In April 2016, retouching and post production studio Deltagram successfully completed the PDFX-ready Creator certification process (creation of PDF/X–4 and PDF/X–1a) documents. Deltagram thus is one of only three Austrian agencies, who achieved certification by PDFX-ready.
PDFX-ready is a Swiss initiative founded in 2005 in the World Trade Center in Zurich. The goal is to promote and facilitate the use of the PDF/X ISO Standards for the exchange of printing data. The PDFX-ready specifications are based on the PDF/X-Plus specifications of the Ghent (PDF) Workgroup. Certified members of PDFX-ready indicate to their partners that they are competent in the secure exchange of data. PDFX-ready constitutes the easiest way to ensure quality in printing workflows. [http://www.pdfx-ready.ch/index.php?show=3]