Duff’s consultancy offers a variety of strategic consulting services including:
- Product management
- Licensing
- Enterprise content management
- Innovation management
- Investor services
- Expert witness services
In June 2011 Duff was elected by the responsible ISO committee to serve as one of two Project Co-Leaders of ISO 32000, the international standard for PDF technology. He remains in that position today. On October 1 2014 Duff became Executive Director of the PDF Association. Learn more about Duff’s consultancy at duff-johnson.com.