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Susan Gantner

Susan Gantner Profile Pic



Susan is an IBM Systems Magazine, Business Systems edition technical editor. Her career has spanned more than 30 years in the field of application development. She began as a programmer developing applications for corporations in Atlanta, Ga., working with a variety of hardware and software platforms. She joined IBM in 1985 and quickly developed a close association with the Rochester, Minn., laboratory during the development of the AS/400 system.


Susan worked in Rochester for five years in the AS/400 Technical Support Center. She later moved to the IBM Toronto Software Laboratory to provide technical support for programming languages and AD tools on the AS/400.

Susan left IBM in 1999 to devote more time to teaching and consulting. She is the co-owner of Partner400 ( and a partner in System i Developer ( Her primary emphasis is on enabling customers to take advantage of the latest programming and database technologies on OS/400, i5/OS and now IBM i.

Susan is a regular speaker at COMMON and other technical conferences around the world and holds a number of Speaker Excellence medals. She was named an IBM Power Systems Champion ( in October 2011. 

Susan can be reached via or

Articles by Susan Gantner

Varying-Dimension Arrays for RPG | June 2019 | IBM i

Why RPG Developers are Adopting RDi | February 2019 | IBM i

RDi's Object Table on Steroids | September 2018 | IBM i

YAJL Meets DATA-INTO | June 2018 | IBM i

Getting More Help From RPG Prototypes | May 2018 | IBM i

The Power of Prototypes for RPG | April 2018 | IBM i

A Closer Look at RPG's DATA-INTO | March 2018 | IBM i

What's New in RDi With V9.6 | January 2018 | IBM i

An RPGers First Steps with JSON: Consuming JSON data with YAJL | September 2017 | IBM i

7 Keys to Future-Proofing Your RPG Applications | September 2017 | POWER

An RPGer’s First Steps With JSON | July 2017 | IBM i

RPG Fundamentals: Arrays | April 2017 | IBM i

Keeping up With RDi Enhancements | March 2017 | IBM i

A Guide to RDi on Mac | December 2016 | IBM i

5 Reasons to Use Free-Format RPG | August 2016 | IBM i