Imprint. Smallpdf Ltd. Steinstrasse 21 8003 Zürich Switzerland Directors: Manuel Stofer, Mathis Büchi Ginzbourg Contact. Smallpdf AG Steinstrasse 21 8003 Zürich, Switzerland Email: support@smallpdf.com . Registry Info. Chamber of Commerce in Zürich (Handelsregister des Kantons Zürich) Swiss Business Identification Number UID (Unternehmens …