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Key resources

Get involved

How do you find the right PDF technology vendor?
Use the Solution Agent to ask the entire PDF communuity!
The PDF Association celebrates its members’ public statements
of support
for ISO-standardized PDF technology.

Member Area

Contact us

You can reach the PDF Association in many ways.

Primary points of contact


Contact CEO Duff Johnson (email) directly with public-relations inquires and to learn how to get involved with the PDF Association.


Members may contact CTO Peter Wyatt (email) directly to book training sessions and address members’ technical questions in a private setting. This service is provided gratis to all Full and Partner members. Note that Peter cannot sign an NDA on behalf of the PDF Association.


Contact PDF Association staff (email) for assistance with membership, website operations or inquiries regarding the PDF industry. We will route your query to the appropriate party. Contact PDF Evangelist Thomas Zellmann (email) or Operations Director Matthias Wagner (email) for communications in German.

ISO Committee Manager & Standards Director

Contact Betsy Fanning (email) with questions about the ISO committees, U.S. Technical Advisory Group (TAG) and PDF Association working group operations.

ISO Liaison Officer

Dietrich is Managing Director at callas software, the Vice-Chairman of the Board and the PDF Association ISO Liaison Officer. Contact Dietrich von Seggern (email) regarding liaison requests from ISO committees.

Online presence

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Visit the PDF Association on GitHub.

PDF developers in particular should note the public pdf-issues repo, a place to register errors or raise concerns about ISO 32000-2. 

GitHub octocat


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