Once again the ISO 9001 certification cycle has been successfully renewed. For the third time, almost since the beginning of Pella Sietas, our competence in customer satisfaction has been verified. Certificate
This website uses only functional cookies to improve your experience. We'll assume you're ok with this, but you can opt-out if you wish.
Diese Website verwendet funktionale Cookies, zur Verbesserung der Navigation. Sollten sie dieses nicht wünschen, kann dieses abgelehnt werden. Cookie settingsACCEPT
Privacy & Cookies Policy
Necessary cookies are absolutely essential for the website to function properly. This category only includes cookies that ensures basic functionalities and security features of the website. These cookies do not store any personal information.
Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. It is mandatory to procure user consent prior to running these cookies on your website.