Retired as IBM Distinguished Engineer in July 2013. His IBM roles included: Chief Architect of Mainframe Software (10 years), led Business Development/M&A for the mainframe (3 years), Security and Application Development marketing lead (3 years), Chief Business Architect for IBM Federal Sales (2 years). He focuses on the Go to Market Strategy for these products. Advisory Board of start ups: Callsign and Malcovery. Consultant to Vicom Infinity.

CEO and Owner of Mantissa Corporation. As owner of Mantissa Corporation, he’s started from a fledgling company doing print management for a few local Southeast US corporations to an international operation with sales in Europe, Africa, Asia and North America. This is an approximately $15M operation today. Gary is the lead developer of the x86 instructions in software.

Developer of the input output portion of the z86VM product and lead developer of the Mantissa output management suite. He became a part time/best can do developer in 2013 as continued development funding was inadequate to maintain a full time position. He has responsibility for the Plug and Play hardware and file system implementation within z86VM.

Developer of the z86VM product and developer of the Mantissa output management suite. Tom became a part time developer/best can do developer in 2012 by his own choice. He provided much of the floating point implementation. In 2014, he voluntarily came back to work on the correction of the problems that were identified in Beta 3 and continues to provide part time development support.