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Our accreditation and certifications at a glance

APL creates reliability and trust through tested quality
Founded in 1989, APL has stood for innovative engineering and highly efficient testing for more than three decades. A pronounced quality and customer orientation forms the basis for customers’ trust in our services.

The intensive exchange and the associated synergies between the areas of “drivetrain” and “fuel” make APL a sought-after specialist. By training our employees – internally and externally – we constantly keep ourselves up to date with the latest technology.

DIN EN ISO/IEC 17025:2018

Our departments have been accredited as a testing laboratory according to DIN EN ISO/IEC 17025:2018 for several decades. The constant expansion of our accreditation to include new procedures and testing services is a matter of course for us and is an important part of our success concept.

DIN EN ISO 9001:2015

Our company has been certified according to DIN EN ISO 9001:2015 for many years. This forms the foundation for our constantly growing quality standards and our quality awareness.

TISAX certification

APL has TISAX certification (VDA ISA, with reference to ISO 27001) at all locations. The company has the necessary TISAX labels for prototype protection, data protection and information security and to meet the requirements of many of its customers, making it a valued partner in the provision of services.

DIN EN ISO 14001:2015

All of the company’s locations are certified according to DIN EN ISO 14001:2015. The growing demands for sustainability in the company and protection of the environment motivated us to introduce certified environmental management.

APL Complaint Management Testing laboratory

Contact the APL testing laboratory
If you have any questions or are unclear about the testing laboratory, please contact our service hotline. We look forward to your inquiry and assure you of short-term support. If you would like to formally express complaints and claims regarding material defects, missed deadlines or formal errors, please send them to the following email address:

These will then be processed by the responsible laboratory management. Appropriate corrective measures can be derived from the complaints or complaints. In the event of serious complaints and complaints, the management of APL GmbH must be contacted in the event of a dispute or damage.

Code of Conduct – Quality creates trust

Our Code of Conduct is based on company values ​​such as quality, performance, teamwork and sets clear standards regarding integrity and correct business conduct. For APL in particular, conscientious handling of the topics of applicable laws, independence, trust, risk management, respect and corporate citizenship is of utmost importance. We ensure that all people are treated with respect, tolerance, trust, openness, appreciation and fairness. In our company, equal opportunities apply to everyone. That is why discrimination based on origin, religion, age, gender, sexual orientation and disability has no place in our company. Harassment and bullying will not be tolerated. We ensure a healthy and hazard-free working environment for our employees by complying with workplace health and safety laws and regulations. It is the responsibility of supervisors in particular to ensure that appropriate procedures and protective measures are in place to ensure health and safety in the workplace.

We adhere to the legal regulations to ensure fair working conditions, including those regarding remuneration, working hours and the protection of privacy.

Employees who handle personal data receive training, advice and support from the responsible company data protection officers. Any form of fraud is prohibited, regardless of whether it damages company assets or the assets of third parties. Appropriate control measures are intended to prevent crimes of any kind that damage assets (e.g. fraud, breach of trust, theft, embezzlement, bribery or corruption).