Our certificates

Certified quality and environmental management for many years.

Ziegler Certificate National DQS - ISO 9001:2015 and ISO 14001:2015

In the interest of the environment and our clients.

Assuming our great responsibility, we improve our production processes on a continuous basis in terms of environmental compatibility, sustainable business practices and customer friendliness. Our well-defined structures and processes help us to achieve these goals. 

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Ziegler Certificate International IQNet - ISO 9001:2015 and ISO 14001:2015

Continual improvement and consistent client focus.

We consider international IQNet certification to be a basis for great acceptance and appreciation by our European clients. It is precisely in international markets where relevant, recognised certification helps significantly to build trust in our company.

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Bild Umwelt

In-house quality and environmental policy

Basic principles behind quality and environmental policy

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