete powertrains. Both electrical machines, as well as internal combustion engines may be used as drives.

  • 18 test benches
  • Powertrain test benches
  • Hybrid test benches
  • Environmental test benches
  • Double-clutch test benches
  • Electro mechanical workshop
  • Mechanical workshop

ATESTEO GmbH & Co. KG Kassel
Matthäus-Merian-Straße 2A
D-34253 Lohfelden, Germany

Tel: +49 561 510 574-800
Fax: +49 561 510 574-809

Munich Location

In Garching near Munich, we have 11 highly flexible test benches. One of them is designed as an environmental simulation test bench. All test benches are equipped with battery simulation systems. Depending on the customer requirements, the test benches can be used to test components, drivetrains (2WD and 4WD) and engine test benches. Combustion engines, hybrid drives or electric motors can be used as drive systems.

  • Battery simulation (DC sources)
  • Drivetrain test benches (2WD and 4WD)
  • E-machines and e-axis test benches
  • Engine test benches
  • Environmental simulation test bench
  • Hybrid test benches

ATESTEO GmbH & Co. KG Munich
Daimlerstraße 13
D-85748 Garching/Munich, Germany

Tel:+49 89 327 08 68-0

Suzhou Location

ATESTEO is represented in China by the ATESTEO Gear Research Center. It is located one hour west of Shanghai at the Suzhou Industrial Park (SIP).

Alongside testing, the ATESTEO Gear Research Center offers complete transmission development (CAD, CAE), alongside the necessary software development plus vehicle integration and series production.

Both combustion engines and electrical main engines can be used for the testing of transmissions and complete drivetrains. A total of 30 test benches are available at the Suzhou site. In Addition to an NVH test bench, climate Chambers and battery simulators, ATESTEO offers highly dynamic dynos up to 20,000 rpm.

  • Drivetrain testing stands
  • Electro-mechanical workshop
  • Testing workshop
  • Mechanical workshop

ATESTEO Gear Research Center (China) Co., Ltd.
No. 11 Anzhi Street
Suzhou Industrial Park
215024 Suzhou, Jiangsu Province/China

Tel: +86 512 628 96 000
Fax: +86 512 628 96 039

Tianjin Location

With its GRC North Testing Center (NTC), ATESTEO offers the Chinese automobile industry reliable and effective drivetrain testing with a focus on e-mobility testing.

In the NTC in Tianjin near Beijing, on a total of 20 test benches, conventional transmissions are tested on test benches with three electric machines; electric drive systems and hybrid drive systems are also tested. Experienced professionals test the drivetrain for endurance, efficiency, and environmental influences. Electric motors, transmissions, inverters, and auxiliary electric components are tested along with hybrid drive systems; battery systems are simulated.

  • State-of-the-art test benches
  • ATESTEO automation system PDES
  • Cold water conditioning
  • Climate chamber
  • Faurndau ASM 280L AC dynamometers
  • High-speed PM dynos

ATESTEO GRC (Tianjin) North Testing Center Co., Ltd.
No. 8, Quan Ming Road
Tianjin Wuqing Development Area
301700 Tianjin

Tel:+86 22 8218 7005

Tokyo Location

The sales location in Tokyo was established in 2010 in order to offer local contact persons for our Japanese customers.

All ATESTEO services and products, as well as comprehensive advice are available here.

15th Mitsugi Bldg. 5F
2-15-13 Miyamachi, Fuchu-shi
Tokyo 183-0023

Tel: +81 42 319 8559