Vermont Midrange User Group 

VTMUG logo Thirteenth Annual Technical Conference
Thu, Sep 21, 2017
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Speaker Profiles


Alison Butterill

Alison Butterill is the Offering Manager for IBM i. She owns the responsibility for the IBM i business, including defining and guiding future directions and strategies. She works with the IBM i sales, marketing, and development teams as well as clients and partners to ensure that the IBM i operating system and associated products reflect their requirements. Alison has worked in the mid-range area for more than 30 years and has held a wide variety of positions at IBM, primarily with midrange servers and software. She speaks at a wide variety of events, including industry and technical conferences around the world.


Doug Mack
(IBMís Power Systems Lab Services )

Doug Mack is a DB2 for i Analytics Consultant in IBMís Power Systems Lab Services organization, employed by IBM in the United States.

Doug currently leads the Analytics team for the DB2 for i Lab Services team delivering Query/400 modernization, DB2 Web Query, Data Warehouse design, skills transfer, and implementation guidance services worldwide.

Doug is a regular speaker at customer events including COMMON, IBM Technical Conferences and Executive Briefings, and has written many articles and white papers on the attributes of DB2 for i for analytics.

You can follow Doug on Twitter @mckdrmoly or via his blog at


Aaron Bartell

Aaron Bartell Aaron Bartell directs hands-on application development services using open source technologies for companies running on IBM i. Through consulting engagements, Aaron jump-starts development initiatives while serving as an extension of internal development teams. Aaron facilitates adoption of open source technologies through internal staff training, speaking engagements at conferences, and the authoring of best practices within IBM i industry publications and As Director of IBM i Innovation for Krengeltech, Aaron pursues initiatives which enable IBM i shops to embrace todayís leading technologies including Ruby on Rails, Node.js, and Git. Aaron is a passionate advocate of modern technologies and simple access to IBM i through Litmis Spaces; Connect with Aaron via email at

Aaron lives with his wife and five children in Southern Minnesota. He enjoys the vast amounts of laughter having a young family brings, along with camping and music. He believes there's no greater purpose than to give of our life and time to help others.


Paul Tuohy
(System i Developer)

Paul Tuohy, IBM Champion and author of Re-engineering RPG Legacy Applications and The Programmerís Guide to iSeries Navigator, is a prominent consultant/trainer/educator for application modernization and development technologies on the IBM i. He currently holds positions as CEO of ComCon, a consultancy firm based in Dublin, Ireland, and is a founding partner of System i Developer, the consortium of top educators who produce the acclaimed RPG & DB2 Summit. He also produces the popular iTalk with Tuohy audio blog. Previously, he worked as IT Manager for Kodak Ireland Ltd. and Technical Director of Precision Software Ltd.

In addition to hosting and speaking at the RPG & DB2 Summit, Paul has been an award-winning speaker at COMMON, COMMON Europe Congress, and other conferences throughout the world. His articles and audio blogs frequently appear in IBM Systems Magazine, The Four Hundred Guru, RPG Developer and other leading publications.