Our Certificates & Awards
National and international certificates are the evidence of the company's verifiable quality standards for processes and products. We are proud that we have repeatedly earned them. In every certificate, we see undisputed proof of long-term commitment to
from both our management and employees.
Moreover, from every certification procedure, we gain important information about potential improvements.
Since 2003, Werner & Mertz has…Read more...
Since 2010 the Werner & Mertz office building has…Read more...
DIN ISO 14001
Werner & Mertz has been ISO 14001-certified…Read more...
Werner & Mertz has long had…Read more...
Werner & Mertz was the first…Read more...
DIN ISO 9001
In 2001 the Werner & Mertz…Read more...